Service & Repair

Commercial HVAC Service & Repair Company in Charleston, West Virginia


We tailor to your needs!

Unexpected things happen. We tailor to your needs to ensure occupant comfort and client satisfaction for both our clients and yours. 

It is our goal to give you peace of mind when you call Casto Technical Services. Our technicians can service and maintain all makes and models of HVAC and mechanical systems. Our clients get 24/7 emergency heating and cooling repair services to get you back up and running efficiently.  

Service & Repair Services Include:

  • Emergency Repairs
  • Remote Inspections
  • Commissioning
  • Preventative Maintenance Programs
  • Trouble Shooting and Repair Estimating

Contact us to schedule your HVAC service or repair today.

Large Law Teardown

Trane Rotary Compressor

Large Marley Cooling Tower

Marley Cooling Tower

Large Refrigerant Monitor

Refrigerant Monitor