Top 10 Best Cleantech Companies In India In 2027

Top 10 Best Cleantech Companies in India in 2027

India’s cleantech industry is becoming an important part of the country’s economic and industrial transformation. Growing environmental concerns, rising energy requirements, urbanisation, industrial expansion and the need to reduce dependence on fossil fuels have increased the demand for cleaner technologies. Cleantech, or clean technology, encompasses a wide range of products and services designed to reduce environmental damage while improving resource efficiency, energy production, waste management and industrial productivity.

The Indian cleantech ecosystem extends well beyond renewable electricity generation. It includes solar and wind energy, electric mobility, battery manufacturing, energy storage, waste recycling, water treatment, biofuels, green hydrogen, carbon reduction and sustainable industrial solutions. Companies operating in these segments are developing technologies that can help businesses, households and government organisations manage their environmental footprint while addressing practical challenges involving cost, efficiency and scalability.

Government initiatives promoting renewable energy, electric vehicles, domestic solar manufacturing, battery storage and green hydrogen have also contributed to the industry’s expansion. At the same time, private investment, technological innovation and increasing corporate demand for sustainable operations are creating opportunities for established businesses as well as emerging cleantech companies.

India’s cleantech companies serve different markets. Some develop and operate large renewable energy projects, while others manufacture solar modules, recycle lithium-ion batteries, process plastic waste or convert organic waste into useful energy. Their technologies are relevant to electricity distribution companies, manufacturers, automobile businesses, municipalities, infrastructure developers and individual consumers.

1. Adani Green Energy Limited

Adani Green Energy Limited (AGEL) is one of India’s largest renewable energy companies, with a business model focused on developing, owning and operating utility-scale renewable energy projects. The company is a major participant in India’s transition towards cleaner electricity generation and has established a significant presence in solar power, wind energy and hybrid renewable energy projects. Its operations are particularly relevant to the growing demand for large-scale electricity from industrial consumers, electricity distribution companies and commercial establishments seeking alternatives to conventional fossil-fuel-based power.

The company’s renewable energy portfolio includes solar photovoltaic installations, wind power projects and hybrid facilities that combine different renewable sources. Solar energy forms a substantial part of its operations, supported by large-scale installations in resource-rich locations. Its wind energy projects complement solar generation by providing electricity under different weather and generation conditions. Hybrid projects are particularly important because combining solar and wind resources can improve the consistency of renewable electricity supplied to the grid.

Adani Green has been expanding its renewable energy infrastructure through large projects, including its development at Khavda in Gujarat. The Khavda renewable energy project is designed as a major integrated solar and wind energy development. Its scale reflects the growing importance of renewable energy parks that can connect substantial generation capacity with transmission infrastructure. The company has also been developing energy storage capabilities to address the challenge of renewable power intermittency and improve the availability of electricity when generation from solar and wind sources fluctuates.

The company reported an operational renewable energy portfolio of approximately 14,243 MW at the end of FY2024-25, following capacity additions during the financial year. Its portfolio included solar, wind and hybrid renewable energy assets. The company’s subsequent FY2025-26 expansion further strengthened its position, with its operational capacity reaching approximately 19.3 GW by March 2026. These developments demonstrate its ability to execute large renewable energy projects and expand its generation infrastructure.

Adani Green’s cleantech contribution also extends to improving the environmental performance of its operations. The company has reported initiatives involving water conservation, energy efficiency and responsible resource management across its renewable energy facilities. Large solar and wind projects require careful land management, water planning, equipment maintenance and environmental monitoring. Addressing these requirements is important for ensuring that renewable electricity generation remains environmentally responsible throughout the project lifecycle.

Another important aspect of the company’s strategy is the development of battery energy storage systems. Battery storage can help manage the difference between the timing of renewable electricity generation and actual electricity demand. It can also support grid balancing, peak demand management and the integration of larger quantities of renewable power. For industrial consumers, this capability is particularly relevant because uninterrupted electricity supply remains an important operational requirement.

Adani Green Energy is an important participant in India’s cleantech industry because it combines renewable electricity generation with large-scale project development, hybrid energy infrastructure and emerging storage solutions. Its expansion demonstrates how clean energy companies are increasingly moving beyond individual solar and wind installations towards integrated energy systems capable of supplying electricity at a much larger scale.

