The solar power industry in Michigan is rapidly evolving, driven by a growing awareness of sustainable energy. Companies operating here are involved in various aspects of solar energy, from installation to product development and energy management. This dynamic field encompasses both established companies and innovative startups. In recent years, the demand for solar power solutions has surged, fueled by incentives and an increasing focus on carbon neutrality. Michigan's climate-friendly initiatives indicate an impending expansion in solar innovation, suggesting a promising future for solar energy as a viable option for both businesses and residential users.

This list includes 20 notable solar power companies located in Michigan. Their sizes range from small firms with under 10 employees to larger businesses boasting up to 5,000. Predominantly headquartered in cities like Brighton and Milan, many companies here have been operational since the early 2000s. They specialize in solar panel installation, energy storage solutions, and related technologies that enhance energy efficiency. Together, these companies represent a growing sector that is poised to develop sustainable energy systems tailored for various clients, from homeowners to large corporations.

Continue reading to explore the top solar power companies in Michigan.

Top 20 Solar Power Companies in Michigan

1. The Green Panel

• Website: thegreenpanel.com
• Ownership type: Private
• Headquarters: Brighton, Michigan, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2007
• Headcount: 11-50
• LinkedIn: the-green-panel

The Green Panel, based in Brighton, Michigan, is a private solar energy company that has been operational since 2007. With a team of 22 employees, the company specializes in solar panel installation and related services tailored for both residential and commercial clients. They are recognized as Michigan's premier certified Tesla Powerwall vendor, showcasing their expertise in energy storage solutions. The Green Panel offers a range of services, including the installation of electric vehicle charging stations and solar carports, which cater to the growing demand for sustainable energy solutions. Their commitment to customer education is evident through their free solar analysis and financing options, which include grants and tax credits. The company has successfully completed numerous projects, contributing to environmental sustainability and energy efficiency in the region.

2. Expert Electric

• Website: expertelectricllc.com
• Ownership type: Family Owned
• Headquarters: Algonac, Michigan, United States (USA)
• Employee distribution: Serbia 100%
• Founded year: 1984
• Headcount: 51-200
• LinkedIn: expert-electric

Expert Electric LLC, based in Algonac, Michigan, is a family-owned electrical services provider established in 1984. The company specializes in a wide range of electrical services, including residential, commercial, and agricultural installations. Among their offerings, they provide solar installation services, generator sales, and electrical repairs. Expert Electric emphasizes safe and efficient electrical systems while promoting renewable energy solutions. They cater to a variety of clients, from homeowners to businesses, and have a particular focus on agricultural applications of solar energy. Their team includes REC Certified Solar Professionals, which highlights their commitment to maintaining high standards in solar energy practices. With a workforce of around 41 employees, Expert Electric operates with a low overhead model, allowing them to offer competitive pricing while ensuring quality service.

3. Energy Drive srl Società Benefit

• Website: energydrive.eu
• Ownership type: Private
• Headquarters: Milan, Michigan, United States (USA)
• Employee distribution: Italy 90%, United States (USA) 10%
• Founded year: 2008
• Headcount: 11-50
• LinkedIn: energy-drive

Energy Drive srl Società Benefit, founded in 2008 and based in Milan, Michigan, is a private company dedicated to sustainable energy solutions. With a team of 20 employees, the company focuses on promoting energy efficiency and renewable energy through a range of products and services. They cater to both businesses and consumers, helping them reduce energy costs and environmental impact. Energy Drive has successfully installed over 8,750 solar systems, contributing to a total power generation of 54.61 MW. Their expertise in the green economy allows them to guide clients through the complexities of energy efficiency, often leveraging fiscal incentives for energy renovation projects. As a certified E.S.Co., they are committed to environmental protection and the promotion of solar energy as a clean and inexhaustible resource. Their innovative approach and dedication to quality and customer satisfaction position them as a relevant player in the solar power industry.

4. Centrica Business Solutions Italia

• Website: centricabusinesssolutions.it
• Ownership type: Private
• Headquarters: Milan, Michigan, United States (USA)
• Employee distribution: Italy 97%, United Kingdom (UK) 3%
• Founded year: 1984
• Headcount: 501-1000
• LinkedIn: centricabusinesssolutionsitalia

Centrica Business Solutions Italia, based in Milan, is a private energy solutions provider founded in 1984. The company specializes in enhancing energy efficiency and reducing costs for businesses across various sectors, including manufacturing, healthcare, and hospitality. Their offerings include cogeneration, energy monitoring, and notably, solar energy solutions. With a strong emphasis on sustainability, Centrica has installed over 16,000 solar photovoltaic systems worldwide, contributing to a total capacity of 280 MW. This commitment to solar energy reflects their strategy to help clients achieve their sustainability goals while managing energy costs effectively. The company operates primarily in Italy, with a small presence in the UK, and focuses on delivering tailored energy solutions that meet the specific needs of medium to large enterprises.

