Enservco Corp. engages in the provision of services to the domestic onshore oil and natural gas industry. It operates through the Production Services and the Completion and Other Services segments. The Production Services segment includes hot oiling services, acidizing, and pressure testing. The Completion and Other Services segment focuses on frac water heating and other services. The company was founded by Michael D. Herman on February 28, 1980 and is headquartered in Longmont, CO.