HEI Utility Contractors / Hydro-Exc. Inc. 100% Woman Owned WBENC Certified

HEI Utility Contractors is a full service utility contractor that specializes in substation construction, advanced non-destructive vacuum excavation, horizontal directional drilling, telecom construction, transmission and distribution, commercial concrete and commercial lighting.

Our hydro-excavation division owns and operates a fleet of the most advanced vacuum-excavation trucks and utilizes state-of-the-art utility exploration equipment. We service the petrochemical, nuclear, telecom, electrical, and other highly hazardous industries where damaging an unforeseen utility during construction is not an option.

Our staff of highly trained and certified professionals regularly develop, customize, and implement innovative solutions to meet difficult project requirements. HEI Utility Contractors is signatory to Operators Local 150, 520, and 324, Laborers Local 2, 5, and 41, and IBEW Local 1393, 196 and 9.

- Electrical Substation Construction
- Utility Exposing, Locating, & Mapping
- Fiber Optic Installation & Splicing
- Aerial Telecom Construction (Fiber, DAS, Small Cell)
- Transmission Line Construction & Splicing
- Cathodic Protection (Galvanic & Impressed Current Systems)
- Petroleum Pipeline & Refinery Excavating
- Natural Gas & Water Systems Maintenance, Repair, & Installation
- Site Utility Construction
- Horizontal Directional Drilling & Trenching
- Hydro Vac Excavation (Remote, Frozen Ground, Interior Building, Potholing, Sign/Pole)
- Foundation Drilling & Placement