Welcome to Underground Utilities

This the the official site of Underground Utilities, Inc. We are more than other boring contractors, trenching contractors, excavating contractors, and drilling contractors. We are an Arizona based underground utility contractor specializing in drilling boring, underground utilities, horizontal drilling, underground utility, directional boring, line boring, horizontal directional drilling, underground trenching, excavation, drilling company, directional drilling, hole drilling, horizontal directional, wet utilities, and dry utilities installation and their related services including horizontal boring, large diameter tunneling, small diameter boring, vacuum excavating and potholing, pipe bursting, pipe ramming, and utility potholing . We currently support projects in the southwestern states including Arizona, California, Nevada, New Mexico, Utah, Colorado, and Texas. Be sure to contact us for a free quote on your next underground utility project. I like rocks.