
Serving Garnet Valley, PA and surrounding areas
Approved
In business since 2000
Free estimates
Emergency services offered
"Great customer service, was on time, and completed the work in a timely manner."






Serving Garnet Valley, PA and surrounding areas
Approved
In business since 2000
Free estimates
Emergency services offered
"Great customer service, was on time, and completed the work in a timely manner."




Serving Garnet Valley, PA and surrounding areas
Approved
In business since 1983
Free estimates
Emergency services offered
"Excellent, Had a new central air installed, Frank was very concern with the fact that my in laws were in their 90's. He quickly put them on the schedule for install on Thursday/Friday. Five guys came at 10am and worked all day to get the air installed before the heat wave was to start. Very professional and knowledgeable. We are very grateful for his quick service to get the new ac installed."



Serving Garnet Valley, PA and surrounding areas
Approved
In business since 2018
Free estimates
Emergency services offered
"From the first call to rep (Millisa) to the tech who did the repair was customer friendly and effiecent I hired them for a repair in my father's house they had a tech there within 2 hours repaired the problem and pricing was great. I was so impressed I hired this company for a plumbing issue in my own home. Tech showed up ON time pricing was in line with job done I recommened this company to my neighbor and would recommend them in the future. GREAT customer service"





Serving Garnet Valley, PA and surrounding areas
Approved (Corporate)
In business since 1903
Emergency services offered
Warranties offered
"Immediately established service and explained all options"




Serving Garnet Valley, PA and surrounding areas
Approved
In business since 2008
Free estimates
Emergency services offered
"Found this company on Angie's List and am I happy we called them. We had been using another company and has a service contract with them, but they were always too busy to do anything. We called DiBiase in the morning and a technician was at our house in the afternoon exactly on time. The technician (Chris) was extremely professional, very thorough in explaining why things weren't working and provided us a few options. We chose to repair the unit as opposed to replace it. Chris ordered the parts and was back on site as soon as the parts arrived. The price charged was exactly what was quoted, the service was completed promptly, system tested, Chris explained everything he did and the unit is working perfectly! I highly recommend this company, we have since signed a service agreement with them that includes 2 a year tune-ups for both or our systems. Great company to deal with, professional, courteous, prompt at returning calls and very thorough!"





+6

Serving Garnet Valley, PA and surrounding areas
Approved
In business since 1948
Free estimates
Emergency services offered
"Norm and Joe provided great service throughout the entire process."





+7

Serving Garnet Valley, PA and surrounding areas
Approved
Super Service Award Winner
In business since 1959
Free estimates
Emergency services offered
"The technician Adam couldn't have been more professional and helpful. He arrived on time and was very courteous. He quickly was able to assess the problem and repair it. I'd recommend One Hour Heating and Air Conditioning to anyone looking to install or repair their HVAC system."




Serving Garnet Valley, PA and surrounding areas
Approved
In business since 2019
Free estimates
Credit card accepted
"Very quick response and excellent service."





+16

Serving Garnet Valley, PA and surrounding areas
Approved
In business since 2025
Free estimates
Emergency services offered
Keystone Comfort HVAC was built to provide a better experience for homeowners in southeastern PA. After years of working within large, corporate-driven HVAC environments, our founders saw a growing need for a company that values honesty, quality work, and long-term relationships over quick transactions. We understand the common frustrations customers face, including unclear communication, rushed service, and short-term fixes that don't solve the real problem. We take the time to listen, explain what is happening, and provide clear recommendations tailored to your needs. Whether it is system repairs, new installations or maintenance, we focus on doing the job right the first time. We believe that when customers feel informed/confident in their decisions, the results are better. We also believe that strong teams create better outcomes. By supporting our employees and maintaining high standards in our work, we are able to deliver consistent service that customers rely on.





+6

Serving Garnet Valley, PA and surrounding areas
Approved
In business since 2005
Free estimates
Credit card accepted
"Quality service for a fair price!"




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