Pennsylvania's solar power industry is on a promising trajectory. It is characterized by a variety of companies ranging from large utility-scale developers to smaller firms focusing on residential installations. The industry is increasingly embracing technologies such as energy storage and solar battery systems, enhancing energy independence for consumers. With ambitious state mandates for renewable energy and federal incentives boosting investment, the solar power market is expected to expand further. Notably, Pennsylvania ranks among the top states for solar capacity, reflecting a solid commitment to cleaner energy futures.

The list features 23 solar power companies in Pennsylvania, primarily based in cities such as Philadelphia, Pittsburgh, and Radnor. The companies vary in size, from small teams of under 10 employees to sizeable operations with up to 500 staff. Founded between 1979 and 2022, their specializations include residential installations, commercial projects, and solar energy project management, highlighting a rich array of experiences and service offerings within the industry.

Continue reading to discover the top solar power companies in Pennsylvania.

Top 23 Solar Energy Companies in Pennsylvania

1. Community Energy, Inc.

• Website: communityenergyinc.com
• Ownership type: Venture Capital
• Headquarters: Radnor, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: Series A, $4.0M, October 2010
• Founded year: 1999
• Headcount: 1-10
• LinkedIn: community-energy-inc

Community Energy, Inc. is a renewable energy developer based in Radnor, Pennsylvania, specializing in solar energy projects. Established in 1999, the company has over two decades of experience in the renewable energy sector. Community Energy focuses on creating strategic partnerships with utility companies, commercial entities, and municipalities to deliver sustainable energy solutions through solar power generation. Their services include project development and structuring Power Purchase Agreements (PPAs) tailored to meet the energy needs of their clients. In December 2021, AES Clean Energy acquired Community Energy's solar development business, further enhancing their capacity to contribute to the clean energy transition. The company has developed several notable projects, including the Amazon Solar Farms, which supply energy to Amazon Web Services' data centers. Community Energy is committed to responsible project development, ensuring that their solar installations provide economic benefits to local communities while minimizing environmental impact.

2. Energy Independent Solutions

• Website: eissolar.com
• Ownership type: Private
• Headquarters: Pittsburgh, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2008
• Headcount: 11-50
• LinkedIn: energy-independent-solutions

Energy Independent Solutions (EIS Solar) is a Pittsburgh-based solar energy provider that has been operational since 2008. The company focuses on the installation of solar panels and battery systems, catering to a wide range of clients, including residential homes, commercial businesses, agricultural operations, and municipal organizations. EIS Solar prides itself on delivering high-quality service by employing its own trained crews rather than subcontracting work. This approach not only ensures superior workmanship but also fosters a strong relationship with clients, as they can directly engage with the team responsible for their solar installations. The company has made significant strides in the local solar market, having completed hundreds of installations throughout Western Pennsylvania. Notably, EIS Solar has been involved in high-profile projects, such as the solar microgrid at Pittsburgh International Airport, which is recognized as a self-powered facility. Their commitment to energy independence and cost savings for clients is further supported by their expertise in navigating federal and state incentives for solar energy adoption.

3. Ethical Energy Solar

• Website: ethicalenergysolar.com
• Ownership type: Private
• Headquarters: Allentown, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2020
• Headcount: 11-50
• LinkedIn: ethical-energy-solar

Ethical Energy Solar is a privately owned solar energy company based in York, Pennsylvania. Established in 2020, the firm specializes in renewable energy solutions tailored for homeowners. Their services include residential solar panel installations, solar battery storage, and roofing services. Operating primarily in Pennsylvania, Maryland, and Delaware, Ethical Energy Solar aims to help customers reduce their energy costs and environmental impact through solar energy. The company prides itself on its customer service, offering a 25-year performance guarantee on its installations. With a team of experienced professionals, Ethical Energy Solar has assisted thousands of homeowners in transitioning to solar energy, often with no upfront costs. Their commitment to eco-friendly practices and community engagement further solidifies their role in the solar industry.

4. Dynamic Energy

• Website: dynamicenergy.com
• Ownership type: Private
• Headquarters: Philadelphia, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2006
• Headcount: 51-200
• LinkedIn: dynamic-energy

Dynamic Energy, based in Philadelphia, Pennsylvania, is a private solar energy solutions provider founded in 2006. The company specializes in the design, financing, construction, and maintenance of solar energy systems, catering primarily to commercial, institutional, and utility clients. With a workforce of approximately 195 employees, Dynamic Energy has completed over 225 projects, including rooftop and ground-mounted installations. Their services extend beyond solar to include energy storage and electric vehicle charging solutions, reflecting a comprehensive approach to modern energy challenges. Dynamic Energy aims to help clients reduce energy costs and achieve sustainability goals through reliable, turnkey services. Their commitment to customer satisfaction and operational excellence positions them as a relevant player in the solar energy industry.

