Here are listed many of the designers, developers, installers and other companies and experts exploring and promoting renewable energy sources in the State of Pennsylvania

Solar Renewable Energy (SRE) – https://srenergyllc.com/ – A Pennsylvania Limited Liability Corporation, formed in January 2010, Solar Renewable Energy is focused on harnessing the power of the sun as a clean, renewable energy source resulting in reduced energy consumption, utility cost savings and a smaller carbon footprint through delivery of innovative financing, development, construction and operating solutions for solar renewable energy systems. Collectively, SRE has financed, developed and installed 100+ solar energy systems, generating over 50 megawatts total output annually. With an asset value of $200+ million, SRE is a driving force behind new solar energy generation throughout the Mid-Atlantic region of the United States.

WIND AND SOLAR LLC – https://www.pawindandsolar.com/ – Wind and Solar is Pennsylvania’s trusted source of cutting edge solar energy systems for homes, solar energy systems for farms, commercial solar energy systems, and other renewable energy equipment. Wind and Solar is a company formed to meet the increased demand for generation of electricity from renewable energy sources, allowing customers to directly participate in its production, through the installation of individually owned and operated wind and solar renewable energy equipment.

Moore Energy – https://www.mooreenergy.com/ – Moore Energy is a premier renewable energy firm specializing in solar photovoltaic power systems for residential, farms, public schools, military bases, and municipal government properties. Moore Energy has an excellent working relationship with utilities and system operators, leading to an efficient and streamlined implementation process. Serving Pennsylvania, New Jersey, Maryland, Delaware, and New York, Moore Energy Has Been Nationally Ranked As A Top Solar Contractor 3 Years In A Row By Solar Power World Magazine!

Sustainable Energy Fund (SEF) – https://www.thesef.org/ – Sustainable Energy Fund (SEF) is a 501(c)(3) organization dedicated to breaking down financial, educational, and regulatory barriers to a sustainable energy future. SEF operates as a financially independent nonprofit enterprise. SEF was founded in 1999 through a settlement approved by the Pennsylvania Public Utility Commission during the state’s electric deregulation proceedings. Since then, SEF has been a leading financer of sustainable energy projects and has greatly expanded its services with the goal of seeking a sustainable energy future.

Arsenal Solar – https://www.arsenalsolar.com/ – Arsenal Solar is a vertically integrated, full service renewable energy company, that is involved in nearly every aspect of solar. Since 2010, Arsenal Solar has been manufacturing innovative mounting hardware for the solar industry and providing solar installation services for Pennsylvania and New Jersey.

Pennsylvania Solar Energy Company Inc.  – http://pennsolarenergy.com/ – Pennsylvania Solar Energy is a PV solar energy developer headquartered in Washington, PA trusted by many throughout Pennsylvania. It is a family owned business since 1999, providing clients with the highest quality of equipment and service, in their pursuit of clean renewable energy.

TerraSol Energies, Inc. – https://www.terrasolenergies.com/ – TerraSol Energies develops and manages turnkey solar solutions that provide renewable energy means for homeowners, business owners, and non-profits. This family owned and run business will provide all of your renewable energy needs – from consultation, to design, construction, and ongoing operation of your solar energy system. TerraSol provides life-of-system customer care that is unmatched by other big box solar companies. The company has been servicing PA, NJ, DE, and MD since 2009.

Belmont Solar – https://www.belmontsolar.com/ – Belmont Solar is a full-service solar panel installer in south-central Pennsylvania. Since 2001, Belmont Solar has been helping homeowners and small business owners enjoy the freely-available energy from the sun. The company specializes in installing off-grid, hybrid, and grid-tied solar systems, each custom-designed for your location and needs.

Here are listed most of the developers, installers and other renewable energy companies with national coverage, as well as such covering more than 5 States, incl. franchise:

SunPower – https://us.sunpower.com/ – Changing the way the world Is powered. SunPower designs all-in-one residential and commercial solutions backed by personal customer service and the industry’s most comprehensive warranty. And with over 35 years of dedicated solar experience, SunPower is the only U.S.-based solar company that’s been around longer than its 25-year warranty. SunPower has been developing record-breaking solar technology since the 1970s. Company’s history over these decades has been marked by creativity, craftsmanship – and confidence.

EnergySage, Inc. – https://www.energysage.com/ – Every day, millions of Americans shop for renewable energy solutions, such as solar power — and thousands of companies look for well-qualified customers. But the process can be confusing, expensive, and intimidating. EnergySage is the go-to marketplace for making confident energy decisions and gaining control over the buying process. EnergySage’s one-of-a-kind marketplace was developed with funding from the U.S. Department of Energy’s Sun-Shot program, to make solar and other renewable energy options affordable and accessible to all Americans.

NextEra Energy, Inc. – https://www.nexteraenergy.com/ – NextEra Energy is an American energy company with about 58 GW of generating capacity, revenues of over $18 billion in 2020, and about 14,900 employees throughout the US and Canada. It is the largest electric utility holding company by market capitalization. Its subsidiaries include Florida Power & Light (FPL), NextEra Energy Resources, NextEra Energy Partners, Gulf Power Company, and NextEra Energy Services.

Ameresco, Inc. – https://www.ameresco.com – Ameresco, (NYSE:AMRC) is a leading cleantech integrator and renewable energy asset developer, owner and operator.

Jacobs Wind Electric Co. Inc. – https://www.jacobswind.net/ – Jacobs Wind Electric is the oldest renewable energy company in the United States. It has been designing consumer and commercial renewable energy systems sized to the changing distributed electric loads of their periods since the mid-1920s.

Sunrun – https://www.sunrun.com/ – Experience Peace of Mind for Decades to Come with Sunrun Rooftop Solar Panels. When you team up with a solar company like Sunrun, you can create your own affordable, clean energy and gain independence from your utility company. A Sunrun solar installation can help power your home when the sun is out while you boost control over your energy usage and reduce your dependence on fossil fuels.

Eagle Creek Renewable Energy (subsidiary of Ontario Power Generation Inc.) – https://www.eaglecreekre.com/ – Eagle Creek Renewable Energy is an owner, operator, and developer of hydroelectric power projects. Eagle Creek Renewable Energy was founded in 2010 to acquire, enhance, and operate small hydroelectric power facilities. Eagle Creek currently owns and operates more than 80 hydroelectric facilities representing over 630 megawatts of capacity across the United States. Eagle Creek also has ownership interests equivalent to approximately 12 megawatts in 14 other hydroelectric facilities and two solar facilities in New England. The facilities produce enough electricity to power over 250,000 homes, while avoiding over 1.8 million metric tons of carbon dioxide emissions each year, providing recreational opportunities, and protecting historical resources and the environment.

EDP Renewables North America – https://www.edpr.com – Based in Houston, Texas, EDP Renewables North America is a division of EDP Renewables, a global leader in the renewable energy sector. EDP Renewables’ story in the U.S. began in 2007 when the company embraced the growing demand for clean energy and acquired Horizon Wind Energy LLC. Since then, EDP Renewables has more than doubled our wind power production, becoming one of the world’s largest producers.

Clearway Energy Group LLC. – https://www.clearwayenergygroup.com/ – Clearway’s extensive experience with all aspects of project development, project finance, operations, and customer service has made the company a leader in the renewable energy industry. Clearway’s portfolio ranges from clusters of community solar projects to some of the largest wind and solar projects in the United States.