The geothermal energy sector in Arizona is experiencing a significant boom with a myriad of companies venturing into this green energy industry. These companies range from those offering domestic solutions to those providing industrial-scale installations. They capitalize on Arizona's rich geothermal resources, providing efficient and sustainable power conversion, HVAC systems, and energy management with the use of innovative technology. As the shift towards renewable energy persists, this industry is set for further growth, positioning Arizona as a hub for geothermal energy in the U.S.


Top 25 geothermal energy companies in Arizona

1. SunTrac USA

Suntrac offers solar energy solutions for residential and commercial HVAC systems, with the aim of reducing operating expenses and increasing efficiency.


2. Ajay Varma

  • Website: cbrtindia.com
  • Headquarters: Scottsdale, Arizona, United States
  • Founded: 2005
  • Headcount: 11-50

CBRT India is an electrical equipment company that provides services and products in areas such as energy management, industrial automation, and renewable energy.


3. MaxQ Technology, LLC

MaxQ Technology is a company specializing in thermal management solutions and power electronic packaging for businesses using sustainable power conversion. They design, fabricate, and test innovative solutions for their clients.


4. powergreenME

Powergreen is a renewable energy company based in Qatar, offering small vertical and horizontal axis turbines up to 50 kilowatts. They provide top-level counseling from project conception to post-sale service, and have established regional expertise in clean tech solutions.


5. Kinney Construction Services, Inc. (KCS)

Kinney Construction Services, Inc. is a premier construction services firm specializing in commercial building construction and renovation, civil construction, and renewable energy projects. They aim to achieve client satisfaction by delivering construction services excellence through a collaborative culture. They integrate environmentally responsible design elements and construction efforts into all of their projects.


6. First Solar

  • Website: firstsolar.com
  • Headquarters: Tempe, Arizona, United States
  • Founded: 1999
  • Headcount: 5001-10000
  • Latest funding type: Post Ipo Debt
  • LinkedIn

First Solar is a leading American solar technology company that produces high-quality advanced thin film CadTel PV modules. They are committed to responsible solar technology that reduces risk and maximizes returns while respecting people and the planet.


7. Fluidic Energy

Fluidic Energy is a company that provides innovative energy storage solutions. Their products are designed to deliver reliable and sustainable power for various applications.


8. Stirling Energy Systems, Inc.

Stirling Energy Systems (stirlingenergy.com) offers solar energy solutions through their innovative SunCatcherTM system. This system tracks the sun, harnesses solar energy, and converts it into grid-quality electricity.


9. Solfinity Power

Solfinity Power is a solar solutions company providing residential and commercial customers with high-quality solar panels and installation services. They offer a 25-year manufacturer warranty, performance guarantee, workmanship warranty, and roof penetration warranty. Their solar panels convert sunlight into electricity, reducing electricity bills and helping customers save money. Solfinity Power operates nationwide and aims to make solar energy accessible to all.


10. Isa

  • Website: isaindustries.com
  • Headquarters: Phoenix, Arizona, United States
  • Founded: 2016
  • Headcount: 11-50
  • Latest funding type: Seed
  • LinkedIn

ISA Industries is a collective of entrepreneurs and engineers dedicated to solving the world's energy problem. Their mission is to develop sustainable, affordable, and decentralized sources of power. They offer innovative solutions that enable users to become energy independent.


11. Solar Gain

Solargain Inc provides tailored photovoltaic systems for homes and businesses. Their engineers design the best system based on power usage and customer input. With practical sizing and a focus on financial returns, Solargain ensures their solar systems are efficient and beneficial. They offer residential and business solar systems, energy storage, service and maintenance, and financing options.


12. Sun Solar LLC

Sun Solar LLC is a sustainable energy company specializing in solar power solutions. They offer turn-key solutions for solar posts, racking, and modules, providing clean and renewable energy options. With over 2.5 gigawatts of energy created through various projects across the country, they are experts in the field and committed to reducing carbon emissions.


