O'Brien Engineering, Inc. (OEI) is an engineering and environmental firm in Dallas, Texas. Established with core competencies in hydraulics/hydrology, dam safety, and floodplain management, this certified Service Disabled Veteran Owned Small Business (SDVOSB) and State of Texas HUB firm maintains these specialties today. OEI has diversifed by providing strategic regulatory permitting, architectural, construction management, and support services including staffing.
Founded in 1987, our commitment is to provide the highest possible quality of service in an honest, ethical, timely, and cost-effective manner. We are dedicated to serving our clients.