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20+ years of HVAC ExperienceServing East Texas

Iliff Heating & Air provides service for all makes and models of residential Heating and Air Conditioning equipment for our customers in Longview, Hallsville, and Marshall, Texas.What People are SayingServing East Texas

Reach us by phone at (903) 926-3969.

Expert skills. Top of the line service. Quality customer experiences.

Iliff Heating & Air is a locally owned HVAC service company. Owner and technician Shane Iliff has over twenty years of experience in the residential heating and air conditioning field.

Whether you need seasonal maintenance, system repair, or replacement of your existing equipment, Iliff Heating & Air can help you keep your home comfortable all year around.

“After a short discussion with him, I found out he started this business to help people. So refreshing to hear that.”

– Ben B., Satisfied Customer

Regular Business Hours
Monday–Friday: 8:00AM–5:00PM


  • Heating And Cooling System Repair
  • Equipment Replacement
  • Preseason Tune-Ups
  • Preventive Maintenance To Keep Your System Running Smoothly
  • We Service All Brands

Service Area

Map of Service Area for Iliff Heating and Air in Longview, Hallsville, and Marshall Texas

Customer Reviews

Need more information?

Whether you need a quote for new equipment or service on your existing HVAC system, Iliff Heating & Air is here for you.
Use the form below or give us a call at (903) 926-3969.