Hydro Ex is registered with the Texas Board of Professional Land Surveyors (Firm Registration No. 10193804). Our survey management team has over 75 years of combined experience in, but not limited to (Boundary, Topographic, Mapping and Construction). Hydro-Ex, LLC's professional and technical staff is equipped with state of the art equipment (GPS, Robotic Total Stations, etc.). Our staff continues to train in their respective fields, in order to provide our clients the data to ensure accurate design plans.  


  • Boundary Surveys

  • Boundary Analysis and Determination

  • Topographic Surveys

  • ALTA/ACSM Surveys

  • Elevation Certificates

  • Partitions

  • Subdivision Planning and Development

  • Platting and Zoning

  • Control Monumentation

  • GPS/GIS Services

  • Digital Terrain Modeling (DTM) Services

  • Aerial Photography Control

  • Subsurface Utility Locate

  • Construction Staking and Layout

  • Right-of-Way  and Retracement Surveys

  • Engineering Construction, Studies, and Support