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 2392 reviews
They installed our geothermal system when old one was going out. They do yearly maintenance and are there if we need them.
Nevin very helpful; he consulted with his supervisor, examined my system and together they developed a plan
Semi annual service call technician did a super job
Very thorough and professional
Prompt and professional.
Jesse is great! Highly recommend Haller and Jesse as the technician.
Shawn was very friendly & knowledgeable. He thoroughly explained everything he was doing and provided options for a leak that I might consider. He did a great job explaining what to consider in replacing my aging outside AC unit. Very professional!
Great service. Very knowledgeable. Have a great maintenance agreement with them. Very sstisfied
I have always had good service from Haller.
Had mini split system inspected and cleaned. Technician was knowledgeable and very polite would recommend them highly!
Thorough and helpful.yearly service
Justin was very professional and informative. He did a very nice job.
Jared did an exceptional preventative service on the AC unit very thorough. Great job
Austin was very courteous and helpful during his visit. Highly recommended.
Showed up on time. Very professional. Explained approach for maintenance and completed on time. Also wore slip on over shoes in house, which I appreciated. Great job!
Knowledgeable technician, answered all my questions, nice people.
Arrived promptly. Very courteous and efficient. Answered all my questions!
Excellent work and super polite
Kenny did an awesome job cleaning the outdoor AC unit to get our home nice and cool for the summer!

Austin B was great! Got the furnace back up and running. He was incredibly professional and knowledgeable. Glad to now have a maintenance plan with Haller.
Shane always is pleasant and efficient. He was able to perform a miracle when he got my RO system up and running again.
Carl as always was knowledgeable and professional. Did a great job with the four units we have. Work done in a very timely manner.
Scott was very helpful d informative. Pointed out more options for my water heater protection. Very friendly to deal with
Outstanding job replacing my HVAC system. Great job explaining start to end of the install.
Westley with Haller Enterprises is knowledgable and professional. I appreciate the time he spent explaining the services I needed and helping me maintain my HVAC system. Very pleased! Highly recommend!
Christopher M did a great job on the geo thermal that I have! I am very pleased.