24/7 Emergency Service Available

Service Area

We are Proud to Serve the Following Area

Oliver Mechanical Services provides commercial HVAC service such as heating, cooling, plumbing, and electrical to the following counties:


  • Kent County
  • New Castle County


  • Cecil County

New Jersey

  • Camden County
  • Gloucester County
  • Salem County
  • Trenton County


  • Berks County
  • Bucks County
  • Chester County
  • Delaware County
  • Lancaster County
  • Lebanon County
  • Lehigh County
  • Montgomery County
  • Philadelphia County