Deanna Callahan

Deanna Callahan is the Technical Engineering Manager at Tall City Exploration III. Tall City Exploration III LLC, an oil and gas E&P company focused on pursuing play extension and acquire-and-exploit opportunities throughout the Permian Basin. She has over 11 years in the oil and gas industry and has been active in technology development and field implementation to include patents in well diversion and completion and production chemistry.  In her prior roles she was Engineering Manager at Z&A Consulting Services, Inc., Operations Engineering Manager at Keane, Engineering Team Lead and Development Engineer at RockPile Energy Services.