Haller technician working on outdoor AC unit

Professional Heating & Cooling Company in Mechanicsburg, PA

Since 1981, Haller Enterprises has been the go-to for top-notch HVAC services in Mechanicsburg, PA. We’re here around the clock to make sure your place stays comfortable, whether it’s your home or business.

Our team is ready to jump into action 24/7, especially when it’s urgent. We’ve got you covered, from heating and cooling to plumbing and electrical work.

We’re all about making things easy with quick service, transparent prices, and free quotes if you’re considering a system replacement. Our experts aren’t just skilled — they’re also trusted, licensed, and care about doing the job right. We’re your one-stop spot for all these services, simplifying your life.

With Haller, you’re choosing a team that’s all about giving you the best service and value, backed by a promise always to be there when you need us.

We’re here to help!

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HVAC Services in Mechanicsburg, PA

Whether it’s keeping your house warm in winter or cool in summer, we’re ready to help. We offer reliable heating, cooling, and air quality services all year, ensuring your home stays comfortable.

Heating Solutions

As the winter chill sets in, trust Haller for efficient heating solutions. Our team ensures your space remains warm and welcoming, from furnace maintenance to new installations.

Heating Services

Air Conditioning

Tackle the summer heat with Haller’s air conditioning expertise. We service all brands, offering same-day solutions to keep your home cool and comfortable.

Heat Pumps

Embrace energy efficiency with Haller’s heat pump services. Ideal for both heating and cooling, our solutions are eco-friendly and cost-effective.

Heat Pump Services

HVAC Services

Regular maintenance, timely installations, and efficient replacements are the cornerstones of our HVAC services. Our upfront pricing and free estimates on replacement quotes ensure transparency and trust.

Ductless Systems

Experience the flexibility of ductless HVAC systems with Haller. These systems offer targeted comfort, perfect for room additions or spaces without ductwork.

Ductless System Services

24/7 HVAC Repair

Emergencies don’t wait, and neither do we. Haller’s 24/7 emergency service, with priority for homes with elderly, children, or property damage, ensures your HVAC issues are addressed promptly, any time of day.

Geothermal

In Mechanicsburg, where a commitment to environmentally friendly options is valued, we’re a leading provider of geothermal system installations, offering sustainable heating and cooling solutions.

Geothermal Services

Indoor Air Quality

Breathe easy with Haller’s indoor air quality solutions. We focus on creating healthier indoor environments for you and your loved ones.

Indoor Air Quality Services

Why Choose Haller Enterprises?

Whether you need help with heating and cooling, plumbing, electrical work, or improving your water, we’ve got you covered. Check out our great deals with coupons, easy payment plans, and maintenance packages to keep everything running smoothly.

We’re all about making things clear and simple, from how we explain your options to our upfront pricing. Plus, our team is ready to help any time, day or night, with 24/7 emergency services.

Ready to get started? Call (717) 204-8120 to schedule HVAC services in Mechanicsburg or nearby.

Male Haller tech with tool bag entering residential home smiling.

We’re Here to Help!

Quality, Friendly Service in Central & Eastern PA

(717) 204-8120

HVAC Specials & Discounts

Take advantage of our current offers & coupons!

Haller HVAC technician outside van with new unit inside

Additional Heating & Cooling Services in Eastern & Central PA

Oil-to-gas conversion
Air conditioning systems & heat pumps
Smart & programmable thermostats
Duct cleaning
Radiant systems
Gas, propane, oil-forced air furnaces & boilers
Oil furnace maintenance & installation
Whole-house humidifiers

What Makes Haller Different?

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

Trustworthy

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

Reliable

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.

Supportive

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

Efficient

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

Haller Technicians Working In The field

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