5. GBSOLS S.r.L.

• Website: gbsols.it
• Ownership type: Private
• Headquarters: Milan, Michigan, United States (USA)
• Employee distribution: Italy 100%
• Founded year: 2012
• Headcount: 11-50
• LinkedIn: myenergy-building-solutions-s-r-l-

GBSOLS S.r.L., based in Milan, Michigan, is a private company founded in 2012 that specializes in renewable energy, particularly solar energy solutions. With a team of 11 to 50 employees, GBSOLS offers a range of services including the design and installation of photovoltaic systems, operations and maintenance (O&M) for solar installations, energy management, and e-mobility solutions. The company caters to a variety of clients, including private individuals, businesses, and public entities, helping them enhance their energy systems and meet sustainability regulations. GBSOLS has accumulated over 15 years of experience in the field, which is reflected in its extensive portfolio of projects and case studies. The firm is committed to supporting clients through the transition to renewable energy, emphasizing energy efficiency and the adoption of innovative technologies. Their involvement in the energy sector is further underscored by their partnerships with strategic entities and their participation in initiatives aimed at promoting energy sustainability.

6. GreenLancer

• Website: greenlancer.com
• Ownership type: Corporate
• Headquarters: Detroit, Michigan, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: Series B, $5.0M, April 2015
• Founded year: 2013
• Headcount: 11-50
• LinkedIn: greenlancer

GreenLancer, founded in 2013 and based in Detroit, Michigan, is a corporate entity that operates in the renewable energy sector. With a workforce of approximately 46 employees, the company focuses on providing essential services related to solar energy systems and electric vehicle (EV) charging stations. Their offerings include solar permit design, engineering, and feasibility studies, which are crucial for both homeowners and solar installers looking to navigate the complexities of solar project implementation. GreenLancer operates through an online platform, streamlining access to their services and enhancing communication with clients. The company has also secured funding, with a notable Series B round amounting to $5 million in 2015, which underscores its growth potential and commitment to expanding its service offerings in the renewable energy space.

7. NOVI Energy

• Website: novienergy.com
• Ownership type: Family Owned
• Headquarters: Novi, Michigan, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2002
• Headcount: 11-50
• LinkedIn: novi-energy

NOVI Energy, founded in 2002 and based in Novi, Michigan, is a family-owned company dedicated to providing clean energy solutions. The firm specializes in the development of solar photovoltaic projects and energy storage systems, catering to a variety of clients, including governmental and industrial sectors. With a team of experienced professionals, NOVI Energy has successfully developed over $2 billion in clean and renewable energy projects. Their portfolio includes utility-scale solar projects, such as the ongoing 150 MW solar PV project in Virginia, and they also offer consulting services to help clients achieve their sustainability goals. The company emphasizes community engagement, ensuring that local stakeholders are involved in the decision-making process for energy projects. Their commitment to environmentally responsible practices and innovative energy technologies positions them as a relevant player in the solar power industry.

8. Hemlock Semiconductor

• Website: hscpoly.com
• Ownership type: Private
• Headquarters: Hemlock, Michigan, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1961
• Headcount: 1001-5000
• LinkedIn: hemlock-semiconductor

Hemlock Semiconductor, based in Hemlock, Michigan, is a private manufacturer established in 1961. The company specializes in the production of hyper-pure polysilicon, which is essential for both the solar and electronics industries. Hemlock's polysilicon is crucial for the manufacture of solar-grade materials, including mono-crystalline ingots and wafers, which are integral to solar power cells and panels. The company emphasizes sustainability, actively working to improve the energy efficiency of its manufacturing processes and reduce its carbon footprint. Hemlock's commitment to innovation is evident in its continuous efforts to enhance production methods and minimize environmental impact, making it a significant contributor to the solar energy sector.