13. Titan Power Inc.

Titan Power is a company that offers a range of services in the power industry. They provide solutions for power generation, transmission, and distribution, specializing in renewable energy sources. With their expertise and cutting-edge technology, they ensure reliable and efficient power solutions.


14. Scout Solar

Scout Solar is a company that provides sustainable solar solutions for the commercial industry. They specialize in navigating the incentive process, maximizing grants and tax incentives for their clients. With a dedicated team of specialists, they manage the entire project from design and engineering to construction and installation.


15. Advanced Energy Systems

  • Website: solar-aes.com
  • Headquarters: Scottsdale, Arizona, United States
  • Founded: 2008
  • Headcount: 11-50
  • LinkedIn

Advanced Energy Systems (AES) is a leading locally owned solar provider specializing in designing solar systems for residential and commercial properties. They offer personalized services and designs to meet each customer's specific needs. AES custom designs and installs solar panels, energy hub inverters, and battery integration systems. They provide exemplary service and attention to detail, ensuring optimal performance and cost savings for their clients.


16. Solestial

  • Website: solestial.com
  • Headquarters: Tempe, Arizona, United States
  • Founded: 2013
  • Headcount: 11-50
  • Latest funding type: Seed
  • LinkedIn

Solestial is a solar energy company that focuses on powering the new space economy. With a recent oversubscribed $10M seed round, the company aims to provide innovative solutions for space-based solar energy.


17. Tonian Renewables

Tonian Renewables is a company that offers best in class operations and maintenance services for solar and wind energy projects. They focus on safety, environmental stewardship, and continuous improvement. Their services include due diligence, end-of-warranty inspections, and reducing downtime. Tonian Renewables aims to be the employer of choice and is committed to providing the highest value O&M service in the industry.


18. Elite Solar Concepts

Elite Solar Concepts is a company that offers solar energy solutions to homeowners around the world. They are committed to helping customers save energy and create a greener planet for future generations.


19. Advosy Energy

Advosy Energy is a solar energy company that specializes in helping homeowners switch to solar power. They offer solar panel installation and cleaning services, allowing customers to save money on their utility bills and reduce their carbon footprint. With a focus on clean and renewable energy, Advosy Energy provides affordable solutions for homes and businesses in Arizona, Nevada, New Mexico, and California.


20. On Point Solar Power

On Point Solar is a company that provides solar power solutions for residential properties with high-quality panels and dependable customer service.


21. Sunlink Energy

Sunlink Energy is a company that offers solar energy solutions. They provide installation, equipment, financing, and monitoring services for residential and commercial properties. With a focus on quality and customer satisfaction, Sunlink Energy helps customers save money on utility bills and reduce their carbon footprint.


22. Sunny Energy, LLC

Sunny Energy is a nationally-recognized solar contractor in the US, offering homeowners the option to produce their own clean and inexpensive energy through solar systems. With an expert team, they design and build perfect solar systems, ensuring customer satisfaction. Since 2008, Sunny Energy has been Arizona's most trusted solar professionals.


23. Modern City Solar

Modern City Solar is a company that offers solar energy solutions for homes. They provide solar panels and systems that can help customers save up to 30% on their electric bills. The company offers financing options, including affordable monthly payments and zero upfront costs. With a 20-year system and roof warranty, customers can enjoy the benefits of solar energy while increasing the value of their homes.


24. FOR Energy

FOR Energy is a residential solar panel inspection, installation survey, and repair service. They offer free solar energy systems consultation in Phoenix, AZ. With over 12 years of experience, FOR Energy helps individuals reduce electricity costs and improve energy efficiency in their homes.


25. Solar Solution AZ

Solar Solution AZ is a solar energy company based in Tucson, AZ. They specialize in providing professional solar panel installation services for both commercial and residential customers. With their expertise in Southern Arizona solar power, they offer in-house design, installation, and energy monitoring services. By going solar, customers can drastically reduce or even eliminate their utility bills, making it a unique and valuable investment.


Want to find more geothermal energy companies?


If you want to find more companies that offer sustainable energy solutions and innovate energy management techniques 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!