including NABCEP-certified electricians, experienced roofers and integrators for large-scale projects. SolarCity is the Nation’s First Full Service Solar Provider SolarCity is the nation’s leading full-service solar provider for homeowners, businesses and government organizations—the first company to provide solar power system design, financing, installation and monitoring services from a single source. We have assembled one of the most experienced solar design and installation teams in the U.S., If our services are not available in your area yet, we’ll see you soon.