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Commercial HVAC Services Across Eastern Pennsylvania – Lehigh Valley, Reading, Harrisburg & Beyond

HSA Mechanical provides reliable commercial HVAC service, maintenance, and installation across Eastern Pennsylvania. From the Lehigh Valley to Reading, Harrisburg, and surrounding regions, our team delivers fast response times and expert solutions for complex mechanical systems.

HSA Mechanical hero

HSA Mechanical specializes in repair, replacement and planned maintenance for commercial, industrial and institutional facilities. We partner with decision makers to manage and extend the life of their HVAC investment.

Why HSA Mechanical?

HSA is uniquely positioned to bridge the service needs of older traditional systems, like boilers and chillers with newer technology, as well as mini-splits and control systems. It’s that range of HVAC experience and commitment to keeping our customers operational, productive and comfortable that is redefining commercial facility services for our customers. That is the HSA way.

Service Area – Eastern Pennsylvania

HSA Mechanical proudly services commercial and industrial facilities throughout Eastern Pennsylvania, including:

  • Lehigh Valley (Allentown, Bethlehem, Easton)
  • Reading, PA
  • Harrisburg, PA
  • Lancaster, PA
  • Scranton / Wilkes-Barre
  • King of Prussia & Greater Philadelphia
  • The Poconos and surrounding areas
About Us

Industries we serve.

Don’t see your industry?

We tailor our services and solutions for every client, working for a variety of industries in addition to those featured above. Please contact us to discuss your unique needs.

Contact Us

Begin your HVAC career search.

As a service company, our engineers, technicians and support staff are our most important resource. Are you ready to work for HSA Mechanical?

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What Goes Into an HVAC System?

Learn about Built Up and Unitary Systems. 

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  • I made an emergency call to HSA after our chiller went down during the hottest week of the summer. The techs were here within an hour and had the problem fixed quickly.

    Property Manager

    of 11-Story Office Building

Through our relationship with Service Logic, we can provide you with streamlined mechanical services from coast to coast.