Key Energy Services specializes in onshore energy production solutions. The company performs pressure pumping, contract drilling, workover applications, completions, fishing, well maintenance, trucking, disposal, horizontal reentries and fluid services. It features expertise with downhole tools, hyperclean units, anchor trucks, pumps, barge rigs, hot oilers, vacuum transports and auxiliary equipment. Headquartered in Houston, Key Energy Services offers its clients one of the most comprehensive and advanced arrays of onshore energy production services available from a single company. In addition, it employs more than 8,000 people worldwide and has annual revenues of nearly $1 billion. Key Energy Services maintains a location in Ulysses, Kan.