Renewable Energy Companies in United States
3914 companies listed

As a mechanical engineer in the US Coast Guard where I served for nine years, I learned the importance of designing and building electro-mechanical systems to be strong and safe. My choice to leave the Coast Guard and venture into the sustainable energy field was spurred by my strong desire to help…

Sunvalley Solar, Inc. (Ticker: SSOL) is one of the leading solar power technology, solar system integrator, and full-service solar power solution companies in the world. Located 20 minutes east of Los Angeles, California, Sunvalley Solar is committed to reducing the world’s carbon footprint and…

A solar electric system is a powerful tool against the current cost of energy and ever rising utility rates. With recent advances in technology, solar electricity has never been more affordable nor more reliable. Federal, state and local tax incentives significantly reduce the payback period for these…

Sun First Solar started in Northern California in 1984. Our mission was to prevent the depletion of natural resources and protect the beauty of our environment through the use of renewable energy.   Experience Matters Over the years we have built strong partnerships with the most innovative companies…

At System Innovation we take our work very seriously, from Solar Energy systems to Electric vehicle charger and residential electrical wiring. We are a small family operated business in the bay area that provide the best quality work and equipment at the lowest price. We enjoy helping homeowners save…

Earthwise Energy is a nationwide developer of solar electric systems. What sets us apart from other installers? Our roots as a distributor give us the product buying power that other installation companies don’t have. Leveraging our sister company’s relationships with Tier 1 product manufacturers,…

Electricity is generated by the sun’s rays hitting the photovoltaic (PV) cells arranged on the panels that you see on rooftops or in ground-mounted arrays. During daylight those panels generate electrical energy that can either be stored in batteries (an “off-grid” system), or connected…

HelioPower is an integrated energy solutions company with over 5,000 solar and clean energy systems engineered and installed since 2001. We reduce energy costs and develop energy assets by leveraging renewable energy production, demand side management and return on investment strategies for clients…

We're celebrating our 25th anniversary leading the way in solar PV, solar thermal installations and cogeneration systems for San Francisco homeowners, commercial and non-profit. We provide the best American-made solar panels and products with our partner SolarWorld and with local companies like solar…

While technology has evolved leaps and bounds, most of us are living in homes stuck in the 20th century. Many consumers are unaware that homes can simply be upgraded to become SMART homes to improve their quality of life and comfort while increasing home value and saving money on their utility bills.…

SunWork Renewable Energy Projects is a nonprofit in California's San Francisco Bay Area that installs solar electricity systems on small-energy-footprint homes with the help of trained volunteers. SunWork's innovative model lets it deliver solar power to homeowners with already modest electricity use…

Locally owned and located in San Francisco, Luminalt designs and installs solar electric, solar hot water, and electric vehicle charging stations in the San Francisco Bay Area. Founded in 2004, Luminalt’s focused and sustained commitment to the highest standard of quality and customer-satisfaction…

For over 20 years, HCI has provided critical and complex construction projects for the City and County of San Francisco.  Our experience and trusted expertise has been proven and awarded over the past two decades.  Between our award winning architects, project managers and unparalleled work…

Sun Heating Tec, Inc., a global leader in renewable energy solutions, offers state-of-art solar products and packaged systems. We pioneered the solar hot water collectors with our innovative patented designs and full-automated production line. All our products are manufactured in compliance with the…

We began inventing wind resource assessment tools more than 30 years ago, when the wind industry was in its infancy. Our culture of innovation has grown along with us. Today, we serve multiple stages of wind and solar energy project development—from site assessment to commercial operation. You’ll…

At Trane, we're all about air – cool air, warm air, clean air. As a world leader in air conditioning systems, services and solutions, we control the comfort of the air for people in homes and many of the world's largest and most famous commercial, industrial and institutional buildings. And we're…

Since our founding in 1888, Swinerton has thrived on providing innovative solutions and being a trusted advisor to our clients. Our core values of integrity, leadership, passion, and excellence serve as the foundation for all we do – and set the standards we expect to deliver to our clients every…

Beverly and Scott Bailey pooled their resources and began doing business from their kitchen table in Southern California more than 20 years ago. With determination, hard work, a talented team and a commitment to exceeding client expectations, their vision soon became a reality. Stronghold Engineering,…

As a qualified ESCO and comprehensive energy services firm, our goal is to deliver customized energy solutions that help you overcome significant energy challenges. Our design-build-operate-maintain expertise, coupled with services performed in-house, allows us to holistically and efficiently approach…

Formed in 2013 as a division of BCS, Performance Solutions focuses on creating and delivering performance-based, comprehensive facility improvement projects. Our asset and facilities optimization program provides our clients with both short- and long-term financial benefits – and always…