2. ReNew

ReNew is a prominent Indian renewable energy company operating across clean electricity generation, solar manufacturing, energy management and decarbonisation solutions. Founded in 2011, the company has developed a diversified clean energy business that serves electricity distribution companies, commercial and industrial customers and other organisations seeking renewable energy procurement. Its operations include utility-scale solar power, wind energy, hydroelectric generation, solar module manufacturing and emerging energy storage solutions.

The company’s renewable energy portfolio includes large solar and wind installations across multiple Indian states. These projects supply electricity through long-term power purchase agreements and other commercial arrangements. ReNew’s business model combines project development, construction, asset ownership and operation. This integrated structure allows the company to participate in different stages of renewable energy development, from identifying suitable project locations and arranging financing to operating electricity generation facilities.

Solar power is a major component of ReNew’s operations. The company develops large photovoltaic projects that convert sunlight into electricity through solar panels and associated electrical infrastructure. Its wind energy business complements solar generation and helps diversify the company’s renewable electricity portfolio. Wind installations require specialised turbine technology, site assessments, wind-resource forecasting and long-term maintenance. ReNew’s presence in both segments gives it the ability to develop different renewable energy solutions according to regional resources and customer requirements.

ReNew has also invested in domestic solar manufacturing. Its manufacturing operations include solar cells and modules, supporting India’s efforts to develop a stronger domestic solar supply chain. Solar modules are a critical component of photovoltaic power projects, while solar cells are the basic electricity-generating units used in those modules. Domestic manufacturing can help reduce dependence on imported equipment, improve supply-chain resilience and support the expansion of India’s renewable energy sector.

The company has been developing commercial and industrial renewable energy solutions for businesses that want to reduce electricity costs and emissions. These arrangements can involve supplying renewable electricity directly to large consumers through suitable procurement structures. Industries with substantial electricity requirements, including manufacturing, information technology, cement, steel and infrastructure, represent important potential customers for such solutions.

ReNew’s FY2024-25 integrated reporting highlighted an operating renewable energy portfolio of more than 11 GW, with solar, wind and hydroelectric capacity. The company also reported solar module manufacturing capacity of 6.4 GW and solar cell manufacturing capacity of 2.5 GW. Its clean energy operations generated more than 22 billion units of electricity during the financial year, demonstrating the scale of its generation business.

Energy storage and green hydrogen are other important areas of development. Battery storage can improve the availability of renewable electricity, while green hydrogen can provide a lower-carbon alternative to conventional hydrogen produced using fossil fuels. Green hydrogen has potential applications in fertiliser production, refining, chemicals, steelmaking and other industrial processes. ReNew’s investments and development activities in these areas reflect the growing diversification of the clean energy industry.

The company’s energy management activities also support electricity scheduling, renewable energy optimisation and market participation. Such services are becoming increasingly relevant as India’s power system incorporates more variable renewable generation. ReNew’s combination of electricity generation, manufacturing, energy management and decarbonisation services makes it a significant company in the Indian cleantech ecosystem.

3. Tata Power

Tata Power is one of India’s established integrated power companies and has developed a substantial presence in renewable energy, rooftop solar, electric vehicle charging and clean energy solutions. Its business covers several stages of the electricity value chain, including generation, transmission, distribution, trading and energy services. The company’s cleantech activities are particularly relevant because they connect renewable electricity production with distribution infrastructure and solutions used by businesses and households.

Renewable energy is an important component of Tata Power’s long-term business strategy. Through its renewable energy operations, the company develops and operates solar and wind power projects. Its clean energy portfolio includes utility-scale solar installations, wind farms and distributed solar projects. These assets contribute to electricity generation from renewable sources and support the increasing demand for lower-carbon power.

One of the company’s important business segments is rooftop solar. Tata Power provides solar solutions to residential, commercial, industrial and institutional customers. These systems allow consumers to generate electricity at their premises using photovoltaic panels. A typical rooftop installation includes solar modules, inverters, mounting structures, electrical protection equipment and monitoring systems. Depending on the system configuration and applicable regulations, surplus electricity can also be exported to the electricity grid.