5. Exact Solar

• Website: exactsolar.com
• Ownership type: Private
• Headquarters: Newtown, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2005
• Headcount: 11-50
• LinkedIn: exact-solar

Exact Solar, based in Newtown, Pennsylvania, is a private solar energy company that specializes in the installation of solar systems for both residential and commercial clients. Founded in 2005, the company has accumulated over 19 years of experience in the solar industry, serving customers primarily in Pennsylvania, New Jersey, and Delaware. Exact Solar has successfully completed more than 2,000 solar projects, showcasing their operational capacity and expertise. They offer a range of services, including solar installations, energy storage solutions, and ongoing support for existing solar systems. Notably, they provide a unique service called Solar Orphan Service®, which assists customers whose previous solar installers have failed to provide adequate support. This initiative reflects their commitment to customer satisfaction and sustainability. Exact Solar has also been recognized for its community engagement, receiving accolades for its efforts in environmental advocacy and educational outreach, further solidifying its role in promoting clean energy solutions.

6. Sun Directed

• Website: sundirected.com
• Ownership type: Family Owned
• Headquarters: College Township, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2008
• Headcount: 1-10
• LinkedIn: sun-directed

Sun Directed, based in College Township, Pennsylvania, is a family-owned solar energy provider established in 2008. The company specializes in the installation of solar energy systems tailored for residential, commercial, and agricultural customers. With a strong emphasis on sustainability, Sun Directed conducts comprehensive energy assessments to customize solutions that meet individual client needs. They also provide energy storage solutions, including the Tesla Powerwall, and electric vehicle charging systems, helping clients reduce energy costs and achieve greater energy independence. The company has built a solid reputation in Central Pennsylvania, focusing on innovative solar technologies and community engagement. Their team boasts nearly 50 years of collective experience in managing, designing, and installing solar energy systems, further solidifying their expertise in the field.

7. Coral Reef Partners

• Website: coralreefpartners.com
• Ownership type: Private
• Headquarters: Hershey, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2017
• Headcount: 201-500
• LinkedIn: coral-reef-partners-llc

Coral Reef Partners LLC, based in Hershey, Pennsylvania, is a solar energy company that focuses on commercial solar projects. Established in 2017, the firm provides a full spectrum of services including engineering, procurement, construction, and maintenance. With a dedicated team of over 100 trained and safety-certified employees, Coral Reef Partners prides itself on self-performing every project, which enhances accountability and efficiency. The company has successfully completed more than 300 projects, installing over 200 MW of solar capacity. Their clientele ranges from Fortune 1000 companies to local school districts, reflecting their capability to address various market needs. Coral Reef Partners is committed to facilitating the transition to clean energy, helping clients reduce operational costs and achieve sustainability goals. Their proactive approach includes creative financing options and a focus on community engagement, making them a significant contributor to the solar energy sector.

8. Bright Eye Solar

• Website: brighteyesolar.com
• Ownership type: Private
• Headquarters: Lancaster, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2010
• Headcount: 11-50
• LinkedIn: bright-eye-solar

Bright Eye Solar, based in Lancaster, Pennsylvania, is a private solar energy provider that specializes in the installation of solar panels for various sectors, including residential, commercial, and agricultural. Since its inception in 2010, the company has been committed to delivering tailored solar solutions that not only reduce energy costs but also promote sustainable energy practices. Bright Eye Solar offers a comprehensive range of services, including solar battery backups and EV charging solutions, which cater to the evolving needs of their clients. Their operational footprint primarily spans Pennsylvania, Maryland, and New Jersey, where they have built a reputation for quality installations and customer service. The company emphasizes the importance of understanding each client's unique energy needs, ensuring that their solar systems are designed for optimal performance and efficiency. Bright Eye Solar also assists clients in navigating available government incentives and financing options, further enhancing the accessibility of solar energy solutions.

9. Solar States

• Website: solar-states.com
• Ownership type: Private
• Headquarters: Philadelphia, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 96%, Brazil 4%
• Founded year: 2008
• Headcount: 11-50
• LinkedIn: solar-states-llc

Solar States is a solar installation and education company based in Philadelphia, Pennsylvania. Established in 2008, the firm specializes in providing solar solutions for both residential and commercial clients. With a workforce of approximately 47 employees, Solar States has completed over 1,000 solar projects, showcasing their capability in handling various types of installations, including flat rooftops and ground mounts. The company is also dedicated to training the next generation of solar installers through free educational programs, which not only enhances their operational capacity but also contributes to local job creation. As a certified B-Corp, Solar States emphasizes a triple-bottom-line approach, focusing on people, planet, and profit. Their initiatives include community outreach and partnerships aimed at increasing solar accessibility, particularly for low- to moderate-income households. This dual focus on installation and education positions Solar States as a significant player in the solar industry.

