10 Solar Energy Companies in Chennai to Know

These companies are helping India achieve its emissions goals and move toward 100 percent renewable energy.

Written by Abel Rodriguez
Engineer works on a solar farm.
Photo: Shutterstock
UPDATED BY
Margo Steines | Feb 25, 2025

India aims to switch entirely to renewable power sources by 2070, so the country is seeing a huge jump in demand for green jobs as it makes advances to meet this ambitious goal. These green jobs range from solar panel installers to hardware development to software development. As renewable energy becomes more accessible in the country, these are some of the top solar companies to know in Chennai.  

Top Solar Energy Companies in Chennai

  • ReGen Powertech
  • SWELECT Energy Systems 
  • Tata Power 
  • Adani Solar  
  • Loom Solar

Related Resources Tech & Startup Jobs in Chennai

 

Top Solar Energy Companies in Chennai to Know

Redington is a diversified technology company that offers services in IT, mobility, energy and logistics. The company’s solar division has shipped over 100GW of solar panels to commercial and residential customers. It offers full lifecyle management of solar projects, from financing to warranties and insurance.

 

ReGen Powertech is an Indian renewable energy company generating power through its products. The company manufactures several solutions including wind turbines, solar inverters and gearless turbines for offshore power generation. Through its research and development, ReGen Powertech has become one of the largest renewable energy providers in the country.

 

Loom Solar is an energy startup developing consumer-friendly residential solar solutions. Its products, include solar panels, lithium batteries and solar inverters. The company works with public and private banks to help homeowners can finance Loom Solar’s products.

 

SolarTown is a solar energy company that sells retail systems and offers installation services. The company also functions as a solar energy consultant to its clients, working with them to build technology strategies that consider sustainability, cost and installation processes. Once the company provides a recommendation it then works with clients to provide its own or third-party panels and accessory products, and complete the installation.

 

Adani Solar helps businesses and homeowners shift to renewable energy by manufacturing solar panels, heating devices and off-grid solutions. By developing its own products, the company can consult customers and install its energy solutions in a more timely and cost-efficient manner.

 

Tata Power is one of India’s largest solar companies, and it operates offices in Chennai. The company develops and manufactures energy solutions both for residential and industrial rooftop applications. It also operates multi-watt solar farms that distribute renewable energy throughout the country.

 

Solar energy provider SolarSquare is a mission-driven sustainable energy company that works with residential and commercial clients to optimize their energy usage by onboarding them to solar. The company offers complimentary energy usage assessments, solar design services and installations, as well as administrative support with the document-heavy subsidy reimbursement process.

 

Proklean Technologies is a climate company that offers green chemistry products. It uses probiotic technology to offer environmentally friendly and sustainable cleaning products. It makes industrial solutions for institutional cleaning as well as paints and adhesives, and chemical products used in the manufacturing of pulp and paper, leather and textile production. Proklean Technologies cleaning solutions are used to clean and maintain solar panels, which should be cleaned periodically for maximum power output.

 

SWELECT Energy Systems is an energy technology company founded in India and currently has one of the largest solar output in the country. The company manufacturers solar modules, inverters and water pumps used by industrial clients aiming to convert to solar energy.

 

EarthFokus is a water management company that offers consumer and commercial products that support net-zero water consumption. Similar to carbon offsetting, the goal of net-zero water consumption is to balance the amount of water used by any given individual or company by returning a reciprocal amount of water to the original source. To this end, EarthFokus offers ecobrass water savers and has earned an “Efficient Solutions” label from the Solar Impulse Foundation.  

 

Explore Job Matches.