Solar Energy Solutions Company California (SESC) is a venture-funded solar energy company that develops, manufactures, distributes, and installs solar systems for residential, commercial, and government customers in the state of California. Solar Energy Solutions Company California was founded in 2010. SESC has more than fifty people working for it at its headquarters in San Diego. In 2009, two business people in California saw a need in the market for a solar energy solution that was both reasonably priced and of high enough quality to satisfy the requirements of both residential and commercial clients in the state. These individuals went on to found the company that bears their names.