We all agree that there is a dire need to find new ways to live a more sustainable life without compromising on the country’s growth and development. Indian cleantech startups are at the forefront of this innovation, developing new ideas to power existing clean energy technology and doing their bit to save the environment in their own ways.

Inc42 has compiled a list of 53 cleantech startups that have come up with out-of-the-box solutions to contribute to India’s clean energy goals. From startups dealing with rooftop solar energy or those focusing on biomethanation technology to solve organic waste management to those providing solutions to clean and purify air and water, the list has it all. Take a look!

The list below is not meant to be a ranking of any kind. The startups have been listed in alphabetical order.

List Of Cleantech Startups In India

75F

75F offers smart building solutions such as wireless sensors, equipment controllers and cloud-based software, delivering predictive, and proactive building automation to save energy and reduce greenhouse gas emissions.

75F’s products mainly predict, monitor and control hot and cold spots of a building and thus, avert damages to the edifice. In the beginning, the startup focused on the commercial real estate market but in 2015, it also started providing HVAC (heating, ventilation and air conditioning) solutions.

It works along with facility management companies, systems integrators and energy service companies to add more properties within its umbrella. Besides, it also outsources manufacturing units in the US, India and China.

In July 2021, it reportedly secured $5 Mn in a Series A funding round from Siemens AG. With this, the startup raised a total of $28 Mn in the Series A financing round.

Its cap table includes Breakthrough Energy Ventures, Climate Initiative, Clean Energy Trust and WIND Ventures, among others.

Ace Green Recycling

Ace Green Recycling is a battery recycling startup, which claims to have developed clean and efficient lead-acid battery recycling technology.

Its battery operates at room temperature, contains zero air emissions, and wastes and reduces heavy metal emissions, resulting in significantly lower environmental damage, the startup said.

Further, the cleantech startup has said it is working on the commercialisation of lithium-ion battery recycling in an environmentally sustainable manner.

Battery recycling technology startup secured more than $7 Mn in a funding round led by Circulate Capital and Climate Angels in February 2022.

Adding this round, the startup’s total fund raised stands at $10 Mn so far, according to the startup.

The startup is planning to develop its lithium reusable technology and expand the 30-member team to 50 in the coming months. The startup is also focusing on developing fossil fuel-free lithium battery recycling technology.

AirOk

AirOk has developed a patented air filter called EGAPA that is capable of removing 99.7% of air pollutants from the environment. The filter is designed to target cancer cells and break down air pollutants such as viruses, VOCs, bacteria, and mould, as claimed by the company.

In addition to air filters, AirOk offers a range of products, including air purifiers, air purifier filters, face masks, purifying bags, data centre solutions, and pollution seizure solutions.

According to its financial report for FY21, the company generated operating revenue of INR 1.94 Lakh but also reported a loss of INR 2.25 Lakh.

AirOk has secured investment from Ncubate Capital Partners, a VC fund based in Gurugram.

altM

Founded in 2022 by ex-Tesla employees Apoorv Garg and Yugal Raj Jain, altM is on a mission to develop sustainable materials from agricultural residue and help companies reduce their carbon footprints and increase circularity in their supply chains.

altM uses lignocellulosic agricultural residues to produce advanced materials that offer sustainable alternatives to conventional products. Lignocellulosic residue refers to dry plant waste that is left during or after the processing of crops. It includes items such as barley straw, corn stover, sorghum stalks, coconut husks, sugarcane bagasse and banana leaves.

Last month, altM secured $3.5 Mn in a seed funding round led by Omnivore. It was also featured in the 40th edition of Inc42’s ‘30 Startups To Watch’ list.

Bambrew

Founded in 2018 by Vaibhav Anant, Bambrew offers sustainable alternatives for food packaging, pouches and foldable cartons, ecommerce mailer bags, and PVC. The startup uses bamboo to make its products and claims that all its products are plastic-free and made in-house.

The Bengaluru-based green packaging startup picked up $2.35 Mn in a Pre-Series A round in January 2022, which was led by Blue Ashva Capital and Supack Industries. The funding round also attracted investments from Mumbai Angels and other angel investors.

Since its funding round, Bambrew has expanded its product range to include offerings such as paper straws, cups and glasses, and wooden spoons and forks.

Bariflo Labs

Founded in 2018 by Mrityunjay Sahu and Anudhyan Mishra, and headquartered in Bhubaneswar, Bariflo Labs is a water body management and aquafarming startup. The startup has developed an Intelligent Aqua Bodies Management system using principles of fluid dynamics and deploying technologies like industrial internet of things (IIoT), AI and robotics.

The Aqua Bodies Management system works using Bariflo Labs’ India-patented sediment aeration device. This device diffuses air at the sediment level in a water body, maintaining dissolved oxygen at the sediment oxygen boundary layer. It reduces energy consumption by up to 75% and capital cost by 20%.

