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Commercial HVAC Repair, Replacement & Installation in Northern VA

Trust Our NATE-Certified Technicians For Comprehensive & Affordable Commercial HVAC Services

Your commercial building serves as the backbone of your organization, embodying its identity and values. Ensuring the comfort of both your clients and staff year-round is crucial. That’s why a reliable HVAC system is essential for maintaining the ideal environment within your commercial property. At HVAC & Plumbing Unlimited, we strive for perfection in everything we do, especially when it comes to our comprehensive commercial heating and cooling services.  We offer a range of high-quality services tailored to meet your business needs:
  • Replacement
  • Installation
  • Maintenance
  • 24-hour Emergency Repair
  • Maintenance Contracts
We service medical offices, property management companies, churches, small businesses, and office buildings—just to name a few! We can handle any commercial property, whether it has one HVAC system or a hundred. We’ll help your business maximize productivity in a cost-effective way. Contact HVAC & Plumbing Unlimited or call (703) 337-4892 today for reliable commercial HVAC service.

Installation & Replacement

We start each installation project by assessing your individual needs and will help you select the best system for your space. Our certified technicians are trained to install every unit to the manufacturer’s specifications. We offer complimentary second opinions, as well as estimates for system replacements. We provide a broad selection of HVAC equipment to our customers, including: 
  • Rooftop HVAC Units
  • Variable Refrigerant Flow (VRF) Systems
  • Chillers 
  • Heat pumps 
  • Boilers and furnaces 
  • Thermostats and control systems 
  • Cooling towers 
  • Variable Air Volume (VAV) systems 
  • Liebert systems 
  • Air purifiers, ventilators, and other indoor air quality systems

Maintenance & Repair

We offer comprehensive inspections and affordable annual maintenance contracts to service your commercial HVAC systems and address emerging issues promptly. This proactive approach not only helps lower your utility bills but also safeguards you from potentially expensive repairs or replacements. Regular maintenance lengthens the lifespan of a commercial HVAC system. Systems can last between 15 to 20 years when properly maintained. If an issue does arise, we offer 24-hour emergency repair services for our contract customers. All estimates for maintenance contracts are included at no cost.

Why Choose Us?

We’re business owners, just like you! Because we’re a family-owned business, we understand the importance of treating our customers well. We have offered our commercial HVAC installation and repair services in Northern Virginia since 2006. We’re a Class-A licensed, bonded, and insured corporation, and we hold a Mechanical Master License in the Commonwealth of Virginia.  Our owner and president, John Cunningham, has over 36 years of experience at every level in the HVAC industry. We bring our vast expertise and commitment to every installation, repair, or maintenance job. We make things simple for our customers by offering reminder services for scheduling and providing ACH payments with Net 30 terms. Contact us online or call (703) 337-4892.

Commercial HVAC Service FAQs

Here are some common HVAC questions we receive:

What Our Customers are Saying

I had my inspection done by Steven Worthy yesterday and I definitely wanted to make sure you thank him for putting...

M. Scozia

Steve just finished the service and did an OUTSTANDING job! Keep up the great work and thank you.

K. Lippold

Thank you! Great service. Your employee is first rate. Josue is a nice young man.

B. Henry

Great Job changing sump pump by Chase Scott. He also gave me advice and knowledge for keeping and maintaining prop...

Azin Razavieh

Chase was super helpful in replacing my garbage disposal and fixing my toilet. He was super friendly and completed...

Erik M.

Chase Scott provided great service. Very friendly. He found the problem quickly. He showed me what the issue was a...

Jodie B.
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Why Choose HVAC
& Plumbing Unlimited

Dedicated to friendly & reliable service

We’re dedicated to your comfort

No-nonsense pricing for all services

Factory-trained and certified technicians

100% satisfaction guarantee

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Serving Northern Virginia
and the Surrounding Areas

We are committed to bringing our community fast, affordable home comfort solutions.