Since opening in 2009, Solar Foundations USA has designed, manufactured and installed ground-mount solar support structures for residential and light commercial arrays. The company’s integrated systems pair foundation piles, structural members and racking, with patented equipment that allows crews to install ground screws even in solid rock. With more than 6,000 installed solutions and operations spanning the East Coast from Maine to Florida, SFUSA provides in-house engineering, custom component manufacturing and certified installation.
TerrasmartTerrasmart makes solar mounting and foundation systems and provides installation and project engineering for commercial and utility-scale solar projects across North America. The renewable energy business of Gibraltar Industries, it draws on a legacy of combined brands and reports more than 25 GW of solar deployed across over 6,000 PV systems; it is particularly known for ground-screw foundations used on challenging terrain.COLUMBUS, OH
Nuance Energy Group, IncSince its founding in 2017, Nuance Energy Group has built its identity around rethinking how ground-mount solar is installed. The company develops U.S.-made, modular racking for solar contractors and project developers, with its patented earth-anchor approach intended to reduce site disruption and installation time. Its systems have been used on more than 300 MW of projects across 46 states, Puerto Rico, and six other countries.HALFMOON, NY
DynoRaxxSince 2006, DynoRaxx has made USA-made solar mounting and grounding systems for installation professionals, with designs built around faster, tool-free work. Its fiberglass Evolution flat-roof system uses a universal design and fewer components, while the UL-recognized DynoBond grounding system replaces conventional module-by-module lugs and cables with simple bonding jumpers. Based in the United States, the company supports installers with in-house engineering expertise and ships across the U.S., Caribbean, and globally.BUFFALO, NY
Reliance PilesOperating out of New York City since 2003, Reliance Piles supplies pile foundations for projects worldwide, with particular experience in ground screws and other steel pile systems. A subsidiary of Reliance Industrials, Inc., the company coordinates manufacturing, U.S. warehousing, and global logistics, and has supplied 1.5GW of solar projects with more than one million pieces delivered. Reliance joined the Solar Energy Industries Association in 2023 and is planning its first domestic U.S. production line.BAYSIDE, NY