Francis Solar, an FRE Company. Tulsa, Oklahoma. We provide the highest quality, vertically integrated solutions for Oklahoma, Texas, Arkansas, and national solar projects. Serving homes, residential communities, commercial buildings, industrial facilities, multi-use facilities, and multi-family units; federal, state, county, city, local, public and private contracts executed to the highest of standards with performance guarantees and no upfront costs. Francis Solar power lowers your energy demand using Earth’s most abundant resource: the sun. Consume less energy from the utility company and from fossil fuels by switching to solar today.