Key Energy Services is an American oilfield services company founded in 1977 and based in Houston, Texas. With over 175 service locations across the United States and operations in the Middle East, Russia, Mexico, Colombia, and Ecuador, the company employs around 2,000 people. It serves a diverse clientele in the energy sector, including both small independent exploration and production companies and major oil and gas firms.

The company specializes in onshore, rig-based well servicing and offers a comprehensive suite of services. These include rig services for well workovers and completions, coiled tubing services for well interventions, fluid management, fishing services to recover lost equipment, and rental services for ancillary equipment. Key Energy Services emphasizes technical expertise and operational efficiency, aiming to maximize the productivity and lifespan of oil and gas wells. The company continues to expand its capabilities and maintain a strong market presence in the oilfield services sector.