ABOUT US

About Us

About Our Premier HVAC Services in the Easton, PA Area

Stateline Heating & Cooling LLC is a family-owned and operated business based in Stewartsville, NJ. Keith Muller, the owner of the company, has 32 years of hands-on experience in the HVAC field. He has worked for some of the best heating and cooling companies as a lead commercial technician and service manager. Keith and our knowledgeable staff stay up to date on the latest HVAC products and services. 
As an American Standard dealer, we remain one of the leading HVAC contractors in the PA area. We provide quality-made A/C units and heating systems that are sure to last a long time and keep our customers comfortable all year long. 

Credentials and Licenses

Keith Muller’s Credentials 
  • 34 years of experience in Sheet Metal, Refrigeration, Heating, and Air Conditioning
  • Worked for a large corporation as a service manager and lead service technician for more than20 years 
  • Dectron and Fujitsu Certified
  • Energy Management Trained
  • OSHA Trained and Certified 
State Licensing 
Trade: Home Improvement Contractor
License #: 13VH0817600

Trade: Master HVACR
License #: 19HC00408500

Trade: Home Improvement Contractor
License #: PA111286
Insurance 
General Liability
Workers' Compensation
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