Haverford’s Trusted HVAC Company

O'Brien Heating & Air Conditioning is an HVAC company ready for all of your AC service neds in Haverford, PA. We’ve been proudly serving this community in Delaware County and Montgomery County since 1955. With our skills, we can complete any cooling job professionally and to your satisfaction. Our BBB-accredited business has earned an A+ rating. We’re committed to getting jobs done right the first time. Our commitment to our customers has resulted in many great reviews on Angie’s List. Our company is a Lennox Premier Dealer and primarily works with high-quality Lennox products.

We maintain a reputation for:
  • Offering great customer service
  • Charging reasonable prices
  • Being upfront and transparent
  • Communicating clearly and honestly