The startup’s AI-based monitoring device can predict water quality parameters such as dissolved oxygen, un-ionised ammonia, phosphate, nitrite, nitrate, sulphide, pH and ORP.

Bariflo Labs’ is backed by CSIR, Startup Odisha, JSW, the Telangana AI Mission (T-AIM), and VIT Technology Business Incubator, among others.

BatX Energies

Founded in 2020 by Utkarsh Singh and Vikrant Singh, Gurugram-headquartered BatX Energies is a Lithium-ion (Li-ion) battery recycling startup. The startup works to provide battery-grade materials by recycling end-of-life batteries.

Using its proprietary process, BatX Energies extracts black mass of less than 1% impurities from used Li-ion cells. This process allows the startup to extract high-quality lithium, nickel, cobalt and manganese from black mass. The startup also produces plastics, aluminium, copper and stainless steel from recycled batteries, which it sells to recyclers.

In December 2023, BatX Energies secured $5 Mn in its Pre-Series A funding round from Zephyr Peacock, with participation from LetsVenture and existing investors, including JITO Angel Network, family offices of Mankind Pharma, Excel Industries and BluSmart. The startup plans to deploy the fresh capital to scale up production of its recycled battery-grade lithium, nickel, and cobalt and establish a nationwide reverse logistics network for sourcing.

Buyofuel

Coimbatore-based BuyOFuel aggregates, biofuel suppliers, consumers and waste generators (waste biomass is converted to biofuels).

It claims that 90% of its users are active and repeat customers, and the business has clocked a 2x increase in monthly revenue since May 2022. The cleantech platform saw transactions involving 30K million tonnes (MT) of waste and biofuels since May, substituting 10K MT of fossil fuels.

It has raised $1.6 Mn (INR 13.22 Cr) to date, from investors including IPV, VCATS, Gruhas Proptech, LV and Lead Angels Fund.

Chakr Innovation

Chakr Innovation offers an emission control device that checks pollution at the source and captures harmful particulate matter emissions.

The cleantech startup claims its products are coupled with exhaust and absorb over 80% of the particulate matter emitted by diesel engines.

Chakr Innovation’s device Chakr Shield claims to collect 90% of particulate matter emissions from the exhaust of diesel generators without causing any adverse impact on the diesel engine. The collected emissions are used to create the ink.

According to the startup, the Chakr Shield can significantly reduce particulate matter (PM2.5 and PM10), carbon monoxide and hydrocarbon emissions after retrofitting the tailpipe of the DG set.

Last year, Delhi’s upscale mall Select CityWalk installed Chakr Shield to reduce pollution from the DG sets by up to 80%. The shield would help reduce annually an estimated 378 kg of PM or black soot emissions which is equivalent to more than 174 tonnes of carbon dioxide emissions or the carbon sequestered by 228 acres of forest in one year alone, said Chakr’s cofounder Bharti Singhla.

Chakr Innovation raised an undisclosed amount in the Series B round from Neev Fund II in November 2021.

The startup has raised multiple rounds of funding, including a Series A round of INR 19 Cr led by IAN Fund and ONGC. It had also raised seed capital from Parampara Capital and Globevestor.

Chakr Innovation will be working on other technology solutions including Metal-Air battery technology. The startup plans to scale its production and expand its operations across more than 12 cities in future.

Clairco

Clairco is an Internet of Things (IoT) startup which enables air quality monitoring and purification. It uses low-drag air filters which can be retrofitted to any type of air conditioning and turn them into air purifiers.

According to Clairco, it has developed this patent-pending air purification system in-house. It analyses air quality data of a particular premise on a real-time basis and installs ultra-low resistance air filters in existing air conditioning units. This is then converted into a smart air purification system.

It helps businesses ensure clean air affordably and measurably by adding air purification to existing AC systems. It offers filter technology for up to MERV-13 filtration with a low-pressure drop, monitors PM2.5, PM10, CO2, VOC, and other air quality parameters, and maintains optimal health of air filters and purifiers in any season.

For its monetisation plan, Clairco charges its customers a monthly subscription fee for businesses of all sizes and scales.

Clairco raised INR 4.2 Cr in angel funding in March last year. The round was led by Sanjiv Bajaj (Bajaj Capital) at Anicut Angel Fund. Investors including Max Group and Angel List also participated in the round.

The cleantech startup is looking to expand its footprint to key cities across the country. It is also looking for product development and growth.

CleanMax Enviro Energy Solutions

Rooftop solar startup CleanMax is a sustainability partner to corporations and develops solar and wind projects under the Build Own Operate model by providing renewable electricity under long-term agreements, creating significant savings for end-users.

The startup currently serves more than 150 customers, including Facebook, Adobe, Cargill Foods, Volvo, Tata Group, Mahindra Group, Grasim, MG Motors and others.

The Danish Investment Fund for Developing Countries (IFU) invested $34 Mn in the renewable energy startup in December 2021.

