4.7
Based on 8124 reviews
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Carrier Residential Factory Authorized Dealer
North American Technician Excellence - NATE - Certifying the Finest in HVACR

Same-Day Heating, Cooling, Plumbing & Electrical Services in Central & Eastern PA

Our mission is to enrich the lives of the customers and communities we serve in Pennsylvania by providing unparalleled services and solutions.

HVAC Systems Serviced

Drains Cleared

What Makes Haller Different?

  • 100% Satisfaction Guarantee
  • Reliable Same-Day Service
  • Dedicated, Expert Technicians
  • Industry-Leading Financing Options
  • 24/7 Emergency Service
  • Home Protection Guarantee

Years in Business

Trucks on the Road

Homeowner greeting Haller technician at the door for maintenance

Peace of Mind, All Day, Every Day

Protect one of your biggest investments, your home, with our maintenance plans. Feel optimal home comfort with your HVAC, plumbing, and electrical systems working at peak efficiency. Rest assured our team catches and prevents major breakdowns, so you can rely on your systems longer.


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Prolonged Equipment Life

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Just like any other mechanical system, take your car for example, your HVAC, plumbing, and electrical systems need regular care to maintain their longevity and safety. We believe in being there for the long haul, which is why we want to prevent premature repairs and replacements.


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Increased Energy Savings & Comfort

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Well-maintained equipment, like your air conditioning or water heater, operates at it’s top performance. Because it’s running more efficiently, it saves you money on energy bills and keeps you more comfortable (you would be surprised how much more).


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Priority Scheduling

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While we offer speedy service to all our customers, our maintenance plan members receive priority booking and guaranteed emergency service within 24 hours.


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More VIP Benefits

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Being a member has it’s perks! Here are just some of the benefits you’ll receive:

  • $500 credit towards the installation of a new HVAC system or generator
  • 15% discount on service work
  • No dispatch fee when work is performed
  • Timely scheduling reminders so you never miss a visit

What Our Customers Are Saying

Learn More About Our 100% Satisfaction Guarantee

4.8
Based on 8126 reviews
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I cannot say enough good things about Daniel Sprague and Haller. I called just before noon for an emergency sewer line issue, and despite it being midday, Daniel arrived around 8:00 PM and worked for nearly four hours to fully resolve the problem. He shared that he had already worked a 16-hour day, yet his professionalism, patience, and dedication never wavered.

Daniel was knowledgeable, informative, and took the time to explain what was happening and what needed to be done. He approached a stressful situation with calm expertise and genuine care, which made a huge difference. His work ethic and commitment are truly commendable.

I would highly recommend Daniel Sprague and Haller to anyone in need of reliable, high-quality serviceโ€”especially in an emergency. This level of service is rare and deeply appreciated.

Thank you Joshua Kahley for fixing my breaker and restoring my electric
Late night emergency repairs; but, made the proper fix quickly and efficiently. Much appreciated. Thanks
Great, thorough maintenance service from Thomas Wolf!
Great response time, excellent service, and a great value
They are always dependable and friendly also very informative on what you might need pricing not pushy like some other companies. Very pleased with their service.
Thor came out to our home to put in some new light fixtures. He did an amazing job and made sure we were happy with each one before leaving. Thor was so nice and personable. We couldnโ€™t be happier with the job that was done! We have used Haller for a few things over the past year and have been very happy with their work each time!
Nick was very professional and friendly both times that he was here. The first time was to look at what needed to be done and the second time to do the work. He fixed my toilet and installed a new utility sink that I had purchased.
He did an excellent job with both and I was extremely happy .
Kind, detailed and thorough. Excellent service!
Great professional service. Very cordial and very good in explaining the processes.
Allen was prompt, courteous, and informative. This service was an included part of our annual HVAC maintenance service and seemed very thorough. Thanks!
Great job , friendly and efficient.
Great tech person.
Thank you
The technician was efficient, carefully checked, and determined the problem, and fixed it. My A/C is now working properly.
Troy was awesome again!! Had a fitting burst on my well water line in my basement. He came out and fixed it, plus the old pressure gauge that was rusting up. Haller's service was fast and thorough.
Quick, friendly and resolved issue.
Connor did an excellent job on maintaining our Kohler generator. He was on time and efficient.
Nevin was very professional, thorough and explained the process of servicing our system! He did a great job and highly recommend Nevin. Thank you!!
Ricardo, the service tech, provided great service. Answered my questions and was very professional.
The service tech, Thadloniaus, was very knowledgeable, found the problem and resolved it quickly.
Jared is very skilled in his trade. Very neat. Cleans up work area. Quick to diagnose problem. Good customer relationship
Wes was very efficient and explained everything in detail.
Tech came out to service my geothermal unit. Gave advance notice and came on time. Checked all systems and suggested an alternative replacement.
Jason is great!
Marty was very informative and kind! We will need our Ac system replaced so they waived some of the fees today, which was very helpful! I appreciated the transparency.
Service was quick,and serviceman was very knowledgeable. Solved the problem right away. Thank you mat .you deserve a 5 star rating.

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