Enrique Marquez is deputy executive commissioner for Medical and Social Services, which includes Medicaid and CHIP Services, Access and Eligibility Services, Intellectual and Developmental Disabilities and Behavioral Health Services, and Health, Developmental and Independence Services. Marquez has served as director of external relations overseeing the Communications and Media Relations and the Government and Stakeholder Relations divisions.

He joined the Texas Health and Human Services Commission in June 2015 as the director of communications, a role he previously held at the Texas Commission on Environmental Quality and the Texas Association of Business. He also has been a senior adviser to Lt. Governor David Dewhurst and press secretary for Speaker of the House Joe Straus.

Marquez is a graduate of The University of Texas at Austin.