PDI Construction: a division of Paramount Designs, Inc. is a full-service dry utility contractor. Our specialties include both on and off-site dry utility construction. The following are just a few of the services we provide: • Excavation, Trenching & Directional Drilling • Potholing (Air Excavation or Hydro-Excavation) • Air Excavation • Hydro-Excavation • Private Utility Locating • Fiber Optic Installation, Splicing & Testing • Intelligent Transportation Systems Construction & Installation • Telecommunications & Dry Utility Engineering • Utility Coordination Our customers include general contractors, electrical contractors, utilities (SRP, APS & Southwest Gas), municipalities, telecommunications providers, departments of transportation and several air force bases.