9. Virtus Solis Technologies

• Website: virtussolis.space
• Ownership type: Venture Capital
• Headquarters: Troy, Michigan, United States (USA)
• Employee distribution: United States (USA) 85%, United Kingdom (UK) 15%
• Latest funding: Seed, March 2024
• Founded year: 2019
• Headcount: 1-10
• LinkedIn: virtus-solis-technologies

Virtus Solis Technologies, founded in 2019 and based in Troy, Michigan, is an energy technology company that specializes in space-based solar power solutions. The firm is dedicated to developing innovative systems that harness solar energy from space and transmit it to Earth, providing a clean and reliable energy source. Their target market includes businesses and organizations looking for sustainable energy alternatives. The company addresses the challenges of energy intermittency and the heavy reliance on fossil fuels by offering scalable and efficient energy solutions. With a small team of around 20 employees, Virtus Solis is positioned to make significant contributions to the renewable energy sector, particularly as interest in space-based solar power grows. Their technology promises to deliver energy that is not only clean but also firm and dispatchable, potentially transforming how energy is generated and consumed on Earth.

10. Oak Electric Service

• Website: oakelectric.com
• Ownership type: Family Owned
• Headquarters: Waterford Township, Michigan, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1999
• Headcount: 51-200
• LinkedIn: oak-electric-service

Oak Electric Service, based in Waterford Township, Michigan, has been serving the Southeast Michigan area since 1999. This family-owned company specializes in a variety of services, including electrical work, HVAC, plumbing, and renewable energy solutions. Among their offerings, solar panel systems stand out, as they cater to both residential and commercial customers. Oak Electric is recognized for installing solar panels from reputable manufacturers such as Tesla and SunPower, as well as providing battery backup solutions. Their commitment to customer satisfaction is evident in their extensive service agreements and positive client testimonials. With a workforce of around 30 employees, the company prides itself on its long-standing relationships with clients and its community involvement. They have also expanded their services to new areas, such as Grand Rapids, further solidifying their presence in the renewable energy sector.

11. Engie Program s.r.l.

• Website: sport.engie.it
• Ownership type: Private
• Headquarters: Milan, Michigan, United States (USA)
• Founded year: 2017
• Headcount: 501-1000
• LinkedIn: engie-program-s.r.l.

Engie Program s.r.l., based in Milan, Michigan, is a private energy company founded in 2017. It operates under the umbrella of ENGIE Italia S.p.A., which specializes in the production and distribution of electricity, natural gas, and renewable energy. The company offers a range of services aimed at enhancing energy management and efficiency for residential, business, and public sector clients. Engie Program s.r.l. is particularly focused on promoting sustainable energy practices, including the installation of solar power systems, thermal energy solutions, and biomass utilization. Their commitment to renewable energy is evident in their efforts to reduce carbon emissions and support the transition to a carbon-neutral economy. Engie Program s.r.l. has not reported any recent funding, indicating a stable operational model without external financial backing at this time.

12. Moscatelli s.r.l.

• Website: moscatelli.it
• Ownership type: Private
• Headquarters: Milan, Michigan, United States (USA)
• Employee distribution: Italy 100%
• Founded year: 1918
• Headcount: 1-10
• LinkedIn: moscatellisrl

Moscatelli s.r.l., founded in 1918 and based in Milan, Michigan, is a private company that specializes in solar energy solutions. With a small team of around 21 employees, the company has carved out a niche in the solar market by offering a wide range of products tailored for campers and outdoor enthusiasts. Their product lineup includes various types of solar panels, such as flexible and portable options, as well as power stations and electronic accessories designed to provide reliable energy sources for users on the go. Moscatelli emphasizes innovation and quality, aiming to support customers in achieving energy independence in remote locations. The company operates primarily in Italy and has established a reputation for its specialized solar products, catering to a growing demand for off-grid energy solutions.

13. NorthStar Clean Energy

• Website: northstarcleanenergy.com
• Ownership type: Private
• Headquarters: Ann Arbor, Michigan, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: Other (Debt), $334.0M, March 2025
• Founded year: 1987
• Headcount: 201-500
• LinkedIn: northstarcleanenergy

NorthStar Clean Energy, based in Ann Arbor, Michigan, is a private renewable energy provider that has been operational since 1987. Formerly known as CMS Enterprises, the company is a subsidiary of CMS Energy, a Fortune 500 entity. NorthStar Clean Energy focuses on delivering tailored energy solutions to businesses and organizations, emphasizing sustainability and decarbonization. Their portfolio includes a range of projects in solar, wind, energy storage, biomass, and natural gas. They actively develop, own, and operate utility-scale solar projects, providing clients with options for both physical and virtual power purchase agreements. With a strong financial backing from CMS Energy, NorthStar Clean Energy is well-positioned to support clients in their transition to renewable energy. Recently, they secured $334 million in funding, which further enhances their capacity to invest in and expand their renewable energy initiatives.