The company’s rooftop solar business has become particularly relevant with the expansion of government programmes encouraging households to adopt solar electricity. Residential consumers can use rooftop solar to reduce their dependence on conventional grid electricity and potentially lower their electricity bills. Commercial and industrial customers can use larger installations to manage electricity expenses and improve the environmental performance of their operations.

Tata Power is also active in solar manufacturing. Its manufacturing operations include solar cells and photovoltaic modules. Domestic manufacturing capabilities are important for strengthening India’s renewable energy supply chain and improving the availability of locally manufactured solar equipment. The company has also been pursuing investments in upstream solar manufacturing, including plans involving photovoltaic ingots and wafers.

Electric vehicle charging infrastructure is another important component of Tata Power’s cleantech business. The company operates public and semi-public charging stations as well as charging solutions for residential and commercial customers. Its charging infrastructure is designed to support electric cars, two-wheelers, commercial vehicles and other electric mobility applications. Charging solutions include different equipment configurations depending on vehicle compatibility, charging requirements and location.

Tata Power’s integrated annual reporting for FY2025-26 highlighted more than 7,856 MW of operational clean and green generation capacity. The company also reported total rooftop solar installations exceeding 4.8 GWp and more than 7,000 public, semi-public and bus charging points. These figures demonstrate the breadth of its clean energy operations across electricity generation, distributed solar and electric mobility.

The company is also exploring opportunities in energy storage, distributed energy management and other emerging technologies. Energy storage can improve the utilisation of solar and wind power, while digital monitoring systems can help customers track electricity consumption and manage distributed generation assets. Such technologies are becoming increasingly important as electricity consumers seek more control over their energy requirements.

Tata Power’s strength in the cleantech sector comes from its integrated approach. Rather than concentrating exclusively on renewable power generation, it participates in manufacturing, electricity distribution, rooftop solar deployment and EV charging. This allows it to serve customers at several points in the transition towards cleaner energy.

4. Waaree Energies

Waaree Energies is a major Indian solar photovoltaic manufacturing company involved in the production and supply of solar modules and related clean energy solutions. The company has developed a strong presence in India’s solar manufacturing industry, supplying equipment used in utility-scale renewable energy projects, commercial installations, industrial facilities and residential rooftop systems.

Solar modules are essential components of photovoltaic power systems. They contain interconnected solar cells that convert sunlight into direct-current electricity. This electricity is subsequently converted into usable alternating-current electricity through inverters. The performance, durability, efficiency and reliability of solar modules directly influence the generation capacity and long-term economics of solar installations.

Waaree’s manufacturing business focuses on producing photovoltaic modules for domestic and international markets. Its product portfolio includes different module technologies and configurations designed for varying installation requirements. Solar developers require modules that can deliver consistent performance under different environmental conditions, including high temperatures, dust exposure, humidity and changing sunlight intensity.

The company’s manufacturing expansion has been an important part of its business strategy. Its FY2024-25 annual report highlighted the commencement of operations at a 5.4 GW solar cell manufacturing facility and an additional 1.3 GW module manufacturing facility. It also reported that its installed solar module manufacturing capacity had expanded to approximately 16.7 GW by July 2025. The company outlined further manufacturing expansion involving solar cells, modules and ingot-wafer production.

The development of domestic solar cell manufacturing is particularly important for India’s renewable energy ambitions. Solar module production depends on a supply chain involving wafers, cells, glass, encapsulants, backsheets, frames, junction boxes and other components. Expanding domestic manufacturing across different stages can improve supply-chain security and support the growth of India’s solar installation industry.

Waaree also serves customers requiring complete solar energy solutions. These can include module supply, engineering support, project-related services and other associated offerings. Its products are relevant to independent power producers, engineering and procurement contractors, industrial customers and rooftop solar installers. Large solar developers often require substantial quantities of modules delivered according to specific project schedules and technical specifications.

The company has also been expanding its international manufacturing and market presence. Its manufacturing facility in the United States reflects its strategy of serving overseas markets and strengthening its supply-chain capabilities. International expansion can help manufacturers diversify customer bases, respond to regional market requirements and reduce dependence on a single geography.