10. Brilho Solar Ltda

• Website: brilhosolar.com
• Ownership type: Private
• Headquarters: Philadelphia, Pennsylvania, United States (USA)
• Employee distribution: Brazil 100%
• Founded year: 2018
• Headcount: 11-50
• LinkedIn: brilho-solar-ltda

Brilho Solar Ltda is a solar energy company located in Marabá, PA, Brazil, established in 2012. The company specializes in providing solar energy solutions aimed at helping both consumers and businesses reduce their energy costs while minimizing their environmental impact. With a workforce of approximately 24 employees, Brilho Solar is dedicated to promoting sustainable energy practices. The company emphasizes the importance of self-production of energy, allowing customers to take control of their energy needs. Their services include energy simulations and budget estimations, making it easier for clients to transition to solar energy. Brilho Solar is part of a region rich in natural resources, contributing to its mission of fostering a greener future through accessible solar energy solutions.

11. Smucker's Energy

• Website: smuckersenergy.com
• Ownership type: Family Owned
• Headquarters: Kinzers, Pennsylvania, United States (USA)
• Founded year: 1979
• Headcount: 11-50
• LinkedIn: smucker%27s-energy

Smucker's Energy, based in Kinzers, Pennsylvania, is a family-owned solar energy provider that has been operational since 1979. The company specializes in designing and installing solar power systems tailored for residential, commercial, and agricultural clients. With a strong emphasis on customer satisfaction, Smucker's Energy has built a reputation for quality service and expertise in the solar sector. They have over 20 years of experience in the industry, which allows them to effectively guide clients through the complexities of solar energy solutions. The company operates primarily in the Mid-Atlantic and Northeastern United States, including states like Pennsylvania, Maryland, Delaware, Ohio, and the Virginias. Smucker's Energy is dedicated to helping customers transition to renewable energy sources while reducing their energy costs. They also actively inform clients about available incentives and rebates, further supporting the adoption of solar energy.

12. Oriden

• Website: oridenpower.com
• Ownership type: Corporate
• Headquarters: Pittsburgh, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: March 2021
• Founded year: 2019
• Headcount: 11-50
• LinkedIn: oridenpower

Oriden is a renewable energy developer based in Pittsburgh, Pennsylvania, specializing in utility-scale solar and energy storage projects. Founded in 2019, the company has quickly made its mark by providing comprehensive project development services aimed at helping energy consumers, landowners, and local governments transition to sustainable energy solutions. Oriden's team has a proven track record, having developed over 3 gigawatts of renewable energy projects across the United States. They focus on simplifying the complexities of renewable energy development, ensuring successful project execution and cost-effective energy procurement. As a venture of Mitsubishi Power Americas, Oriden combines the agility of a startup with the financial backing of a well-established corporation, allowing them to tackle the challenges of renewable project development effectively. Their commitment to delivering clean, flexible power solutions positions them as a significant player in the solar energy sector.

13. Paradise Energy Solutions

• Website: paradisesolarenergy.com
• Ownership type: Family Owned
• Headquarters: Paradise, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2009
• Headcount: 51-200
• LinkedIn: paradise-energy-solutions-llc

Paradise Energy Solutions is a family-owned solar energy company based in Paradise, Pennsylvania, established in 2009. The company specializes in the installation and maintenance of solar panel systems for a variety of clients, including businesses, farms, homes, and non-profit organizations. With a portfolio of over 2,000 installed systems, Paradise Energy Solutions has made significant strides in promoting sustainable energy solutions across the Mid-Atlantic region. The company prides itself on its customer-centric approach, offering tailored solutions that help clients reduce energy costs while investing in renewable energy. Their team of over 100 solar experts is dedicated to providing comprehensive services, from system design and installation to ongoing maintenance and support. Paradise Energy Solutions also emphasizes its commitment to integrity and community stewardship, aiming to empower clients to make informed decisions about their energy investments.

