Here are listed many of the developers, installers and other companies exploring and promoting renewable energy sources in the state of Massachusetts.

Massachusetts Clean Energy Center (MassCEC) – https://www.masscec.com/ – The Massachusetts Clean Energy Center (MassCEC) is a state economic development agency dedicated to accelerating the growth of the clean energy sector across the Commonwealth to spur job creation, deliver statewide environmental benefits and to secure long-term economic growth for the people of Massachusetts. MassCEC works to increase the adoption of clean energy while driving down costs and delivering financial, environmental, and economic development benefits to energy users and utility customers across the state.

Kearsarge Energy – https://www.kearsargeenergy.com/ – Kearsarge Energy is a full-service renewable energy project development, finance and holding company, with a mission to build a more sustainable world and to provide superior returns to all project stakeholders, including the communities in which company works. Founded in 2009, Kearsarge has developed and financed more than 60 MW and $180 million of solar PV projects and is rapidly growing its business in select markets across the U.S. Kearsarge Hydro & Wind (“KHW”) acquires existing small and mid-sized (up to 25MW) hydroelectric projects throughout New England and the Mid-Atlantic region. Kearsarge Public-Private Partnerships (“KPPP”) works closely with governmental entities, non-profits, private companies, and private landowners in order to facilitate timely financing, permitting, community acceptance and resolution of all regulatory issues in developing various kinds of renewable energy projects, including hydroelectric facilities, wind farms, biogas and biomass projects. Kearsarge AD (“KAD”) is developing utility-scale 1 to 5 MW anaerobic digesters at multiple sites across New England.

Boston Solar – https://www.bostonsolar.us/ – Boston Solar is the #1 residential solar contractor based in Massachusetts, with more than 4,800 installations in 10 years. Boston Solar team members are proud to power Massachusetts, a state that continues to lead the nation in solar installations. Boston Solar provides superior products, exceptional customer service, and the highest quality workmanship. Boston Solar offers residential and commercial installations across the Commonwealth of Massachusetts including cities and towns on the south shore, north shore, metro west, central mass, greater Boston, south coast, and parts of cape cod (up to Hyannis). Boston Solar is dedicated to helping customers save money while improving the environment and supporting our local community.

Mass Renewables Inc. – https://www.massrenewables.net/ – Be independent, save money, and lower your carbon footprint. Mass Renewables’ goal is to provide the local community and beyond with a sustainable source of residential and commercial energy. The team believes in thinking globally, acting locally, and making the world a better place to live. Mass Renewables Inc. is a full-service Solar PV installation company. It is a family owned company that has been in business since 2009. Mass Renewables offers their customers innovative system designs that best fit their individual needs. Mass Renewables Inc. is rated the #1 solar company in Massachusetts.




ReVision Energy – https://www.revisionenergy.com/ – ReVision Energy is a full service renewable energy contracting company that provides a full range of engineering, design, installation and equipment service for homes, businesses, municipal buildings and nonprofits. ReVision Energy is fortunate to have an outstanding team of committed people creating success. ReVision Energy is the first solar company in the country to launch a dedicated and state-certified electrical training program, including an apprenticeship program.

Nexamp Inc. – https://www.nexamp.com/ – Founded in 2007 by two U.S Army veterans, Nexamp has been pursuing its mission for over a decade – to build the future of energy so that it is clean, simple, and accessible. Today, Nexamp is a leader in the clean energy space, offering solar and energy storage solutions. The team’s vertically integrated model is a strength and differentiator for Nexamp. Company owns and operates all of its solar storage projects and manage every stage of the process: financing, project development and acquisition, design, construction, operations and maintenance, and energy sales.

