
BOULDER COMMERCIAL HVAC INSTALLATION
Serving Boulder For Over 55 Years

WHO WE ARE
Rasmussen Mechanical Services has been providing professional commercial HVAC installation in Boulder, CO for over 55 years. Our team specializes in designing and installing HVAC systems that deliver long-term comfort, efficiency, and reliability for commercial and industrial facilities.
We serve businesses throughout Boulder, Longmont, Louisville, Lafayette, Broomfield, Denver, and surrounding Front Range communities. With decades of experience in complex commercial environments, we install systems that meet performance expectations, local building codes, and long-term operational goals.
CONTACT US
Address: 15335 E. Fremont Dr. Centennial, CO 80112
Main: 303-292-1113
24/7 Service Line: 1-800-237-3141
Email: rockymountain@rasmech.com
Office Hours: Monday – Friday: 7:00am – 4:00pm

COMMERCIAL HVAC SYSTEM INSTALLATION & REPLACEMENT
Rasmussen Mechanical Services specializes in commercial HVAC installation for new construction, renovations, and system upgrades. Our Boulder-area team installs a wide range of commercial and industrial HVAC equipment, including:
Rooftop Units
Air Handling Units
Make-Up Air Units
Commercial Heating Systems
Chillers
Boilers
Building Automation Controls

RTU INSTALLATION
We provide complete rooftop unit installations for offices, retail buildings, warehouses, and industrial facilities throughout the Boulder area. Our RTU installation services include system sizing, curb and structural coordination, crane planning, equipment placement, and full startup and commissioning to ensure dependable operation.
AIR HANDLING UNIT INSTALLATION
Our technicians install air handling units designed to meet specific airflow, ventilation, and humidity requirements. AHUs play a critical role in maintaining consistent indoor comfort and indoor air quality in commercial buildings and are commonly integrated with chillers, boilers, and automation systems.

MAKE-UP AIR UNIT INSTALLATION
We install make-up air units serving commercial kitchens, manufacturing plants, and large industrial spaces. Our team installs both direct-fired and indirect-fired systems designed to maintain proper building pressure, support exhaust systems, and comply with Colorado ventilation and safety codes.
COMMERCIAL CHILLER INSTALLATION
We provide commercial chiller installation for facilities that rely on chilled water systems for cooling. Our team installs both air-cooled and water-cooled chillers for:
Office Buildings
Healthcare Facilities
Manufacturing Plants
Institutional Campuses
Each chiller installation is evaluated as part of the overall HVAC system to ensure proper sizing, energy efficiency, and seamless integration with pumps, air handling units, and building automation controls.
COMMERCIAL HVAC SERVICES IN BOULDER, CO
In addition to expert Boulder commercial HVAC installation, Rasmussen Mechanical Services offers comprehensive commercial heating and cooling services across the Front Range. Our certified technicians provide professional commercial HVAC repair, routine maintenance, system replacement, equipment upgrades, and 24/7 emergency support. We service and install all major commercial HVAC equipment, including rooftop units (RTUs), air handling units (AHUs), make-up air units, commercial boilers, chillers, split systems, and building automation controls. Whether you need preventive maintenance, fast repairs, or a full system retrofit, our skilled Boulder commercial HVAC contractors deliver tailored solutions that reduce energy consumption, lower energy costs, improve indoor air quality with high efficiency filters and air purifiers, maintain code compliance, and ensure a comfortable indoor environment for your commercial space.

WHY CHOOSE US FOR COMMERCIAL HVAC SERVICES
Rasmussen Mechanical Services is Boulder’s leading provider of commercial HVAC services, with over 55 years of experience in commercial HVAC installation, repair, maintenance, and replacement. Our skilled technicians install and service all major HVAC equipment and brands, including rooftop units, air handlers, chillers, boilers, make-up air systems, split systems, and advanced building automation controls. Upgrading or installing a commercial HVAC system in Boulder, CO enhances system efficiency, improves indoor air quality, and ensures reliable heating and cooling year-round.
Our commercial HVAC solutions focus on:
Lowering energy costs
Supporting code compliance
Enhancing comfort and airflow
Delivering consistent temperature control
Ensuring long-term reliability and peak performance
Businesses across Boulder, Northern Colorado, and the greater Denver metro area trust our experienced team as their trusted partner for all commercial HVAC needs.

BOULDER CO COMMERCIAL SERVICES FAQS
How do your commercial services support local businesses?
Our commercial HVAC services support businesses of all sizes by providing dependable installation, replacement, maintenance, and repair. We help facility teams maintain comfort while minimizing downtime and operating costs.
Do you install and service heat pumps for commercial buildings?
Yes. We install and service commercial heat pump systems that provide both heating and cooling in one efficient solution.
What types of air conditioning systems do you work on?
We install and service all major commercial air conditioning systems, including rooftop units, split systems, air handling units, and chilled water systems.
Are heat pumps a good option for replacing traditional air conditioning systems?
In many cases, yes. Heat pumps offer efficient cooling while also providing heating, making them a strong replacement option for many Boulder businesses.
Do you offer full commercial services beyond HVAC installation?
Yes. Rasmussen Mechanical Services provides complete commercial HVAC services, including installation, system replacement, preventive maintenance, and emergency repairs.
LOCAL REVIEWS

“For all of my company’s boiler needs, I won’t go anywhere else. George, Gus, Carrie, they have all the connections that I will ever need, from boilers to automation controls.”
Dale Meyer, Stranahan’s Whiskey Distillery & Cocktail Bar
“Stacey and Aaron have been awesome. Great to work with and really exceptional with resolving issues. I have 100% confidence with your team. St Julien has found a vendor of choice.”
Ron Gallion, St Julien Hotel & Spa
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