Waaree’s cleantech contribution is centred on making solar electricity generation more accessible through the manufacturing of photovoltaic equipment. The company’s scale, manufacturing investments and product portfolio make it an important participant in India’s solar energy ecosystem. Its future business opportunities are closely linked to the country’s renewable energy targets, domestic manufacturing policies and increasing adoption of solar electricity by industrial and residential consumers.

5. Greenko Group

Greenko Group is an Indian clean energy and energy transition company with a strong focus on renewable electricity generation, energy storage and integrated power solutions. The company has been developing infrastructure designed to address one of the most important challenges associated with renewable energy: the intermittent nature of solar and wind electricity generation. While solar and wind power can produce substantial amounts of clean electricity, their output depends on weather conditions and cannot always match the timing of consumer demand. Greenko’s business strategy focuses on combining renewable generation with large-scale storage infrastructure to make clean electricity more dependable.

The company operates across renewable energy technologies, including solar, wind and pumped hydro storage. Its integrated renewable energy projects are designed to combine different electricity generation sources with storage facilities. This approach allows electricity generated during periods of high renewable production to be stored and subsequently supplied when demand increases or renewable generation falls.

One of Greenko’s most significant developments is its Pinnapuram Integrated Renewable Energy Project in Andhra Pradesh. The project combines solar generation, wind power and pumped hydropower storage. The project configuration announced in April 2025 included 4,000 MW of solar capacity, 1,000 MW of wind capacity and 1,680 MW of pumped hydropower generation. Its planned storage capability is designed to support the delivery of dispatchable renewable electricity to industrial customers and electricity distribution companies.

Pumped hydro storage is an important technology in the company’s cleantech portfolio. The technology involves pumping water from a lower reservoir to a higher reservoir when electricity is available. When electricity demand increases, the stored water is released through turbines to generate electricity. This process allows energy to be stored and supplied according to demand requirements. Unlike conventional battery storage, pumped hydro systems can provide large-scale and long-duration energy storage, making them particularly relevant to electricity grids with increasing renewable energy penetration.

Greenko’s integrated energy projects are also relevant to industrial decarbonisation. Large industrial facilities require reliable electricity throughout the day, and renewable energy supply arrangements must account for variations in generation. By combining solar, wind and storage, the company aims to provide more flexible electricity solutions to industrial customers. Such arrangements can support businesses seeking to reduce their dependence on coal-based electricity.

Another important area of opportunity for Greenko is the growing green hydrogen industry. Green hydrogen is produced through electrolysis, a process in which electricity is used to separate hydrogen from water. When the electricity comes from renewable sources, the resulting hydrogen can have a substantially lower carbon footprint than conventional hydrogen production methods. Renewable electricity and energy storage infrastructure can therefore play an important role in the development of green hydrogen production facilities.

Greenko’s activities also highlight the importance of infrastructure integration in India’s energy transition. Renewable energy generation, transmission, storage and electricity consumption need to operate as part of a coordinated system. The company’s approach involves developing large-scale projects that bring these components together rather than treating renewable generation and energy storage as entirely separate businesses.

The company is an important participant in India’s cleantech landscape because it focuses on making renewable electricity more flexible and dependable. Its investments in integrated renewable energy and pumped storage infrastructure address a major requirement for the next stage of India’s clean energy transition.

6. Ather Energy

Ather Energy is an Indian electric vehicle technology and manufacturing company that designs and produces electric two-wheelers. The company has developed a significant presence in India’s electric mobility market through its electric scooters, proprietary vehicle technologies, charging infrastructure and software-based customer services. Its business is part of the broader transition towards cleaner transportation, particularly in urban areas where conventional petrol-powered two-wheelers contribute to fuel consumption and vehicular emissions.

Electric two-wheelers are an important segment of India’s clean mobility industry because motorcycles and scooters are widely used for personal transportation, commuting and last-mile travel. Replacing petrol-powered vehicles with electric alternatives can reduce direct exhaust emissions and dependence on conventional automotive fuels. The overall environmental benefits, however, also depend on electricity generation sources, battery manufacturing, vehicle usage patterns and end-of-life battery management.

