Indiana's solar energy industry is experiencing rapid expansion, with distinct companies emerging with a focus on utility solar projects, energy-saving solutions, and renewable energy. The solar energy market is multifaceted, harboring companies like Inovateus Solar and Tri-Lakes Container, that offer everything from solar waste recycling programs to energy-saving bulbs and solar panels. These companies are central to ongoing efforts to shift towards alternative energy sources and a more sustainable future. They play an essential role in fostering a transition towards a more sustainable energy model, offering innovative solutions for businesses and individuals alike all across Indiana.


Top 21 solar energy companies in Indiana

1. Inovateus Solar

  • Website: inovateus.com
  • Headquarters: South Bend, Indiana, United States
  • Founded: 2008
  • Headcount: 11-50
  • Latest funding type: Private Equity
  • LinkedIn

Inovateus is a company specializing in solar waste recycling programs and sustainable solutions for utility solar projects. They offer services such as reducing construction waste, recycling and repurposing waste products, and creating zero-construction waste goals. With a strong passion for the solar industry, Inovateus works with Fortune 500 companies, building better community relationships and enhancing environmental stewardship.


2. Tri-Lakes Container

  • Website: tri-lakes.com
  • Headquarters: Pierceton, Indiana, United States
  • Founded: 1990
  • Headcount: 51-200
  • LinkedIn

Tri-Lakes is a company offering energy-saving solutions and products such as solar panels, energy-saving bulbs, and electrical equipment troubleshooting. They provide services to help customers reduce energy costs and save money. Tri-Lakes is focused on providing budget-friendly options and tips for energy conservation.


3. Modern Mill Solar

Modern Mill Solar is a company that aims to help customers harness solar energy to achieve energy freedom. They offer renewable, solar energy solutions for homes and businesses, including solar panel installations and various solar plans such as purchase, loan, and lease programs.


4. Jefferson Electric

Jefferson Electric LLC is a fast-growing small business based in Indianapolis. They offer a range of services including solar, electrical, energy storage, and EV charging solutions. With a focus on accountability and professional excellence, they aim to provide reliable and friendly service to their customers.


5. Ohio Valley Electric, INC

Ohio Valley Solar is a certified and experienced solar panel company that offers complete solar grid-tied and off-grid systems. They provide reliable, affordable, and sustainable solar power solutions to residential customers in Newburgh & Evansville IN, generating electricity directly from the sun to help tackle electric bill problems. Their team of professionals is fully dedicated to helping customers save money while being environmentally friendly.


6. PSG Energy Group

PSG Energy Group is an energy contractor that partners with customers to deliver superior project experiences. They offer renewable energy solutions, including sales, tailored designs, installation, monitoring, operations, and maintenance services. PSG Energy Group is committed to adding value and exceeding expectations in power delivery and energy management. Their comprehensive approach includes exploring and implementing energy savings and sustainability measures. They work with leading equipment manufacturers and manage the entire process from concept to installation, providing ongoing support. PSG Energy Group is part of the Envelop Group.


7. WindStream Technologies

  • Website: windstream-inc.com
  • Headquarters: New Albany, Indiana, United States
  • Founded: 2008
  • Headcount: 11-50
  • Latest funding type: Post Ipo Debt
  • LinkedIn

WindStream is a company that offers hybrid renewable energy solutions by integrating wind and solar technologies into a single unit. Their product overcomes the inconsistent nature of renewable energy resources, allowing customers to reliably depend on a renewable energy generation device.


8. Rectify Solar

Rectify Solar provides solar energy services and products for homes and businesses, including sales, installation, monitoring and education.


9. Solar Energy Systems, LLC

Solar Energy Systems is an Indiana-based company that offers solar installation services for residential, commercial, and agricultural clients. They also offer RV solar products, lithium batteries, and inverter services.


10. Structural Solar

Structural Solar is a design and manufacturing company specializing in structural systems for solar panel installations in North America. They offer wide-ranging design-build and contract manufacturing services to solar developers and integrators based on site-specific and project-specific requirements.


11. Solar UV Solutions

Solar UV Solutions provides cost-effective and energy-efficient solar thermal heating solutions for commercial, industrial, and agricultural businesses. They are the exclusive distributor of Solar America Solutions’ SunQuest 250 solar thermal collector.


12. Prosolia

  • Website: prosolia.com
  • Headquarters: Indianapolis, Indiana, United States
  • Founded: 2003
  • Headcount: 11-50
  • Latest funding type: Series Unknown
  • LinkedIn

Prosolia is an international company specializing in the development, construction, and operation of renewable energy projects, with a focus on solar energy. They offer customized solutions to meet the energy needs of their clients and investors.


13. Star Solar Holdings

Star Solar LLC is a commercial solar energy company that offers development and installation services for utilities seeking solar generating capacity. They help businesses to lower operating costs, reduce their energy bills and tap into a customer base wanting environmentally friendly vendors.


14. Green Alternatives, Inc.

  • Website: solargai.com
  • Headquarters: Flora, Indiana, United States
  • Founded: 2008
  • Headcount: 1-10
  • LinkedIn

Green Alternatives Inc. provides customized solar solutions to clients by handling solar installations for commercial, residential, and agricultural properties while also offering operations and maintenance (O&M) contracts, energy storage and competitive, customizable O&M options and inspections.


15. SunWind Power Systems, Inc.

SunWind Power Inc. is a company that specializes in the installation of solar systems to create a cleaner, greener world.


16. Morton Solar, LLC

Morton Solar & Electric is a B-corporation that provides solar energy system installation including LED lighting retrofit solar canopy for commercial and residential properties in Indiana, Illinois, and Kentucky.


17. Bauerle Roofing

Bauerle Roofing LLC is a family-owned and operated roofing, siding, gutter, window replacement, and solar energy contractor company serving Central Indiana area since 2001.


18. White Construction LLC

White Construction is an infrastructure construction contractor specializing in renewable energy, industrial/power, and heavy civil projects. With over 70 years of experience, we help customers build their most complex infrastructure projects.


19. Advanced Solar Distributor

Advanced Solar was founded by Glen Miller as alternative energy engineering, sales and services. With the goal of bringing renewable, non-polluting power to homes and businesses in northern Indiana and surrounding areas. We install and supply resellers, contractors, integrators and installers the reliable products they need to design, install and maintain renewable energy systems.


20. Star Solar Specialists

We are solar power specialists. Star Solar Specialists is a solar power installation company servicing Kentucky and Indiana.


21. All Services Electric

All Services Electric is a company specializing in electrical services and home improvements. They offer installation and upgrade of electrical systems, including wiring, appliances, and smart technology. They also provide solar panel installation and energy-saving solutions. With expertise in complying with building codes and regulations, they ensure the safety and functionality of electrical systems. Their services contribute to increasing the value and efficiency of homes.


Want to find more solar energy companies?


If you want to find more companies that offer diverse services ranging from energy-saving solutions to solar panel installations you can do so with Inven. This list was built with Inven and there are hundreds of companies like these globally.


With Inven you'll also get to know the company's:


  • Ownership: Which of these are private equity backed? Which are family-owned?
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...and a lot more!