VAALCO Energy, Inc. engages in the acquisition, development, and production of crude oil. It operates through the following segments: Gabon and Equatorial Guinea. The Gabon Segment focuses on the Offshore Gabon-Etame Marin Permit operation. The Equatorial Guinea segment deals with the Equatorial Guinea-Block P operation. The company was founded by Virgil A. Walston and Charles Alcorn in 1985 and is headquartered in Houston, TX.