Ather develops electric scooters with an emphasis on performance, technology and connected vehicle features. Its product portfolio includes the Ather 450 series and the family-oriented Rizta range. The scooters incorporate electric motors, lithium-ion battery packs, electronic control systems, digital displays and software-enabled features. These systems work together to manage vehicle performance, energy consumption, battery operation and rider information.

Battery technology is a central part of Ather’s product development. Electric scooters depend on battery packs to store electricity and supply power to the motor. Battery capacity, thermal management, charging speed, energy efficiency and durability influence the vehicle’s overall performance. The company has invested in research and development to improve its electric vehicle technology and develop products suited to Indian road and operating conditions.

Ather has also developed its own charging infrastructure under the Ather Grid brand. Charging accessibility is an important factor influencing electric vehicle adoption because customers need convenient locations to recharge their vehicles. Ather’s charging ecosystem includes public fast chargers and home charging solutions. The company has also developed its proprietary charging connector technology, known as the Light Electric Combined Charging System, to support its charging network.

The company’s FY2024-25 annual report recorded more than 155,000 scooter sales during the financial year and cumulative sales exceeding 388,000 vehicles since inception. It also reported more than 3,578 chargers in India and a wider charging network of 3,611 chargers across the markets in which it operated. Its scooters had collectively covered more than four billion kilometres.

Software is another important part of Ather’s technology platform. Connected vehicle functions can provide navigation, vehicle diagnostics, performance information and other digital services. Software updates allow manufacturers to improve certain vehicle features and introduce additional capabilities after the vehicle has been sold. These functions can also improve the customer experience and provide manufacturers with information that supports product development.

Ather’s manufacturing and retail ecosystem includes production facilities, experience centres and service centres. A strong after-sales network is particularly important in electric mobility because customers require battery-related support, software assistance, repairs and access to replacement components. The availability of these services can influence consumer confidence in electric two-wheelers.

The company also faces challenges common to the electric vehicle industry, including competition, battery costs, charging infrastructure expansion, profitability and the need to maintain consistent product quality. Nevertheless, its emphasis on in-house technology, electric scooter manufacturing and charging infrastructure makes it an important cleantech company in India’s electric mobility ecosystem.

7. LOHUM

LOHUM is an Indian cleantech company specialising in battery recycling, critical mineral recovery, battery reuse and the production of advanced materials. Its business addresses an important challenge associated with the expansion of electric mobility and renewable energy storage: the growing demand for minerals used in batteries and the need to manage batteries responsibly after their useful operating life.

Lithium-ion batteries are widely used in electric vehicles, portable electronic devices and stationary energy storage systems. Their production requires materials such as lithium, nickel, cobalt and other specialised components. As the number of electric vehicles increases, the requirement for these materials is also expected to grow. Recycling can help recover valuable minerals from discarded batteries and reduce dependence on the extraction of virgin resources.

LOHUM operates across several stages of the battery lifecycle. Its activities include battery recycling, critical mineral refining, material recovery and battery repurposing. The company processes battery waste and other industrial feedstocks to recover useful materials that can be returned to manufacturing supply chains. This model supports the development of a circular economy in which materials are recovered and reused rather than discarded after a single application.

One of the company’s important capabilities is its focus on recovering critical minerals from used batteries. The recycling process involves different stages of material separation, treatment and refining. Depending on the battery chemistry and recycling method, valuable metals can be recovered and processed into materials suitable for further industrial use. The recovered materials can contribute to the production of new batteries and other applications.

Battery repurposing is another important area. Batteries that are no longer suitable for demanding electric vehicle applications may still retain useful storage capacity. Subject to testing, safety assessment and performance evaluation, such batteries can potentially be used in less demanding applications, including stationary energy storage and backup power systems. This can extend the useful life of battery materials and reduce the quantity of waste requiring immediate recycling.

LOHUM has also developed capabilities in the production and refining of critical minerals. This is important because battery manufacturing requires materials with specific purity and quality standards. Recovered materials must undergo suitable processing before they can be used in advanced industrial applications. Developing domestic refining capabilities can help India strengthen its battery supply chain and reduce exposure to international supply disruptions.

The company’s technology and business model are also relevant to India’s efforts to develop domestic capabilities in critical minerals. The country has been encouraging investment in battery manufacturing, electric mobility and energy storage. These industries require reliable supplies of raw materials, and recycling companies can provide an additional source of mineral inputs.

