Top United States Solar Companies (218)

Voltage, LLC is a premier global solutions provider of electrical balance of systems (eBOS) for PV solar utility-scale projects. Headquartered in Chapel Hill, North Carolina, the company delivers value-engineered designs, including high-quality MV and DC feeder cables and specialized products like LYNX, ALEX, and IBEX, to support the global transition to clean energy.

Knobelsdorff Enterprises is a premier industrial electrical, engineering, automation, and renewable energy contractor serving clients across North America. The company specializes in delivering high-quality electrical and control systems design for various sectors, including industrial manufacturing, mining, oil and gas, and utility-scale solar projects. With over 30 years of experience, they provide turnkey EPC solutions from design and procurement to construction...

Ask NETA (rebranded as Ask BONBON) is an electrical services and technology provider that develops AI-powered tools for the electrical trade. Its primary product is an AI assistant trained on the National Electrical Code (NEC), designed to help electricians, contractors, and apprentices find code requirements and troubleshoot electrical problems efficiently. The company operates across several divisions, including Electrical, Solar, and...

Active Surfaces is a climate-tech company commercializing ultra-lightweight, flexible solar modules based on MIT research. Its patented thin-film technology enables solar installations on rooftops, walls, curved surfaces, and other locations traditional panels cannot easily reach. By combining advanced materials science and manufacturing, the company aims to reduce installation costs, expand built-environment solar deployment, and generate clean power where it is...

Invenergy is a leading global privately-held developer and operator of sustainable energy solutions. We are headquartered in the Chicago and have 2000+ employees across the Americas, Europe and Asia. We have successfully developed over 175 projects, including wind, solar, and natural gas power generation as well as advanced energy storage facilities. We are innovators at heart — we design, build and...

Globeleq is a leading independent power producer in Africa, focused on developing and operating utility-scale power plants. The company utilizes various generation technologies, with a focus on the energy transition to cleaner energy sources, and serves African households, businesses, and national utilities.

Facility Solutions Group (FSG) is a national provider of electrical, lighting, signage, and technology solutions for commercial and industrial facilities. One of the top 50 electrical contractors in the United States, FSG offers a comprehensive range of design, engineering, construction program management, and facility services, including energy management and solar energy solutions, to keep critical building systems running efficiently across...

Freedom Solar Power is a leading full-service solar installation company providing turnkey solar solutions for residential and commercial markets. Based in Austin, Texas, they offer end-to-end services including site evaluation, design, permitting, financing, and installation of solar panels, backup battery storage, and EV charging stations across states such as Texas, Florida, Colorado, Virginia, and North Carolina.

Founded in 1955, OMCO (a MacLean‑Fogg Company) is the United States' largest custom roll former, producing engineered roll‑formed shapes and value‑added fabricated components across industries. OMCO also designs and manufactures factory‑direct solar racking and single‑axis tracker systems through its OMCO Solar division, operating multiple manufacturing facilities and serving transportation, material handling, data center, and renewable energy markets.

EPC Power Corp. develops and manufactures high-power conversion systems, including inverters, for applications such as energy storage, solar, data centers, and microgrids.

EDP Renewables North America LLC (EDPR NA), its affiliates, and its subsidiaries develop, construct, own, and operate wind farms and solar parks throughout North America. Headquartered in Houston, Texas, with 58 wind farms, nine solar parks, and eight regional offices across North America, EDPR NA has developed more than 8,800 megawatts (MW) and operates more than 8,200 MW of onshore...

At UGE we're working to make renewable energy accessible and affordable for all. We develop, own, and operate community and commercial solar & battery storage projects, bringing cheaper, cleaner, and more reliable energy to communities around the country. Visit us at www.ugei.com.

City Ventures is a multi-dimensional real estate land developer and homebuilder in California. The company focuses on creating sustainable, energy-efficient, and solar-powered residential and mixed-use communities, specializing in repositioning underutilized urban infill and suburban real estate into vibrant, ecologically responsible neighborhoods.

Treaty Oak Clean Energy, LLC is a U.S. independent power producer (IPP) headquartered in Austin, Texas. The company develops, builds, and operates utility-scale solar and battery storage projects, with a specific focus on rural U.S. markets. Treaty Oak aims to provide sustainable energy and strengthen grid reliability through its portfolio of clean energy infrastructure projects.

Ion Solar is a premium, full-service solar provider. We offer affordable solar solutions that allow our customers to enjoy the benefits of solar with little or no up-front costs. Our full service includes the design of the system, all required permitting, installation and inspection, and system maintenance, all for a fraction of the cost of traditional power and using all...

South Mountain Company is a triple-bottom-lined worker-owned cooperative based on Martha's Vineyard. They are an integrated architecture, building, interior, and solar company that focuses on purpose and place. Their services include architecture, interior design, construction, community development, and solar energy, utilizing a sustainability impact framework to create efficient and enduring spaces for homes and institutional projects.

Wheelhouse Credit Union is a full-service, not-for-profit financial institution committed to eco-friendly initiatives, offering consumer banking services, high-yield accounts, and loans including auto, home, and solar financing.

ib vogt is firmly committed to supporting the decarbonisation of the global electricity sector. The company focuses on the global development of turnkey PV plants and battery storage projects as well as the expansion of its IPP portfolio. In these areas, the company performs all integral services of the value chain from development, financing, and EPC, to O&M and asset...

Team Sunshine Construction LLC is a premier solar installation company based in Massachusetts, serving the Northeastern United States. Founded in 2019, the company specializes in innovative and cost-effective solar energy solutions, roofing, and heat pumps. As a results-driven and AI-savvy construction firm, they are dedicated to helping homeowners transition from fossil fuels to renewable energy while emphasizing quality, sustainability, and...

HomeFix Custom Remodeling is a locally owned exterior home remodeling and professional home improvement company specializing in roofing, siding, gutters, energy-efficient windows, and doors. Serving Virginia, Maryland, Washington D.C., and surrounding areas since 1990, the company is dedicated to strengthening, protecting, and beautifying homes with high-performance products and a 100% Lifetime Guarantee.