The investment in CleanMax is IFU’s second within renewables in India, following the signing of the India-Danish Green Strategic Partnership in 2020 by Prime Minister Narendra Modi and Danish Prime Minister Mette Frederiksen.

CleanMax signed a deal with social media giant Facebook last year to co-run a portfolio of wind and solar projects across India that will supply clean energy to the electrical grid.

In India, the startup has new investments lined up in solar, wind and wind-solar hybrid projects in states, including Karnataka, Gujarat, Maharashtra, Haryana, Uttar Pradesh and Tamil Nadu, to serve the needs of corporate customers.

CleanMax is planning to accelerate its growth in the commercial and industrial renewable energy space in India, as well as in the Middle East and South East Asia.

Devic Earth

Cleantech startup Devic Earth creates scalable solutions with ‘Pure Skies’, its air pollution control equipment for industries and large areas. Pure Skies improves air quality.

The Pure Skies tech system reduces specific pollutants like particulate matter to less than 10 microns (both PM10 and PM2.5). The air quality index typically improves in heavily polluted areas in less than three months.

Pure Skies comes with an intelligent wifi-based technology to handle airborne gaseous and particle pollutants across industries, homes, and cities. A single push of a button can help remove 40-50% of nano-sized particles at

QOSHE - 53 Cleantech Startups Working Towards Making India’s Future Cleaner & Greener - Hemant Kashyap
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53 Cleantech Startups Working Towards Making India’s Future Cleaner & Greener

11 13
19.04.2024

We all agree that there is a dire need to find new ways to live a more sustainable life without compromising on the country’s growth and development. Indian cleantech startups are at the forefront of this innovation, developing new ideas to power existing clean energy technology and doing their bit to save the environment in their own ways.

Inc42 has compiled a list of 53 cleantech startups that have come up with out-of-the-box solutions to contribute to India’s clean energy goals. From startups dealing with rooftop solar energy or those focusing on biomethanation technology to solve organic waste management to those providing solutions to clean and purify air and water, the list has it all. Take a look!

The list below is not meant to be a ranking of any kind. The startups have been listed in alphabetical order.

List Of Cleantech Startups In India

75F

  • Founded In: 2012
  • Founders: Deepinder Singh, Pankaj Chawla
  • Funding Raised To Date: $25 Mn
  • Investors: Siemens AG, Breakthrough Energy Ventures, Climate Initiative, Building Ventures, Revolution, Clean Energy Trust, WIND Ventures
  • Headquarters: Bengaluru

75F offers smart building solutions such as wireless sensors, equipment controllers and cloud-based software, delivering predictive, and proactive building automation to save energy and reduce greenhouse gas emissions.

75F’s products mainly predict, monitor and control hot and cold spots of a building and thus, avert damages to the edifice. In the beginning, the startup focused on the commercial real estate market but in 2015, it also started providing HVAC (heating, ventilation and air conditioning) solutions.

It works along with facility management companies, systems integrators and energy service companies to add more properties within its umbrella. Besides, it also outsources manufacturing units in the US, India and China.

In July 2021, it reportedly secured $5 Mn in a Series A funding round from Siemens AG. With this, the startup raised a total of $28 Mn in the Series A financing round.

Its cap table includes Breakthrough Energy Ventures, Climate Initiative, Clean Energy Trust and WIND Ventures, among others.

Ace Green Recycling

  • Founded In: 2019
  • Founders: Nishchay Chadha, Vipin Tyagi
  • Funding Raised To Date: $10 Mn
  • Investors: Circulate Capital, Climate Angels, Newchip
  • Headquarters: Singapore

Ace Green Recycling is a battery recycling startup, which claims to have developed clean and efficient lead-acid battery recycling technology.

Its battery operates at room temperature, contains zero air emissions, and wastes and reduces heavy metal emissions, resulting in significantly lower environmental damage, the startup said.

Further, the cleantech startup has said it is working on the commercialisation of lithium-ion battery recycling in an environmentally sustainable manner.

Battery recycling technology startup secured more than $7 Mn in a funding round led by Circulate Capital and Climate Angels in February 2022.

Adding this round, the startup’s total fund raised stands at $10 Mn so far, according to the startup.

The startup is planning to develop its lithium reusable technology and expand the 30-member team to 50 in the coming months. The startup is also focusing on developing fossil fuel-free lithium battery recycling technology.

AirOk

  • Founded In: 2015
  • Founders: Deekshith Vara Prasad, Pavan Reddy Yasa, Vanam Sravan Krishna
  • Funding Raised To Date: Undisclosed
  • Investors: Ncubate Capital Partners
  • Headquarters: New Delhi

AirOk has developed a patented air filter called EGAPA that is capable of removing 99.7% of air pollutants from the environment. The filter is designed to target cancer cells and break down air pollutants such as viruses, VOCs, bacteria, and mould, as claimed by the company.

In addition to air........

© Inc42


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