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 renewable energy companies in New Jersey

NJR Clean Energy Ventures (NJRCEV) – https://www.njrcleanenergyventures.com/ – NJRCEV develops and invests in clean energy projects throughout the Northeast that create economic value for customers, including a reduction in electricity costs, roof or land lease payments and building upgrades. Since its inception in 2010, the company has built a portfolio of nearly 400 megawatts (MW) of installed capacity with projects serving the residential, commercial and wholesale markets.

Vanguard Energy Partners, LLC – https://www.vanguardenergypartners.com/ – Vanguard Energy Partners is a national solar design-build firm that specializes in commercial, industrial and utility-scale projects. Some of Vanguard’s most notable projects include the highest solar array in the world, one of the largest rooftop arrays in North America, the first commercial net zero electric facility in the United States and the largest array in New Jersey built by a public utility. The Vanguard team will manage every aspect of your project from conceptual layout to financial planning and engineering through construction. Vanguard’s proven expertise is built upon our team’s extensive experiences in the renewable energy market.

Go Solar New Jersey – https://gosolarnewjersey.org/ – Go Solar New Jersey is a licensed & trained solar power specialist that offers various solar-related services and programs for residential and commercial customers. Go Solar New Jersey is a leader in the solar panel installation industry. The company is known as one of the most reputable solar companies in NJ. The team members are the brightest, most knowledgeable solar technicians in the state at Go Solar New Jersey. Each of the installers has a firm grasp on EPC concepts.

Kopp Electric Company – https://www.koppelectric.com/ – Licensed NJ Electrical Contractors. One of the leading solar companies in NJ. Kopp Electric Company is a family owned and operated business located at 1184 Fischer Blvd. Toms River, NJ. While small enough that many local businesses rely on Kopp’s expertise, many Fortune 500 companies also count on the team as their sole NJ electrical contractors.

Solar Power New Jersey – https://www.solarpowernewjersey.com/ – Solar Power NJ is dedicated to helping residents of the US to generate clean and sustainable electricity while maximizing their return on investment through the design and development of photovoltaic solar systems. Solar Power New Jersey is passionate about educating people on solar energy.  Company’s goal is to help each customer realize their potential benefit from solar. Solar Power NJ operates throughout the entire state and provides cost-effective solar solutions.

NJ Renewable Energy – https://njrenewableenergy.com/ – NJ Renewable Energy was founded in 2003. Located In Princeton Junction NJ, the company installs Solar PV, Solar Thermal and Electric Car Charging Stations all across the Tri-state area.




KC Green Energy – https://www.kcgreenenergy.com/ – KC Green Energy, a division of Kautz Construction, is a family-owned solar company that specializes in both installing and designing solar electric roofing systems for commercial and residential locations. KC Green Energy has more than a decade of experience with solar panel installation, working in Pennsylvania, Maryland and, New Jersey, offering an exceptional level of quality and top-notch service.

GeoPeak Energy – http://www.geopeakenergy.com/ – GeoPeak Energy designs, deploys, and operates renewable energy systems, focusing in the areas of solar and wind, through innovative technologies and exceptional customer service. GeoPeak’s offerings include project feasibility studies, development, financing, installation, delivery, ongoing monitoring and maintenance. GeoPeak Energy’s industry-leading solutions and services, enhanced with its design expertise, enables its customers to maximize clean energy output and significantly increase energy savings.

Kaitanna Solar – https://kaitannasolar.com/ – Kaitanna Solar is a local, family-owned company with over eight years of solar industry experience. Staffed by solar technology experts (not salespeople), Kaitanna Solar works to provide you with the best product for your needs at our lowest prices. Kaitanna Solar in Mullica Hill, New Jersey is here to help.

Here are listed many of the developers, installers and other renewable energy companies in Illinois

GRNE SOLAR – https://www.grnesolar.com/ – Since 2012, The Company has established deep roots throughout the Midwest and has developed own teams to operate in two very different areas – commercial and residential. GRNE Solar serves the states of Illinois, Indiana, Iowa, Nebraska.

Windfree Solar Co. – https://www.windfree.us/ – Windfree is Illinois’ premier wind and solar energy installer.Windfree Wind and Solar Energy Company was founded early in 2009 by a team of creative energy visionaries and early adopters of sustainable technologies. Windfree’s team includes a well-respected, multi-disciplinary group of Chicago’s business, architectural, artistic and community leaders. The team believes alternative energy solutions must be researched, installed, monitored, tested and be supported by local legislation.

Magitek Energy Solutions Inc. – https://magitekenergy.com/ – Magitek Energy Solutions is one of the most established renewable energy companies in Northern Illinois completing numerous small wind and solar energy installations since  2008. Starting life as an electrical contractor, Magitek Energy Solutions Inc. has over 20 years experience powering homes and businesses in northern Illinois.

WindSoleil – https://www.windsoleil.com/ – WindSoleil provides Home and Commercial Solar Panel Installation Services in Illinois (solar panel installation services in Chicago, Chicagoland Area, and all of the Midwest.)as well as professional residential and commercial Wind Energy Installation Services in Chicago, Illinois, and throughout the Midwest.WindSoleil provides affordable top-rated wind turbine installation services for both residential and commercial properties that will guarantee you many years of performance.

Certasun Premier Home Solar – https://certasun.com/ – Residential solar expert, Certasun serves northeastern Illinois, eastern Massachusetts, and southeastern Wisconsin. Certasun helps homeowners go solar and start saving on their electricity bills. COVID-19 Precautions – Certasun puts in place new procedures so you can feel confident in your decision to go solar.