Quaise Inc. – https://www.quaise.energy/ – Welcome to Quaise. Quaise is unlocking supercritical geothermal energy everywhere and developing the enabling technologies to unlock this energy source on a global scale. Drilling technologies to reach down to 20 km below the surface and place this energy source within the reach of all humanity. Reservoir technologies to safely and predictably release this energy with the power densities of fossil fuels. Scalable to 30 terawatts by 2050 to eradicate energy poverty throughout the world. Without emissions to stabilize our atmosphere and the worsening effects of global warming. More robust to fires, floods, droughts, and hurricanes. More efficient in land use to preserve the unbuilt natural space. Less reliant on transmission infrastructure and geopolitically sensitive fuels. Accessible to all to ensure energy security for every nation on the planet.

Here are listed many of the developers, installers and other companies exploring and promoting renewable energy sources in Washington state

Sunbridge Solar – https://sunbridgesolar.com/ – Washington-Oregon Local Solar Company, Sunbridge Solar’s vision begins with the goal of making solar panel installations in Oregon and Washington simple and affordable for everyone. Since 2010, hundreds of homeowners and business owners have trusted Sunbridge to be the go-to solar installer providing them with the resources and knowledge they need in order to achieve their sustainable and financial goals.

PCI Renewables – http://www.pcirenewables.com/ – PCI Renewables was founded in 2009 by a team of engineers, master electricians and contractors to provide our customers with innovative and cost effective solutions for all aspects of electrical construction, renewable energy, and energy efficiency. Your Local Resource for Solar Power and Electrical Design & Installation, PCI Renewables can support your project every step of the way, from conceptual design and budgetary estimates to design, installation and commissioning.

Northwest Renewables – https://northwestrenewables.com/ – Northwest Renewables is the Inland Northwest’s first full-service solar installation company, launched in 2016. Going Solar in Washington and Idaho is easier and more cost effective than ever. Solar installation will produce excellent solar incentives and rebates from the moment your clean energy solar electric system goes live. Northwest Renewables offers cutting edge solar solutions with a solar installation team that will walk you through the newest solar technology that has just started to hit the market. Northwest Renewables designs and installs solar power that converts sun into clean energy for customer’s homes and businesses.

Sunergy Systems – https://sunergysystems.com/ – Founded in Seattle in 2005, serving the Greater Seattle Area and the Kitsap Peninsula, Sunergy Systems is an employee-owned company and one of the most experienced solar design and installation companies in Washington State. Sunergy Systems specializes in the sales, design, and installation of solar electric and back-up energy storage systems for residential homes. Serving the Greater Seattle Area (Kent thru Everett & Eastside), South Whidbey Island & Kitsap County (exceptions for existing customers & referrals).




Puget Sound Solar LLC – https://www.pugetsoundsolar.com/ – Seattle’s Solar Energy Solutions Provider Since 2001. PSS designs, installs, and services all types of grid-connected solar electric systems. PSS installed Seattle’s first residential grid-tied solar electric system in 2001 and the theam has been installing Electric Vehicle (EV) Charging stations since 2006. Now, with more than two decades of experience, Puget Sound Solar continues to be the leader in the region.

A&R Solar – https://www.a-rsolar.com/ – Since Andy Yatteau and Reeves Clippard (the A&R) founded the company in 2007, they have installed 100,000 solar panels for 3,000 homes and businesses across Washington and Oregon. A&R Solar is a Certified B Corporation. A&R Solar energy solutions help homeowners, local governments, and businesses slow the destructive effects of climate change. At the same time, company’s customers are gaining energy independence and supporting a local, green economy. The result is a cleaner, safer planet, increased energy independence, and a robust local economy.

Western Solar Inc. – https://www.westernsolarinc.com/ – With thousands of residential, commercial and institutional projects installed, Western Solar is one of the leading providers of renewable energy in the Northwest. Western Solar installs solar PV systems throughout the I-5 corridor, including Whatcom, Skagit, Snohomish, King, and Island Counties. In addition to solar electric systems, Western Solar also specializes in battery back-up, electric vehicle charging stations, ductless heat pumps and generators. Western Solar was founded in 2002 and the team leads cumulatively have decades of experience installing several megawatts of solar electric systems throughout the United States.