14. Ampliform

• Website: ampliform.com
• Ownership type: Private
• Headquarters: Ardmore, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2022
• Headcount: 11-50
• LinkedIn: ampliform

Ampliform, based in Ardmore, Pennsylvania, is a renewable energy developer that specializes in utility-scale solar generation and energy storage solutions. Founded in 2022, the company is dedicated to the development, construction, and operation of solar projects across the United States. Ampliform aims to cater to utilities and investors seeking sustainable energy options. The company is currently working on a project pipeline that includes approximately 800 MW of near-term projects slated for construction between 2024 and 2026, with a broader goal of expanding its development pipeline to over 15 GW. Ampliform operates as a joint venture with Prospect14, leveraging a data-driven approach to project origination and development. The leadership team comprises seasoned professionals with extensive experience in energy project development, construction, finance, and operations, positioning Ampliform to play a significant role in the clean energy transition.

15. SunPower Builders/SunPower Solar

• Website: sunpowerbuilders.com
• Ownership type: Private
• Headquarters: Collegeville, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1972
• Headcount: 11-50
• LinkedIn: sunpower-builders-sunpower-solar

SunPower Builders/SunPower Solar, based in Collegeville, Pennsylvania, is a construction firm that specializes in solar energy solutions and residential remodeling. Established in 1972, the company has positioned itself as Pennsylvania's original solar installation expert. They offer a range of services, including the installation of photovoltaic systems, solar hot water systems, and pool heating systems. With a focus on aesthetics and functionality, SunPower Builders ensures that their solar solutions are tailored to the specific needs of homeowners and businesses. Their portfolio includes historic restorations and farmhouse renovations, reflecting a commitment to quality craftsmanship. The company has installed around 500 solar energy systems within a 20-mile radius of their office, demonstrating their local expertise and community involvement. Furthermore, their partnership with SunPower Afrique aims to provide solar energy solutions in Togo, highlighting their commitment to global sustainability efforts.

16. SolareAmerica

• Website: solareamerica.com
• Ownership type: Private
• Headquarters: Upper Darby, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 65%, Argentina 35%
• Founded year: 2010
• Headcount: 11-50
• LinkedIn: solare

SolareAmerica, based in Upper Darby, Pennsylvania, is a private company specializing in solar energy solutions and fiber optic services. Founded in 2010, the firm has grown to a team of 11-50 employees, with a significant presence in both the United States and Argentina. SolareAmerica offers a comprehensive suite of services, including solar panel installations, monitoring, and financing options tailored for residential, commercial, and municipal clients. The company emphasizes its commitment to sustainability and energy cost reduction, aiming to promote renewable energy solutions. Notably, SolareAmerica has partnered with organizations like Wawa to implement solar initiatives, showcasing their active role in advancing solar energy adoption. Their innovative solar canopy design further highlights their focus on integrating modern technology with practical applications in the solar sector.

17. Solar Maid

• Website: solarmaid.com
• Ownership type: Private
• Headquarters: Bridgeville, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2003
• Headcount: 11-50
• LinkedIn: solar-maid

Solar Maid, founded in 2003 and based in Bridgeville, Pennsylvania, is a service company dedicated to the maintenance and cleaning of solar panels. With a workforce of 11-50 employees, they cater to residential homeowners, commercial businesses, and solar asset managers. Their offerings include panel washing, pest abatement, and snow mitigation, all aimed at ensuring solar energy systems operate at peak performance. Solar Maid has established itself as a pioneer in the janitorial solar operations and maintenance sector, claiming to be the first company in North America to specialize in this area. They have expanded their services across North America, Australia, and parts of Europe, servicing a wide range of clients from individual homeowners to large solar asset managers. Their commitment to quality service and customer satisfaction is reflected in numerous testimonials from satisfied clients.

18. The Penn Group of Companies

• Website: penngroup.net
• Ownership type: Private
• Headquarters: Bala Cynwyd, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 75%, Canada 25%
• Founded year: 1985
• Headcount: 11-50
• LinkedIn: the-penn-group-of-companies

The Penn Group of Companies, founded in 1985 and based in Bala Cynwyd, Pennsylvania, operates as a private entity specializing in real estate development and renewable energy. The company is engaged in various aspects of real estate investment, development, and management, while also making strides in renewable energy projects, particularly solar farms. With a workforce of around 20 employees, they have established a notable footprint in the solar energy sector, owning and operating eight utility-scale solar farms across the United States and Canada. Their solar initiatives include over 300,000 solar panels and a total capacity of 100 MW, which collectively power more than 15,000 homes. The Penn Group's commitment to sustainable energy solutions is evident in their ongoing projects and partnerships, reflecting a proactive approach to environmental responsibility.

