Commercial Services

Preventative Maintenance

What is Commercial HVAC Preventive Maintenance?

At Quality Mechanical Services, we offer tailored HVAC preventive maintenance agreements to meet the specific needs of our distinguished clients. Our aim is to optimize operating efficiency, reduce equipment downtime and prevent the need for recurring service appointments.

 By scheduling regular Commercial Preventive Maintenance, you not only prolong the lifespan of your equipment but also save money, providing a better return on investment. Additionally, routine maintenance of your Commercial HVAC system improves energy efficiency.

 We’ve provided Commercial HVAC Preventive Maintenance in Pittsburgh, PA, OH, WV, and NY for 34 years as a trusted budget manager.

Boilers and Chillers


We maintain, repair, and install all boiler types. Our factory-trained technicians retrofit, fabricate, and install boilers and equipment to boost productivity and lifespan.

With decades of experience working with all boiler manufacturers, we can assist you with the following:


Chillers are critical components in any building. Our factory-trained and certified technicians can service and repair them, no matter the manufacturer, size, or compressor configuration.
“Our experienced technicians can help save energy and improve comfort.

To verify your chiller is working effectively and efficiently, contact us today about our services:

Mechanical Repair Services HVAC

Managing HVAC and refrigeration units in commercial and industrial settings requires specialized expertise.  Quality Mechanical Services’ experienced technicians are the most trusted providers for general service, repair, and specialty services such as boiler, chiller, rooftop, and cooling tower maintenance.

Design & Build

QMS: Designing and building with excellence. You Dream it we build it

AT QMS, our expertise lies in designing and constructing efficient heating, ventilation, and air conditioning systems for your residential or commercial spaces. We specialize in creating customized solutions that cater to your specific needs, ensuring that you have the most comfortable and healthy indoor environment possible. From system design to installation and maintenance, we provide comprehensive services that guarantee optimal performance and energy efficiency. Trust us to deliver top-notch HVAC solutions that meet your expectations and surpass industry standards.

Our exceptional team of designers puts effort into each project, guaranteeing that our products are of superior quality while meeting our customers’ expectations.
At Quality Mechanical Services. From the initial survey phase to project completion, we manage even the most complex HVAC construction projects with professionalism

Building Automation Systems and Controls:

The overall success of your critical system is significantly impacted by controls and building automation. If you’re planning to install a new HVAC system or upgrade an existing one, we can provide you with HVAC Controls that are both flexible and cost-effective, tailored to your specific needs. Our team of experienced engineers and designers will use the most appropriate products and technologies for your facility and application.

Our team of Carrier Controls Experts can assist you in conserving energy, ensuring complete comfort, optimizing efficiency, and resolving system issues from any location.

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