Haller HVAC technician at a customer's door in Exton PA

Providing Electrical, HVAC, & Plumbing in Exton PA

Haller’s technicians offer top-grade installation, repair, and maintenance services in Exton, PA.

With 40 years of experience in the industry, we’re dedicated to the care of your home or business so you can enjoy everything Exton has to offer — from shopping at the Exton Square Mall to exploring the trails of Marsh Creek State Park.

Services in Exton PA

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HVAC Services in Exton

When your heating or cooling system breaks down, there’s no need for you to! Haller’s services are here to install, repair, and maintain your HVAC systems to ensure the ultimate comfort and quality of your home or business’s air.

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Plumbing Services in Exton

From sink kinks to toilets, our plumbers in Exton have the expertise and tools to handle any of your plumbing and drain issues. You can count on us to protect your pipes and keep your water running smoothly.

Are you in a plumbing emergency? Not to panic — Haller’s team is on call 24/7 to protect your system.

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Electrical Services in Exton

When it comes to your home or business, electrical work is best left to the professionals. Our expert electricians take all the necessary precautions to help install, repair, and maintain your electrical system safely and efficiently.

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Built to Budget

Repair, installation, and maintenance costs can come at a cost. If you’re concerned about your budget, Haller is here to help you select the best system and service options for your home, business, and wallet.

What Sets Haller Apart?

Alongside our expertise in the trades, we offer 24/7 emergency service and a 100% quality guarantee for all our residential and commercial customers in Exton, PA. Our services will ensure the comfort, safety, and efficiency of your home or business.

Why wait to call? We’ve got you covered.

Schedule your service today to get your project underway.

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What Our Customers Are Saying

100% Satisfaction Guarantee

4.7
Based on 2428 reviews
Phil was courteous, professional and very efficient. It was like having an old friend drop by to say hello. Highly recommend Haller for everything HVAC and more👍🏼
Quality & efficient. Austin B was very informative and thorough. Thank you.
My initial appointments that I schedule far in advance are always canceled within hours of the window. Very inconvenient.
Austin arrived on time and performed the AC system maintenance in an excellent manner. Before he left, Austin explained the services he performed and the results. Excellent service.
I work in the facilities maintenance world and today service by the Haller team was professional and very thorough. I would highly recommend them.
Jared was prompt, professional, polite, and explained everything he did.
Excellent customer service, and fast!
He was very helpful by explaining everything he was doing.
I am impressed with the service I received. Conner came out, provided an estimate, and completed the job. I had a pressure tank, acid correction, water softener, and a water heater installed.
I am definitely impressed with the quality of workmanship.
Thank you!
Matt was very nice and so efficient. Knowledgeable.
Heater maintenance was timely and efficient
Kind and courtesy, clean job done
Great prompt service. Technician was very pleasant and professional.
Jason was pleasant and explained what he was doing. The service did not take long.
Jason Meyer arrived at our home to do the Spring PM on our air conditioning unit. He was very professional and completed all the maintenance requirements in an outstanding manner. He was very knowledgeable and respectful explaining what he was doing. It is definitely a desired asset to this company. Thank you.
He was very friendly and professional
Brayden Berkheimer provided excellent service. Very knowledgeable, friendly and efficient.
Ac maint. Very thorough and professional technician
Thanks Ken from Haller Enterprises .. thankful you keep my furnace and AC system operating smoothly!
Very reliable and timely to respond to our needs when our furnace had some issues due to a power surge in our area. Their service people were timely and friendly and resolved our problems.
Very professional, knowledgeable, and personable
Excellent Service.
Ron L did a fantastic job servicing my a/c and heating system. He explained exactly what he did and was very professional and knowledgeable.
You guys did a great job and were immaculate! Thank you for that. Unfortunately, we cannot keep the sign in the yard. We are not permitted to do so.
I signed up for annual maintenance service for our HVAC/Water Heater/Water Softener plus Dryer Vent Cleaning. The process was simple and quick. I was contacted soon after to schedule visits and was able to have techs come the same day. Both guys were professional, friendly, explained what they were going to do and any issues/suggestions they had. The work was done well and we are very pleased.