LOHUM’s business also includes extended producer responsibility solutions and material traceability services. Digital tracking can help companies monitor waste collection, recycling and compliance with applicable environmental requirements. Such systems are increasingly important as regulations place greater responsibility on manufacturers and producers for the collection and management of products after use.

The company describes its operations as covering critical mineral recovery, advanced materials, battery lifecycle management and recycling. Its focus on resource recovery makes it relevant not only to the electric vehicle industry but also to the wider renewable energy, electronics and industrial manufacturing sectors.

LOHUM represents an important segment of India’s cleantech ecosystem because the transition to clean energy requires more than manufacturing electric vehicles and installing renewable energy projects. It also requires sustainable systems for recovering, refining and reusing the materials that support these technologies.

8. Attero Recycling

Attero Recycling is an Indian technology-driven recycling company specialising in electronic waste and lithium-ion battery recycling. Its operations address two growing environmental challenges: the increasing volume of discarded electronic equipment and the accumulation of batteries that have reached the end of their useful life. The company uses specialised recycling processes to recover valuable materials from waste streams and return them to industrial supply chains.

Electronic waste includes discarded computers, mobile phones, refrigerators, air conditioners, televisions, circuit boards and other electronic equipment. These products contain a combination of metals, plastics, glass and other materials. Improper disposal can create environmental and public health concerns because certain electronic components contain hazardous substances. At the same time, discarded electronics contain valuable materials that can be recovered through appropriate recycling technologies.

Attero’s recycling business focuses on recovering metals and other useful resources from electronic products. Its processes are designed to extract materials such as copper, aluminium and other valuable metals. The recovery of these materials can reduce the need for additional mining and help conserve natural resources. It also provides manufacturers with an alternative source of raw materials.

Lithium-ion battery recycling is another important part of the company’s business. These batteries are increasingly used in electric vehicles, consumer electronics and energy storage applications. Their growing adoption creates a corresponding need for safe collection, treatment and recycling infrastructure. Battery recycling is technically complex because different battery chemistries contain different combinations of metals and require appropriate processing methods.

Attero has developed proprietary recycling technology for lithium-ion batteries. The company uses hydrometallurgical processes to recover valuable metals from used batteries. Hydrometallurgy involves chemical treatment and separation techniques that enable the recovery of metals from processed materials. The recovered resources can include lithium, cobalt, nickel and manganese, depending on the input material and process.

The company’s work is important for the development of India’s circular economy. Recycling batteries domestically can help reduce the environmental burden associated with battery disposal and provide secondary sources of critical minerals. This is particularly relevant as India expands its electric vehicle manufacturing industry and develops large-scale battery energy storage projects.

Attero has also invested in expanding its recycling capabilities. An ICRA assessment of the company’s operations described its Roorkee facility as having an annual e-waste recycling capacity of 144,000 metric tonnes and lithium-ion battery recycling capacity of 700 metric tonnes, with an additional lithium-ion battery recycling facility planned in Telangana.

The company serves businesses that require responsible electronic waste management and resource recovery. Such customers can include electronics manufacturers, original equipment manufacturers, battery companies and other organisations that generate electronic waste during their operations. Formal recycling arrangements can help these businesses manage waste streams and meet applicable environmental compliance requirements.

Attero’s business is closely connected to the growth of electric mobility and electronics manufacturing in India. As more electric vehicles and electronic products enter the market, the requirement for specialised recycling infrastructure is expected to become increasingly important. Its combination of e-waste recycling, battery processing and metal recovery makes it a significant participant in India’s cleantech industry.

9. GPS Renewables

GPS Renewables is an Indian clean fuels and bioenergy technology company specialising in biogas, compressed biogas, biofuels and waste-to-energy infrastructure. Founded in 2012, the company initially focused on biogas solutions and subsequently expanded into industrial-scale bioenergy projects. Its business model addresses the challenge of managing organic waste while converting it into useful energy products that can replace conventional fossil fuels.

Organic waste from agricultural activities, food processing facilities, municipal sources, hotels and other commercial establishments can create environmental problems when disposed of improperly. Decomposing organic waste can release methane, a greenhouse gas with significant warming potential. However, suitable waste treatment technologies can capture and utilise the gases generated during decomposition, turning waste into an energy resource.

