Hydro Ex, LLC

In addition, Hydro Ex, LLC is a small minority-owned business.  

Below is a list of the certifications & NAICS codes we retain.



  • U.S. SBA 8-A Certified

  • U.S. SBA SDB

  • SBA HUBZone Certified

  • State of Texas - Engineering License No. F-17970

  • U.S. DOT & State of Texas DOT-DBE Certified 

  • Texas Historically Underutilized Business (HUB)

  • South Central Texas Regional Certification Agency (SCTRCA)

  • Houston Minority Supplier Diversity Council (HMSDC)


Primary NAICS Codes

541370 - Surveying and Mapping (Except Geophysical) Services


Secondary NAICS Codes:

236220 – Commercial and Institutional Building Construction
237110 – Water and Sewer Line and related Structures Construction
237310 – Highway, Street, and Bridge Construction
237990 – Other Heavy and Civil Engineering Construction
238110 – Poured Concrete Foundation and Structure Contractors 

Our certifications are recognized locally and statewide by participating governmental agencies to increase vendor diversity and office efficiency for small minority business owners.