19. Doral Renewables LLC

• Website: doral-llc.com
• Ownership type: Private
• Headquarters: Philadelphia, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: $30.0M, April 2025
• Founded year: 2019
• Headcount: 11-50
• LinkedIn: energy-generation

Doral Renewables LLC, based in Philadelphia, Pennsylvania, is a renewable energy developer that specializes in solar energy solutions. Founded in 2019, the company has quickly made its mark by collaborating with farmers across the United States to implement sustainable energy options that enhance economic development while preserving agricultural practices. Doral's offerings include solar energy systems, battery storage, and agrivoltaics, which allow for the dual use of land for both agriculture and solar energy production. With a project portfolio exceeding 12 GWac and 1.3 GW currently under construction, Doral operates in 20 states and has secured over $2.5 billion in long-term power purchase agreements. The company has raised over $1 billion in capital equity, showcasing its strong financial foundation and commitment to advancing renewable energy practices. Doral Renewables is dedicated to empowering agricultural communities and fostering economic growth through innovative energy solutions.

20. RER Energy Group

• Website: rerenergygroup.com
• Ownership type: Private
• Headquarters: Reading, Pennsylvania, United States (USA)
• Employee distribution: Mexico 62%, United States (USA) 25%, Romania 12%
• Founded year: 2009
• Headcount: 11-50
• LinkedIn: rer-energy-group

RER Energy Group, based in Reading, Pennsylvania, is a private renewable energy company specializing in solar energy solutions. Established in 2009, the firm has developed over 60 megawatts of solar arrays, serving more than 120 organizations across various sectors, including commercial, industrial, and municipal. The company is dedicated to helping clients reduce energy costs and transition to sustainable energy sources. RER Energy Group has successfully secured over $30 million in grants to support its projects, demonstrating its capability in navigating funding opportunities. Their services range from project development and engineering to operations and maintenance, ensuring a comprehensive approach to solar energy implementation. With a growing presence in both the United States and Mexico, RER Energy Group is positioned to capitalize on emerging opportunities in the renewable energy market.

21. Prospect14

• Website: prospect14.com
• Ownership type: Private
• Headquarters: Ardmore, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2017
• Headcount: 11-50
• LinkedIn: glidepath-ventures

Prospect14, based in Ardmore, Pennsylvania, is a solar energy developer that specializes in utility-scale and community solar projects throughout North America. Founded in 2017, the company has quickly established itself by partnering with landowners to monetize their land through solar development. With a team that boasts over 25 years of combined experience in renewable energy, Prospect14 manages the entire lifecycle of solar projects, from origination to construction. They have successfully developed and financed more than 5GW of solar projects across 19 states, reflecting their operational reach and expertise. The company has also secured $2 billion in project financing, underscoring its capability to attract investment in renewable energy initiatives. Recently, Prospect14 formed a joint venture called Ampliform, which aims to develop over 10GW of solar projects by 2025, further solidifying its role in advancing solar energy solutions for corporations, utilities, and landowners alike.

22. Solar Renewable Energy, LLC

• Website: srenergyllc.com
• Ownership type: Private
• Headquarters: Mechanicsburg, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 73%, India 27%
• Founded year: 2010
• Headcount: 1-10
• LinkedIn: solar-renewable-energy-llc

Solar Renewable Energy, LLC, based in Mechanicsburg, Pennsylvania, is a solar energy developer that has been operational since 2010. The company specializes in providing a full suite of services related to solar energy systems, including construction, financing, asset management, and maintenance. With a focus on the Mid-Atlantic and Northeast regions of the United States, Solar Renewable Energy has successfully designed, developed, and installed over 250 solar energy systems, resulting in an impressive annual output of more than 50 megawatts. The company prides itself on helping businesses and organizations achieve their energy savings and sustainability goals. They are also active participants in the Solar Renewable Energy Credit (SREC) market, acting as an aggregator and broker, which allows them to sell SRECs on behalf of their clients. This involvement not only enhances their service offerings but also positions them as a significant player in the solar energy investment and development space.

23. SunEast Development LLC

• Website: suneastdevelopment.com
• Ownership type: Private
• Headquarters: Malvern, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: November 2012
• Founded year: 2012
• Headcount: 11-50
• LinkedIn: suneastdevelopment

SunEast Development LLC, based in Malvern, Pennsylvania, is a privately held solar energy development company founded in 2012. The firm specializes in the management and development of solar projects across the eastern United States. SunEast focuses on critical aspects of solar project development, including site acquisition, permitting, and project engineering. They have successfully managed the development of over 800 MW of solar projects, showcasing their capability in handling projects ranging from 2 MW to 80 MW. The company has built strong partnerships with recognized leaders in the renewable energy industry, including investment funds and major utility subsidiaries. Their commitment to sustainability and clean energy transition is evident in their operational strategies and project execution.

Solar Energy Insights: Key Companies in Pennsylvania

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