Haller Technician Working On Commercial Lighting
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We Build The Commercial Infrastructure Needed For Growth

We are your one-stop shop for serving a variety of commercial properties. Our team provides heating, cooling, plumbing, and electrical services 24/7. In our Retrofit/Replacement program, we pair you with an on-site Professional Engineer who follows your ideas from concept to completion.

Offering cutting-edge solutions such as XOi, predictive maintenance, energy-saving opportunities, and building automation, our Commercial Services are uniquely positioned to provide unparalleled solutions for all your building’s needs in Central and Eastern Pennsylvania.

Our Commercial Services & Solutions in Central & Eastern PA

From new construction projects to routine site maintenance, our team works with you to create a plan that delivers a smooth, successful completion.

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Construction & Mechanical Services

We provide all three trades (plumbing, heating & cooling, and electrical) when you’re building from the ground up, so you don’t have to work with three different providers.

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Retrofit & Replacement

Whether you’re retrofitting or replacing equipment for your business, we’re equipped to handle services for all trades.

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From drain cleaning to plumbing repair, we’re there for any upgrades you’re looking to make.

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Heating & Cooling

Our NATE-certified technicians provide fast and efficient service for all your HVAC install, repair, and maintenance needs.

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Expanding for business needs or looking to cut energy costs? Our expert electricians will work with you from planning to execution.

Predictive Maintenance

Predictive Maintenance

To prolong the life of your equipment and avoid needless downtime, our Predictive Maintenance Program identifies and corrects minor problems before they become major ones.

Indoor air quality

Indoor Air Quality

Looking to test, improve, and maintain your indoor air quality? We can help upgrade and outfit your building space for cleaner, healthier air.


Building Automation

Our building automation systems are designed to maintain a consistent climate, reduce energy usage, lower maintenance costs, and notify facility staff of emergencies.

Serving All Industries in Central & Eastern PA

From senior living facilities to financial institutions, we serve a variety of industries with the expertise to properly assess any issue and provide the best, most cost-effective solution to meet your needs.

We employ the best consultants, estimators, and technicians in the commercial service industry who will design, install, and maintain mechanical and electrical systems to meet your business needs.

Our portfolio showcases an unparalleled range of projects and skills. In short, we can do it all.

Senior Living

Your senior residents deserve the best care. Haller provides a wide range of services to ensure comfort and quality to senior living. From Preventative Maintenance plans to renovations, we emphasize energy-efficient and cost-effective solutions for your business.

Offices & Retail

Building a healthy work environment is paramount for productivity. Your employees and building efficiencies are our two main priorities. We provide services for heating and cooling, plumbing, electrical, and water conditioning systems.

Senior Living Commercial Services Industry

Office & Retail Commercial Services Industry

Multifamily Commercial Services Industry

Industrial Commercial Services Industry


For any multi-family property, there are several systems to manage when properly caring for your residents. Whether you’re managing a large apartment complex or a high-rise, we’re equipped to handle any magnitude of repair or maintenance to keep your tenants happy.

Industrial & Manufacturing

Your business depends on its mechanical and electrical systems to maintain production and operate smoothly day and night. That’s why our Commercial Services group specializes in developing customized plans to keep those systems running effectively year-round.

Religious Establishments

From acoustics to the comfort needs of a diverse congregation, there is a multitude of factors that go into creating a worship space. We are prepared to customize efficient and cost-effective solutions to service and maintain a place of comfort for your parishioners.


The healthcare industry encompasses a wide variety of facilities, all of which require specific standards to be met to deliver superior patient care. When it comes to monitoring and inspecting the equipment that keeps your patients comfortable, we’re your number one resource.

Religious Commercial Services Industry

Healthcare Commercial Services Industry

Hospitality & Tourism Services Industry

Financial Bank Commercial Services Industry

Hospitality & Tourism

Your guests should feel at home in your facilities. To ensure the highest level of comfort and to comply with all standard codes, we align our values with yours, providing the best possible guest experience.

Financial Institutions

While we’re well-versed in providing mechanical and electrical solutions for your building, we are also aware of the safety and security needs at financial institutions. With mandatory criminal background checks and a proven drug screening policy, we take the security of our customer’s facilities as seriously as their comfort.

Haller Technicians Working In The field

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