SCANA Energy Marketing, also known as SEMI, was established in 1988. It markets natural gas in deregulated energy areas. It operates in South Carolina, Georgia, North Carolina and Virginia. The company serves more than 500 industrial and commercial customers, municipalities, power producers and aggregators. SCANA Energy Marketing s services include natural gas procurement, capacity, asset and risk management, scheduling and balancing and alternate fuel analysis and sourcing. In addition, the company features a variety of accounting services. The company is a subsidiary of SCANA Corporation, which is a more than $9 billion energy and telecommunications company. SCANA Corporation has been operational for more than 160 years.