WCP Solar – https://www.wcpsolar.com/ – WCP Solar is a licensed, bonded, and insured full-service engineering firm. WCP specializes in the design, development, and installation of Solar Photovoltaic and Thermal Systems. Thermal systems include; Solar Hot Water Systems, Solar Radiant Heating Systems, Solar Cooling Systems, Solar Pool Heating Systems, and Solar Thermal Electric (Concentrating Solar Power CSP) Systems. WCP Solar delivers the very best in customer service and can manage projects of any size, from a small residential system to large commercial systems, all over the Chicago area.




Iconic Energy – https://iconicnrg.com/ – Iconic Energy is a solar energy company that has spent years conducting research and development of solar equipment for the commercial, residential and industrial markets. It is the largest solar installation company in Northern Illinois. Iconic Energy has completed more residential solar installations in Northern Illinois than any other company.

Headline Solar – https://www.headlinesolar.com/ – Headline Solar was formed out of a passion for long-term impact, advanced technology, sustainable environmentalism, and most importantly for helping impact local communities. These driving forces have made Headline Solar the Fastest Growing Residential Solar Company in Chicago, all of Illinois, and the entire Midwest.

StraightUp Solar – https://straightupsolar.com/ – StraightUp Solar is a fully insured, licensed, & Illinois state-certified, turnkey solar EPC firm staffed by their own in-house licensed electrician and NABCEP-certified professionals to provide the highest quality residential, commercial, agricultural and non-profit sector solar energy systems in Illinois and Missouri.

Earth Wind Solar Energy LLC – http://earthwindandsolarenergy.com/ – One of Chicago’s oldest renewable energy designers and installers. Since 2008, Earth Wind And Solar Energy (EWSE) have designed and installed solar PV, solar thermals, wind turbines, geothermal and energy efficient lighting in the Chicago area and throughout Illinois. EWSE also conducts building energy audits for home and business. EWSE is a well trusted and respected installer of green renewable energy systems in Chicago and its surrounding areas. Earth Wind And Solar Energy is committed to providing affordable clean energy solutions with cutting edge technology for both residential and commercial applications. At the forefront of renewable energy, the Company’s team is proud to be one of the leading installers in Illinois.

Here are listed many of the developers, installers and other renewable energy companies in New York

CVE North America (Changing Visions of Energy) – https://www.cvenorthamerica.com/ – An independent solar power producer and owner operator based in New York, NY, CVE North America develops, finances, builds and operates solar PV (photovoltaic) power plants throughout the Northeast. CVE is committed to providing long-term ecological solutions to meet the energy needs of businesses and communities. Competitiveness, energy efficiency and sustainability are key objectives which underpin the group’s activities and drive the ambitions of its members. CVE supports a vision of the market based on decentralized power production and on a direct energy sales model. The Group’s goal is to meet the energy and environmental needs of businesses and communities by taking a service-provider approach. Energy is at the heart of CVE and fuels the activities of the group. The idea is simple: designing renewable energy solutions that fit the various needs of local governments, landowners, farmers, local industry, investors, and financial partners.

Solar Energy Systems, LLC (SES ) – https://www.solaresystems.com/ – Based in Brooklyn, New York and founded in 1998, Solar Energy Systems is a leading integrator of commercial solar electric systems in the Northeastern United States, including New York, New Jersey, Connecticut, Massachusetts, and Pennsylvania. Solar Energy Systems, LLC, has twice been recognized for Outstanding Performance by the New York State Energy Research and Development Authority (NYSERDA), and is the first clean-tech investment by the New York City Investment Fund (NYCIF.org), a private fund with a civic mission. In 2011, SES launched SES Renewable Assets (SESRA); a dedicated solar financing division providing financing options for solar systems at little or no upfront cost to their customers. SES financing programs include Power Purchase Agreements (PPAs), and Solar Leases that minimize or eliminate the cost of ownership. Solar Energy Systems has North American Board of Certified Energy Practitioners (NABCEP) Certified Solar PV Installers on staff. SES is recognized as an Eligible Solar PV Installer by New York funding entities NYSERDA and Long Island Power Authority (LIPA), as well as New Jersey’s Clean Energy Fund. SES is an Electrical Limited Solar Contractor (PV1) in Connecticut and is a Connecticut Clean Energy Fund Eligible Installer.

Venture Solar – https://venturesolar.com/ – Your solar power experts. Venture Solar are proud to have built a team of over 220 trained, in-house professionals devoted to bringing clean, green energy to the Northeast. The Company helps homeowners save money on the best solar panel system available while replacing electricity and making a better tomorrow for all. With world-class solar systems using LG panels optimized for energy, advanced in-home monitoring controls, unbeatable warranty, and exceptional service, Venture Solar customers know they’re getting the best in the industry. Based in Greenpoint, the team services NYC, Long Island, New Jersey, Connecticut, Rhode Island, New Hampshire, and Massachusetts.

Wind Unites Us  – https://www.unitedwind.com/ – Wind Unites Us is committed to giving clean and reliable wind energy. Wind Unites Us was launched in 2004 as a provider of renewable energy. Since then, the company has been successful in developing several solar and wind projects and installing ample power to about 57,000 average residences each year.




Delaware River Solar (DRS) – https://delawareriversolar.com/ – Solar energy company Providing Clean, Renewable Energy to Local Communities in New York State.

YSG Solar – https://www.ysgsolar.com/ – YSG Solar is an independent solar system design and installation company. YSG are based in New York and California, serving communities all across New York including Long Island, Queens, Staten Island, the Bronx, Westchester County, Orange County, Rockland County and the greater Rochester area, as well as Northern California.

Choose Solar Inc. – https://www.choosesolar.com/ –  Solar energy company. Solar energy without solar panels. No devices to purchase. Instantly signup online and digitally connect to a solar farm in your community.