GPS Renewables develops technology and infrastructure for converting organic waste into biogas and compressed biogas. Biogas is produced through anaerobic digestion, a biological process in which microorganisms break down organic material in the absence of oxygen. The resulting gas contains methane and carbon dioxide, along with smaller quantities of other gases. After suitable purification, the methane-rich gas can be used as fuel.

Compressed biogas, commonly known as CBG, is particularly relevant to India’s clean fuel transition. It can be used in suitable applications as an alternative to conventional compressed natural gas. The production of CBG from agricultural residues, food waste and other organic materials can create an additional source of domestic fuel while supporting waste management and resource recovery.

The company provides engineering, procurement and construction services for bioenergy projects. Its capabilities cover different stages of project development, including technology selection, plant design, equipment integration, construction, commissioning and operational support. These services are important because bioenergy plants require specialised infrastructure for feedstock preparation, digestion, gas purification, compression and waste management.

GPS Renewables has also been involved in developing large-scale bioenergy infrastructure. One of its prominent projects is the BioCNG plant in Indore, Madhya Pradesh. The facility processes approximately 550 tonnes of organic waste daily and produces around 17 tonnes of compressed biogas. The project demonstrates how municipal organic waste can be converted into a commercially useful fuel rather than being sent entirely for conventional disposal.

Agricultural waste conversion is another important opportunity for the company. Crop residues, including paddy straw, can be used as feedstock for bioenergy production when collected, processed and supplied through suitable systems. This is relevant in agricultural regions where crop residue burning can contribute to seasonal air pollution. Converting suitable agricultural residues into compressed biogas can provide farmers with an additional economic use for waste materials while supporting cleaner fuel production.

GPS Renewables has also expanded its clean fuel technology portfolio beyond conventional biogas. Its business areas include renewable natural gas, second-generation ethanol, sustainable aviation fuel and green hydrogen. Second-generation biofuels are produced using non-food biomass and agricultural or other suitable waste materials. Sustainable aviation fuel is particularly important because aviation is difficult to decarbonise through direct electrification alone.

The company also develops proprietary technologies for gas purification and biofuel project integration. Gas purification is a critical part of commercial biogas production because raw biogas contains impurities that must be removed before it can be used in specific applications. The quality of the final fuel depends on appropriate treatment, gas composition monitoring and adherence to relevant technical standards.

GPS Renewables’ cleantech business is relevant to municipalities, agricultural organisations, fuel distributors, industrial customers and companies seeking alternatives to conventional energy sources. Its ability to combine waste processing with renewable fuel production makes it an important participant in India’s bioenergy industry. As the country expands its compressed biogas infrastructure and explores alternative fuels, companies with engineering and technology capabilities in this segment are likely to remain significant.

10. Banyan Nation

Banyan Nation is an Indian cleantech company specialising in plastic waste recycling and the production of high-quality recycled plastic materials. Headquartered in Hyderabad, the company operates in the circular economy segment, focusing on converting discarded plastic into reusable raw materials for manufacturers. Its business model addresses the environmental challenge of plastic waste while helping businesses reduce their dependence on virgin plastic.

Plastic is widely used in packaging, consumer products, automotive components, household goods and industrial applications. However, a substantial quantity of plastic waste is generated after products are consumed. When plastic is not collected or processed properly, it can accumulate in landfills, enter waterways and contribute to environmental pollution. Recycling provides a way to recover this material and use it again in manufacturing.

Banyan Nation focuses on recycling polyethylene plastics, particularly materials used in rigid packaging. Its operations include collecting discarded plastic, sorting it, cleaning it and processing it into recycled plastic granules. These granules can subsequently be used by manufacturers to produce new packaging and other plastic products.

One of the company’s important technological capabilities is its proprietary plastic cleaning and recycling process. Recycled plastic often contains contaminants such as product residues, oils, adhesives, labels, inks and other substances. Removing these contaminants is essential for producing recycled materials that meet the technical and quality requirements of manufacturers.

