Our Office

Shipping Address/Location:
6325 E. 100 S.
Columbus, IN 47201

Mailing Address:
PO Box 328
Columbus, IN 47202

812.376.3021 phone
812.372.7876 fax


Dunlap provides 24/7 service to customers in central and south-central Indiana, northern Kentucky and southwest Ohio.

Including the metro areas of Indianapolis, Louisville and Cincinnati.

For emergency service call: 812-343-6760

We offer professional service on:

  • Heating
  • Air Conditioning
  • Boilers
  • Chillers
  • Cooling Towers
  • Plumbing
  • Process Piping

Contact us for our state licensing information for Indiana, Kentucky and Ohio.