American businessman Leslie Lampton comes with an estimated net worth of $2.4 billion in 2012. Most of Lampton’s net worth is derived from Ergon Inc, a privately held company that specializes on refining and distributing oil products. This diversified group specializes in manufacturing and distributing products ranging from road maintenance equipment to computer systems and boards. In addition toVicksburg Refinerywhich is discovered in Vicksburg Mississippi, Leslie Lampton also owns around 500 wells in East Texas and Louisiana. Several of the well-known businesses associated with Ergon includeDiversified Technology, Inc.,Crafco, Inc.,Tricor Refining, LLC, Lion Oil andLampton-Love, Inc. On the other hand,Diversified Technology, Inc. concentrates oncomputer systems. As of 2003, Ergon Inc hires around 2500 workers.