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HVAC Maintenance

Extend The Lifetime Of Your HVAC System – Schedule Routine HVAC Maintenance Now

The key to maintaining your HVAC system for a long period of time is regular maintenance. Whether a general contractor, manager, or small business owner, you need to find a commercial HVAC contractor to partner with. Union Mechanical Service Inc. has been the go-to HVAC company in the Monroe, NC area for 40+ years. No matter how small or large your commercial project, count on us to keep your HVAC system in working order.

Contact us today to learn more or to arrange a consultation.

Schedule Routine Maintenance For Your Commercial HVAC Unit
If you’ve purchased an HVAC system from us, we’re prepared to help you keep it maintained for as long as possible.

From repairs to replacements, rely on us to extend the lifetime of your commercial or industrial HVAC system. We offer HVAC maintenance within a 100-mile radius of Monroe, NC.

HVAC Maintenance Service

Schedule a Consultation

Contact us today to arrange a consultation. We offer services within a 100-mile radius of Monroe, NC.

HVAC Maintenance Plans

Keep your HVAC System in tip-top performance with a HVAC maintenance plan.

Union Mechanical Service’s HVAC Maintenance Plans helps your business avoid costly repairs and extends the life of your HVAC equipment for many years to come. Contact us today at 704-283-4701

  • Commercial Buildings

  • Small Businesses

  • Manufacturing Facilities

  • Shopping Malls

  • Office Buildings

  • Apartment Complexes and Condominiums

  • Schools & Educational Facilities

  • Restaurant & Hospitality

  • Healthcare Facilities

  • Religious Facilities

Benefits of Choosing Us


We have an extensive background in mechanical engineering, and delivering the best HVAC design, installation and services in the area.

Quality of Service

We pride ourselves on building long-lasting relationships, and our highly trained technicians are dedicated to providing personalized service.


Every HVAC project is meticulously designed to your needs and installed by highly skilled technicians to ensure the best performance and long life.


We’re backed by 40+ years of industry experience in HVAC design, installation and maintenance – to keep your investment operational for years to come.

HVAC Maintenance

We provide routine HVAC maintenance plans to ensure you get the most life out of your HVAC investment, and keep your system in peek working order.

Qualified Employees

We perform regular safety training, drug testing and stringent employment screenings to ensure that we only hire the most qualified applicants for every position we fill.

Ready to Get Started?

Need a new HVAC System, Repairs or Maintenance?

Whether a general contractor, manager, or small business owner, you need a commercial HVAC contractor to partner with, and Union Mechanical Service is the partner you’re looking for. We offer commercial and industrial HVAC services – from regular maintenance to expert installations, we can handle it all. Contact us today at 704-283-4701