Top San Jose, CA Solar Companies (3)

We believe clean energy and backup storage should be accessible to everybody. That’s why SunPower designs all-in-one residential solar and storage solutions backed by personal customer service and the industry’s most comprehensive warranty. And with more than 35 years of dedicated solar experience, we’re the only U.S.-based solar company that’s been around longer than our 25-year warranty.

First Solar is a leading American solar technology company and global provider of responsibly produced eco-efficient solar modules advancing the fight against climate change. Developed at R&D labs in California and Ohio, the company’s advanced thin film photovoltaic (PV) modules represent the next generation of solar technologies, providing a competitive, high-performance, lower-carbon alternative to conventional crystalline silicon PV panels. From...

Since 2012, Enpower Greentech has pioneered advanced battery breakthroughs. Our early work spanned solar installations using energy storage (both lithium-ion and sodium-ion batteries) for residential, commercial, and industrial applications in Asia, Europe and the United States of America. Today we produce record breaking energy dense batteries using our lithium metal anodes and proprietary battery chemistries. From manufacturing and technical centers in...