Haller Enterprise technician entering home

Local HVAC Services in Havertown, PA

Heating and cooling problems can cause considerable discomfort. At Haller Enterprises, our NATE-certified HVAC technicians will help you enjoy superior comfort, energy efficiency, and system reliability.

We can install, maintain, repair, and replace the heating and cooling systems you depend on all year. Our solutions are customized to meet your needs, and we use our technical expertise and extensive experience to provide the exceptional service you deserve. 

Heating & Cooling Services

We offer Havertown home and business owners a comprehensive range of HVAC services.

HVAC Maintenance

HVAC Maintenance

We can service all brands and will perform the heating and cooling maintenance your system requires. We offer tune-ups for furnaces, heat pumps, boilers, and ACs to ensure optimal system performance and protect your system against unexpected breakdowns.

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HVAC Repairs

When you need furnace repair, heat pump repair, boiler repair, or air conditioning repair, you can rely on our team to promptly diagnose and resolve the problem. We use a full range of industry-approved techniques and specialized diagnostic tools to identify malfunctions and perform reliable repairs.

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HVAC Installation & Replacement

Our NATE-certified HVAC technicians can install ACs, furnaces, boilers, and heat pumps. We’ll perform comprehensive load calculations to ensure proper sizing and complete all installation steps to the highest quality standards to ensure your system’s reliability and energy-efficient performance. 

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Emergency HVAC Repair

Did your HVAC system break down in the heat of summer or the dead of winter? Our technicians can arrive quickly for same-day HVAC repair to restore comfort to your home or business.

Ductless system

Ductless Systems

Ductless systems offer exceptional performance, energy efficiency, and longevity. We can service single systems or multi-unit systems as part of a zoned heating configuration. We provide ductless mini-split installation, maintenance, and repairs.



Our technicians can perform boiler maintenance, installation, and repair. We provide all the services you’ll need to keep your system running efficiently, whether you own an oil, propane, natural gas, or electric boiler.

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Geothermal Heat Pumps

Ready to optimize your heating and cooling experience? Consider installing a geothermal heat pump. Our geothermal heat pump services include installation, maintenance, repair, and replacement. 

Indoor air quality

Indoor Air Quality

Our indoor air quality specialists will help you breathe easier at home. Our solutions help maintain optimal humidity, remove pollutants, and more. We can install, maintain, and repair humidifiers, dehumidifiers, UV lights, air purification systems, and other solutions that will help improve your health, reduce odors, and protect furniture and other items. 

Why Choose Haller Enterprises?

Since 1981, the NATE-certified HVAC technicians at Haller Enterprises have proudly served the Havertown community. Our licensed, insured, and background-checked HVAC technicians are committed to your comfort and satisfaction. When you choose our team for your heating and cooling needs, you’ll always receive free estimates on replacements, upfront pricing, financing options, same-day service, emergency service, and more.

Schedule HVAC services in Havertown, PA, by calling Haller Enterprises at (717) 204-8120 today.

Specials & Discounts

  • Home HVAC icon

    Save $700 & a Free YETI

    with a New HVAC System Install

  • Drain Cleaning

    $50 OFF

    Any Repair

  • Home HVAC icon

    FREE Estimate

    on a New HVAC System – Virtual or In-Home Appointments!

  • Indoor air quality

    FREE Air Scrubber

    with Full HVAC System Install

Haller HVAC technician outside van with new unit inside

Additional Heating & Cooling Services in Eastern & Central PA

Haller Technicians Working In The field

What Makes Haller Different?

We have over 40 years of experience providing the best heating and air conditioning solutions in Pennsylvania.

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Our background-checked, NATE-certified technicians arrive in marked vans and recognizable uniforms with shoe covers and dropcloths to protect your home.

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Our technician will give you a 30-minute heads-up when they’re on their way for your scheduled time. You can count on them to answer any questions or concerns you may have.

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We’re here when it’s convenient for you, offering regular hours on Saturdays and emergency service 24/7, all year.

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With our online scheduling tool and our live chat, you can get the help you need, when you need it.