John M. Clark, Inc. is a privately owned oil and gas company headquartered in Midland, Texas. Founded in 1959, the company is actively involved in the exploration, development, and production of hydrocarbons. John M. Clark, Inc. provides a wide range of services to oil and gas producers including drilling, seismic testing, and production services. The company also offers services related to well workovers, well completions, seismic data acquisition, and legal and regulatory compliance.