Diversified Underground, Inc. — Trusted. Tried. True.

Diversified Underground, Inc. is a Colorado-based underground infrastructure services contractor with more than 25 years of experience serving municipalities, utilities, public agencies, contractors, and infrastructure projects throughout Colorado and surrounding states. Founded in 2000, Diversified Underground has built its reputation around safety, technical accuracy, responsiveness, and dependable service. The company provides specialized underground utility and damage-prevention services for projects ranging from routine utility locating and hydro excavation to complex municipal and infrastructure work requiring experienced crews and reliable on-call support. Diversified Underground's services include hydro excavation, caisson excavation, hydro jetting, culvert and invert cleaning, 811 utility locating, private utility locating, Subsurface Utility Engineering (SUE) locating, and directional drilling. The company also maintains a strong portfolio of certifications, qualifications, and industry credentials, including Disadvantaged Business Enterprise (DBE), Woman-Owned Business Enterprise (WBE), and Small Business Enterprise (SBE) certification with the City and County of Denver and RTD. Diversified Underground is also CGA/DPI Accredited (formerly Gold Shovel) and Veriforce Approved/Verified. With decades of field experience and a broad range of underground infrastructure capabilities, Diversified Underground provides customers with a single experienced partner for excavation, locating, drilling, infrastructure support, and damage-prevention needs. Core Services: Hydro Excavation • Caisson Excavation • Hydro Jetting • Culvert & Invert Cleaning • 811 Utility Locating • Private Utility Locating • Subsurface Utility Engineering (SUE) • Directional Drilling Diversified Underground, Inc. — Trusted. Tried. True.