14. InfraLab srl

• Website: infralab.it
• Ownership type: Private
• Headquarters: Milan, Michigan, United States (USA)
• Employee distribution: Italy 100%
• Founded year: 2019
• Headcount: 11-50
• LinkedIn: infralab-srl

InfraLab srl, founded in 2019 and based in Milan, Michigan, is a private company dedicated to the development of renewable energy projects. With a team of 23 professionals, InfraLab specializes in the design, authorization, and management of utility-scale renewable energy projects, particularly in solar, wind, and biomass sectors. The company has accumulated over 20 years of experience in the renewable energy field, which enhances its capability to deliver successful projects. InfraLab has successfully authorized more than 100 MW of projects and has a robust pipeline of over 2 GW. Their approach emphasizes quality project development, thorough market knowledge, and meticulous risk assessment, ensuring high success rates for their initiatives. InfraLab serves major investors in the renewable energy market, providing essential expertise to navigate regulatory complexities. Their commitment to sustainability is evident in their project designs, which aim to minimize environmental impact while promoting clean energy solutions.

15. Halligan Electric Inc

• Website: halliganelectric.com
• Ownership type: Private
• Headquarters: Flint, Michigan, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1927
• Headcount: 11-50
• LinkedIn: halligan-electric-inc

Halligan Electric Inc, founded in 1927, is a private electrical contractor based in Flint, Michigan. The company specializes in commercial and industrial electrical services, providing a range of offerings that include solar power installation, low voltage services, and traditional electrical contracting. With a workforce of approximately 17 employees, Halligan Electric has established itself as a reliable service provider in the manufacturing and distribution sectors across Michigan and Ohio. The company has seen significant growth since its inception, evolving from a modest annual revenue of $365,000 to approximately $20 million. Halligan Electric's commitment to safety, integrity, and customer satisfaction is evident in its operational practices. The firm has also achieved WBE certification, highlighting its dedication to diversity and inclusion within the industry. Their solar services cater specifically to industrial and commercial customers, reflecting a strategic focus on renewable energy solutions.

16. Huron Valley Electric

• Website: huronvalleyelectric.com
• Ownership type: Private
• Headquarters: Ann Arbor, Michigan, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1987
• Headcount: 51-200
• LinkedIn: huron-valley-electric

Huron Valley Electric, founded in 1987, is an electrical contracting firm based in Ann Arbor, Michigan. With over 30 years of experience, the company has built a solid reputation for quality electrical installations across various sectors, including healthcare, academia, and technology. Huron Valley Electric has expanded its services to include green energy solutions, particularly solar energy. They specialize in solar installations, providing comprehensive services from design to construction. Their projects include notable solar systems in the Ann Arbor area, showcasing their expertise in photovoltaic technology. As a subsidiary of Motor City Electric Co., Huron Valley Electric continues to grow and adapt to the evolving energy landscape, focusing on sustainable energy solutions.

17. NOVA Consultants Inc.

• Website: novaconsultants.com
• Ownership type: Private
• Headquarters: Novi, Michigan, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1992
• Headcount: 11-50
• LinkedIn: nova-consultants-inc-

NOVA Consultants Inc. is an engineering and environmental consulting firm based in Novi, Michigan, established in 1992. With a team of 11 to 50 employees, the company specializes in a range of services, including engineering, construction management, and environmental compliance. Notably, NOVA has carved out a niche in solar energy, providing engineering, procurement, permitting, and construction management for solar projects. Their portfolio includes solar ground mount, roof mount, and canopy structures, showcasing their capability to handle various solar installations. The firm has completed over 30 solar projects, amounting to more than 70 MW of installed capacity, primarily serving commercial, educational, and residential clients across Michigan, Ohio, and Indiana. Their certifications, including NABCEP certifications for solar installation, further underline their expertise in the solar sector.

