Key Energy Services, Inc operates as an onshore rig-based well servicing contractor in the United States and internationally The company offers rig-based services, including the maintenance, workover, and recompletion of existing oil and gas wells; completion of newly-drilled wells; and plugging and abandonment of wells at the end of their lives, as well as specialty drilling services to oil and natural gas producers It also provides fluid management services, such as transportation and well-site storage services for various fluids utilized in connection with drilling, completions, workover, and maintenance activities; and disposal services for fluids produced subsequent to well completion, as well as operates a fleet of hot oilers capable of pumping heated fluids used to clear soluble restrictions in a wellbore In addition, the company offers fishing services that involve recovering lost or stuck equipment in the wellbore utilizing an array of fishing tools; rental equipment comprising drill pipes, tubulars, pressure-control equipment, pumps, power swivels, reversing units, and foam air units, as well as handling tools comprising Hydra-Walk pipe-handling units and services; frac stack equipment used to support hydraulic fracturing operations and the associated flowback of frac fluids, proppants, oil, and natural gas; and well testing services Further, it provides oilfield service equipment controls, data acquisition, and digital information flow services; and drilling, coiled tubing, wireline and project management, consulting, and reservoir engineering services The company was formerly known as Key Energy Group, Inc and changed its name to Key Energy Services, Inc in December 1998 Key Energy Services, Inc was founded in 1977 and is headquartered in Houston, Texas