
CENTENNIAL COMMERCIAL HVAC INSTALLATION
Proudly Serving Centennial, Colorado For Over 55 Years

WHO WE ARE
Rasmussen Mechanical Services has been providing professional commercial HVAC installation in Centennial, CO for over 55 years. Our team designs and installs HVAC systems that deliver long-term comfort, energy efficiency, and dependable performance for commercial and industrial facilities.
We serve businesses throughout Centennial, Greenwood Village, Englewood, Lone Tree, Highlands Ranch, Parker, and the greater Denver metro area. With decades of experience in complex commercial environments, we install HVAC systems that meet performance expectations, Colorado building codes, and long-term operational goals.
CONTACT US
Address: 15335 E. Fremont Dr. Centennial, CO 80112
Office Number: 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 Centennial businesses, including new construction, renovations, and system upgrades. Our team installs a wide range of commercial and industrial HVAC equipment, including:
Rooftop Units (RTUs)
Air Handling Units (AHUs)
Make-Up Air Units (MAUs)
Commercial Heating Systems
Chillers
Building Automation Controls

RTU INSTALLATION
We provide complete rooftop unit installation in Centennial for office buildings, retail spaces, warehouses, and industrial facilities. Our RTU installation services include proper system sizing, curb and structural coordination, crane planning, equipment placement, and full startup and commissioning to ensure reliable, long-term 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 for healthcare facilities, schools, office buildings, and industrial facilities throughout Centennial. These systems are commonly integrated with chillers, boilers, and building automation controls.

MAKE-UP AIR UNIT INSTALLATION
We install make-up air units or commercial kitchens, manufacturing facilities, and large industrial buildings in Centennial. Our team installs both direct-fired and indirect-fired systems to support exhaust systems, maintain proper building pressure, and comply with Colorado ventilation and safety requirements.
COMMERCIAL CHILLER INSTALLATION
Rasmussen Mechanical Services provides commercial chiller installation in Centennial for facilities that rely on chilled water systems for cooling, including:
Office Buildings
Healthcare Facilities
Manufacturing Plants
Institutional and Educational Campuses
Each chiller installation is evaluated as part of the complete HVAC system to ensure proper sizing, energy efficiency, and seamless integration with pumps, air handling units, and building automation controls.

SPLIT SYSTEM & AIR CONDITIONING INSTALLATIONS
Split system and multi-zone HVAC installations provide flexible and efficient heating and cooling for commercial buildings. These systems allow independent temperature control across different areas of a facility. Our technicians specialize in installing, maintaining, and replacing split and multi-zone systems for Centennial commercial properties, partnering with trusted HVAC manufacturers to deliver reliable, long-lasting performance.
COMMERCIAL HVAC SERVICES
In addition to installation, Rasmussen Mechanical Services provides full-service commercial HVAC support in Centennial, including:
HVAC repair and troubleshooting
Preventative maintenance programs
System replacements and upgrades
Equipment retrofits
24/7 emergency service
We service all major commercial HVAC equipment, including RTUs, AHUs, make-up air units, boilers, chillers, split systems, and building automation controls. Routine maintenance helps reduce downtime, improve efficiency, and extend system lifespan for Centennial businesses.

YOUR COMMERCIAL HVAC CONTRACTOR
Rasmussen Mechanical Services is a trusted provider of commercial HVAC services in Centennial, CO, with over 55 years of experience installing, maintaining, and servicing complex HVAC systems. Our technicians work with all major equipment brands and technologies, delivering solutions that improve comfort, efficiency, and reliability.
Our commercial HVAC solutions focus on:
Lowering energy and operating costs
Supporting code compliance
Improving airflow and indoor air quality
Delivering consistent temperature control
Ensuring long-term system performance
Businesses throughout Centennial, Arapahoe County, and the Denver metro area rely on our team as a long-term mechanical partner.

Building Automation Integration
Modern commercial HVAC systems in Centennial benefit from building automation integration, providing centralized system control, improved energy efficiency, and enhanced indoor air quality. Rasmussen Mechanical Services specializes in integrating HVAC equipment with advanced building automation systems (BAS) for commercial facilities.
Our technicians design and implement automation solutions that allow facility managers to monitor system performance, reduce energy usage, and optimize HVAC operations. From system integration to ongoing support, we deliver automation solutions that drive efficiency, comfort, and long-term value.
Centennial Location Details
Located just south of Cherry Creek State Park, take CO-88 to S Jordan Rd and you’ll find us off of East Fremont Dr. Guest parking available on the East side of the building.
24/7 Service Line: 1-800-237-3141
Address: 15335 E. Fremont Dr. Centennial, CO 80112
Main: 303-292-1113
Email: rockymountain@rasmech.com
Office Hours: Monday – Friday: 7:00am – 4:00pm
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

COMMERCIAL HVAC MAINTENANCE
Regular commercial HVAC maintenance is essential for keeping your systems running efficiently and reliably. Our skilled technicians provide comprehensive planned maintenance services designed to extend the life of your equipment, improve energy efficiency, and reduce costly repairs. By scheduling routine maintenance, business owners can ensure their heating and cooling systems operate smoothly, maintaining a comfortable environment for employees and clients alike. Our commitment to quality workmanship means we thoroughly inspect, clean, and tune your HVAC equipment to prevent unexpected breakdowns and keep your business comfortable year-round.
SCHEDULE YOUR SERVICE TODAY!
GET THE HELP YOU NEED FOR ALL THINGS MECHANICAL