Top United States Renewable Energy Companies (676)

A global leader in applied safety science, UL Solutions transforms safety, security and sustainability challenges into opportunities for customers in more than 100 countries. UL Solutions delivers testing, inspection and certification services, together with software products and advisory offerings, that support our customers’ product innovation and business growth. The UL Certification Marks serve as a recognized symbol of trust in...

Barnard is a privately held heavy-civil construction company headquartered in Bozeman, Montana. Founded in 1975, it delivers challenging infrastructure projects across North America, including dams, reservoirs, hydroelectric power facilities, tunnels and shafts, oil and gas pipelines, utilities, power transmission, and environmental work. The company provides innovative solutions for complex projects while emphasizing safety, quality, efficiency, collaboration, and long-term partnerships with...

BBA Consultants helps companies navigate complex challenges and transformations by relying on their sharp business acumen, extensive practical experience, and vast technological curiosity. They leverage their teams' ingenuity to develop innovative, scalable, and proven engineering strategies and solutions. As catalysts for change, they are committed to supporting the industry's transition toward a more sustainable and mutually beneficial future.

Blumen is a one stop software for renewables, energy, grid, and data center project development. Turn project files into permitting intelligence and engineering documents in minutes. Slash consulting costs, avoid critical risks, and prevent rework caused by regulatory complexity.

Founded in 2009, Sol-Up is a solar engineering and installation company providing end-to-end residential and commercial energy solutions. They specialize in the design, permitting, and installation of high-performance solar panels and battery storage systems, utilizing advanced heterojunction technology. Beyond solar, Sol-Up offers energy-efficient home upgrades, including smart electrical panels and HVAC systems, to help clients optimize overall energy performance and...

Phoenix Tailings is a rare earth metals production company dedicated to restoring U.S. industrial independence by building domestic refining capacity. The company aims to redefine the industry as the first fully clean mining and metals producer, using sustainable, net-zero technology to transform mining waste (tailings) into critical rare earth metals and alloys essential for modern technology, defense, and green energy...

Fervo Energy is a next-generation geothermal power developer providing 24/7 carbon-free energy. The company leverages innovations in geoscience, including horizontal drilling and subsurface analytics, to make geothermal energy a dependable and affordable source of clean power. Its mission is to accelerate the global transition to sustainable energy and decarbonize the most challenging parts of the electricity sector through the development...

Farmers Union Industries, LLC is an agricultural-based manufacturing company that processes by-products from farmers into usable items. It is owned by farmers and has operations in rendering, meat processing, and pet food production.

Luminus is a vertically integrated, fast-growing high-tech company that engages in high-power Light-Emitting-Diode (LED) solid-state lighting, lasers, and SiC power semiconductors for a variety of application areas, including industrial UV, IR, medical, projection displays, high-end illumination lighting, horticulture lighting, grid energy storage, EV and automotive industries. Luminus is at the forefront of the ongoing solid-state lighting revolution and SiC power...

Louth Callan (LCR EPC LLC) is a full-service power infrastructure construction firm specializing in the engineering, procurement, and construction of utility-scale energy systems across the United States. Their expertise spans high-voltage transmission and distribution infrastructure, as well as renewable systems including solar, storage, hydroelectric, and geothermal assets, providing comprehensive turnkey solutions from greenfield development and commissioning through long-term operations and...

Resonant Energy exists to create coalitions that empower people to plan, finance, and build clean energy projects and put communities in control of their own energy. We believe that clean, affordable energy is a right, not just for those at the top, but for 100% of people.

Loop is one of the top EV charging network in the U.S., delivering smart, reliable charging solutions for multifamily, retail, office, hospitality, and municipal properties. With over 7,800 chargers deployed, we make it easy to future-proof your site and boost revenue with seamless EV infrastructure.

A game-changing solar energy company delivering the next generation of solar power and the most innovative customer service in the industry. The energy industry is stuck in the past, relying on old ways of generating power and outdated customer service practices. We’re Chariot and we believe it’s time for energy to move forward. We’re delivering 100% solar power that’s as affordable...

Since 1949, Hoosier Energy has been more than an energy provider—we’ve been a trusted partner in building stronger communities. Working in partnership with our member distribution cooperatives, we proudly serve more than 700,000 consumers in central and southern Indiana and southeastern Illinois.

Modus Group story began in 1993 in Lithuania. During more than 30 years, the company has grown to a successful international business currently operating in 12 European markets. We mainly focus on four areas: renewable energy (Green Genius), mobility services (CityBee, MyBee, and Mobility Fleet Solutions), the auto business (with 16 well-known brands, including Porsche, Bentley, Fiat, Jeep, Maserati, etc.)...

We're disrupting the energy storage landscape with our cutting-edge proprietary electronics and software. Founded in 2015 out of research at the University of Melbourne, Relectrify has collaborated on projects with industry giants like Nissan and American Electric Power. We’re backed by global clean energy investors, including Toyota Ventures and Australia's own Clean Energy Finance Corporation. At Relectrify, we're on a mission...

Enchanted Rock is a national leader in electrical resiliency-as-a-service, providing fully managed clean microgrids and distributed energy solutions. They offer backup power, bridge-to-grid, and flexible capacity to ensure business continuity and reliability for companies, critical infrastructure, and communities.

Sunstone Credit is on a mission to democratize access to solar for small and medium sized businesses (SMBs). Sitting at the intersection of climate, finance and technology, Sunstone has built a best-in-class technology platform and partnered with leading financial institutions and a national network of solar developers to provide SMB borrowers access to simple, affordable and easy-to-understand solar loan products...

As an energy efficiency and facility solutions provider, we have successfully taken on projects of all sizes, in a variety of industries and sectors. By combining our resources, we are now positioned to expand our capabilities even further. No job is too big or too small. Whether you’re trusting us to oversee a major construction project from start to finish...

Focused on sustainability and innovation, esVolta develops, owns, and operates reliable utility-scale energy storage assets across the entire lifecycle - delivering value for utilities, energy users, and investors.