Banyan Nation has developed specialised washing and processing technology to improve the quality of recovered plastic. Its processes focus on removing contaminants, improving colour consistency and reducing unwanted odours. The company also works on producing recycled polyethylene materials with consistent physical and technical properties. This is particularly important for packaging applications where manufacturers require reliable material performance.

The company’s recycling model also incorporates India’s informal waste collection ecosystem. Informal waste collectors and aggregators play an important role in collecting and sorting recyclable materials. Banyan Nation uses technology-based systems to map, connect and integrate these participants into its supply chain. This approach helps improve the traceability of collected materials and creates a more organised sourcing network.

The company has established partnerships with major consumer goods businesses seeking to increase the use of recycled plastic in their packaging. Its recycled materials have been used in packaging associated with brands from companies including Unilever and Reckitt. Such partnerships demonstrate how recycling companies can connect waste collection networks with large-scale manufacturing requirements.

Banyan Nation has also developed a vertically integrated business model that combines material sourcing, processing, recycling and the supply of finished recycled resins. Its Hyderabad facility is a major part of its operations. The company reported that its facility covers approximately 120,000 square feet and uses specialised recycling infrastructure. It has also highlighted its efforts to expand recycling capacity and strengthen its supply chain.

Another important part of its business is extended producer responsibility. Under India’s plastic waste management framework, businesses covered by applicable requirements have responsibilities relating to the collection, recycling and management of plastic packaging waste. Banyan Nation provides recycled materials and associated services that can help businesses participate in more organised plastic recovery and recycling systems.

The company has also focused on developing traceable recycled plastic materials suitable for applications where quality and consistency are important. Manufacturers increasingly need reliable information about the origin and processing of recycled materials, particularly when they are working towards sustainability commitments and regulatory compliance. Digital tracking and organised sourcing networks can improve transparency throughout the recycling process.

Banyan Nation’s contribution to the cleantech industry extends beyond conventional waste collection. It demonstrates how technology, material science and supply-chain integration can help turn plastic waste into a commercially useful industrial resource. Its work is relevant to the packaging, consumer goods, automotive and manufacturing industries, making it an important company in India’s circular economy ecosystem.

Conclusion

India’s cleantech industry is expanding across multiple sectors, creating opportunities for companies working on renewable electricity, electric mobility, energy storage, recycling, waste treatment and alternative fuels. The companies operating in these areas are addressing different aspects of environmental sustainability while contributing to the development of new industrial capabilities.

Adani Green Energy, ReNew and Greenko represent the large-scale renewable energy and energy storage segment. Their businesses demonstrate how solar, wind and pumped hydro technologies can contribute to a cleaner electricity system. Tata Power combines renewable generation with rooftop solar, manufacturing and electric vehicle charging, while Waaree Energies strengthens the domestic solar equipment manufacturing ecosystem.

In electric mobility, Ather Energy is contributing through electric scooter manufacturing, battery technology, connected vehicle systems and charging infrastructure. Its business highlights the importance of developing an integrated electric mobility ecosystem rather than focusing exclusively on vehicle production.

Companies such as LOHUM and Attero Recycling are addressing the growing requirement for battery recycling, electronic waste processing and critical mineral recovery. Their activities are particularly important as the adoption of electric vehicles and battery storage increases the demand for materials such as lithium, nickel and cobalt. Recovering these materials can help reduce resource wastage and support domestic manufacturing.

GPS Renewables and Banyan Nation demonstrate the importance of waste-based resource recovery. The former converts organic waste and agricultural residues into renewable fuels, while the latter transforms discarded plastics into reusable industrial materials. Both business models show how environmental challenges can be addressed through commercially viable technology and organised supply chains.

The future growth of India’s cleantech sector will depend on technological improvements, investment, manufacturing capabilities, supportive regulations and the development of reliable infrastructure. Renewable energy companies will need to improve storage and electricity management, electric mobility businesses will have to strengthen charging and battery ecosystems, and recycling companies will need to expand collection and processing capacities.

As industries, households and governments increasingly adopt sustainable technologies, cleantech companies will play an important role in India’s transition towards a resource-efficient and lower-carbon economy. Their contribution will extend beyond reducing emissions to include energy security, domestic manufacturing, material recovery, waste reduction and the development of new employment opportunities.