Areas of Qualification

Guardian’s experienced personnel are dedicated employees with a vast knowledge.


  • Pennsylvania Power & Light
    Installation of Underground Utilities and Directional Boring
  • Elkton Gas
    Installation of Underground Utilities and Directional Boring
  • South Jersey Gas
    Underground Utility Installation, Metering, Tie-Ins, Taps, and Directional Boring
  • City of Wilmington, DE; City of Newark, DE; United Water; Artesian Water; Port of Wilmington
    Water and Sewer Installation
  • Delmarva Power & Light
    Installing Underground Electric and Gas
  • Delmarva Power & Light, owned by Pepco Holdings, Inc.
    Operator Qualification
  • New Castle County, DE (qualified contractor)
    Sewer, Culvert, Ponds, Inlet Repair, Vac Extraction, and Site Work


  • OSHA trained and certified
  • Vac Excavation and Soft Dig
  • Wet Tap
  • Storm Water Management
  • Directional Bore
  • Safety Plan “responsible person”
  • Manhole/Confined Space
  • Helical Anchor
  • Blue Card carrier
  • Pipeline Joining – qualified card carriers with the Energy Association of Pennsylvania
  • Drug and Alcohol Policy, including random testing
  • Pre-hire background checks
  • Certified Safety Supervisor

Life runs easier with Guardian.