18. Enerqos

• Website: enerqos.com
• Ownership type: Corporate
• Headquarters: Milan, Michigan, United States (USA)
• Employee distribution: Italy 97%, France 3%
• Latest funding: February 2023
• Founded year: 2006
• Headcount: 11-50
• LinkedIn: enerqos

Enerqos, founded in 2006 and based in Milan, Italy, is an energy service company that specializes in energy efficiency and renewable energy solutions. With a workforce of around 62 employees, Enerqos provides consulting, technological, and financial services aimed at helping businesses reduce energy costs and emissions. The company operates as a comprehensive partner, offering tailored solutions for energy management across various sectors. Enerqos has a strong focus on solar energy, particularly through their photovoltaic projects, including the repowering of existing solar installations. They have established themselves as one of the top energy service companies in Italy, emphasizing their commitment to sustainability and the transition to renewable energy. Recently, Enerqos became part of the Ameresco group, which further enhances their capabilities and market presence in Europe.

19. Eni gas e luce

• Website: enigaseluce.com
• Ownership type: Private
• Headquarters: Milan, Michigan, United States (USA)
• Founded year: 2017
• Headcount: 1001-5000
• LinkedIn: eni-gas-e-luce

Eni gas e luce, also known as Eni Plenitude, is an energy service provider based in Milan, Michigan. Founded in 2017, the company operates as a private entity with a workforce of approximately 756 employees. Eni Plenitude offers a range of energy solutions, including electricity and gas supply, energy efficiency products, and renewable energy systems. A significant aspect of their business is the provision of photovoltaic systems, catering to both residential and commercial clients. This involvement in solar energy reflects their commitment to promoting sustainable energy practices and optimizing energy use for cost reduction. Eni Plenitude aims to deliver reliable energy services while encouraging the adoption of renewable energy technologies.

20. Infrastrutture SpA

• Website: infrastrutture.eu
• Ownership type: Private
• Headquarters: Milan, Michigan, United States (USA)
• Employee distribution: Italy 100%
• Founded year: 1963
• Headcount: 11-50
• LinkedIn: infrastrutture-spa

Infrastrutture SpA, based in Milan, Michigan, is a private company founded in 1963. Initially starting as an integrated independent power producer, the company shifted its focus to renewable energy in 1994. It specializes in the development, construction, and management of renewable energy projects, with a strong emphasis on sustainability. Infrastrutture SpA has a notable track record, having developed over 400 MW of renewable energy capacity, including solar, wind, and biomethane projects. The company operates across Europe, Asia, and Latin America, providing services that range from project development and engineering to asset management. Their commitment to innovation and sustainability positions them as a significant player in the renewable energy sector, particularly in solar power.

Solar Power Insights: Key Companies in Michigan

Company	Headquarter	Size	Founded	Ownership
The Green Panel	Brighton, Michigan, United States (USA)	11-50	2007	Private
Expert Electric	Algonac, Michigan, United States (USA)	51-200	1984	Family Owned
Energy Drive srl Società Benefit	Milan, Michigan, United States (USA)	11-50	2008	Private
Centrica Business Solutions Italia	Milan, Michigan, United States (USA)	501-1000	1984	Private
GBSOLS S.r.L.	Milan, Michigan, United States (USA)	11-50	2012	Private
GreenLancer	Detroit, Michigan, United States (USA)	11-50	2013	Corporate
NOVI Energy	Novi, Michigan, United States (USA)	11-50	2002	Family Owned
Hemlock Semiconductor	Hemlock, Michigan, United States (USA)	1001-5000	1961	Private
Virtus Solis Technologies	Troy, Michigan, United States (USA)	1-10	2019	Venture Capital
Oak Electric Service	Waterford Township, Michigan, United States (USA)	51-200	1999	Family Owned
Engie Program s.r.l.	Milan, Michigan, United States (USA)	501-1000	2017	Private
Moscatelli s.r.l.	Milan, Michigan, United States (USA)	1-10	1918	Private
NorthStar Clean Energy	Ann Arbor, Michigan, United States (USA)	201-500	1987	Private
InfraLab srl	Milan, Michigan, United States (USA)	11-50	2019	Private
Halligan Electric Inc	Flint, Michigan, United States (USA)	11-50	1927	Private
Huron Valley Electric	Ann Arbor, Michigan, United States (USA)	51-200	1987	Private
NOVA Consultants Inc.	Novi, Michigan, United States (USA)	11-50	1992	Private
Enerqos	Milan, Michigan, United States (USA)	11-50	2006	Corporate
Eni gas e luce	Milan, Michigan, United States (USA)	1001-5000	2017	Private
Infrastrutture SpA	Milan, Michigan, United States (USA)	11-50	1963	Private

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