
GOLDEN COMMERCIAL HVAC INSTALLATION
Proudly Serving Golden, Colorado For Over 55 Years

WHO WE ARE
Rasmussen Mechanical Services has been providing professional commercial HVAC installation in Golden, 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 Golden, 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
Proudly Serving Golden, CO
Office Number: 303-292-1113
24/7 Service Line: 1-800-237-3141
Email: rockymountain@rasmech.com
Address: 15335 E. Fremont Dr. Centennial, CO 80112
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 Golden-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 Golden 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.

SPLIT SYSTEM AND MULTI-ZONE INSTALLATIONS
Split system and multi-zone installations are ideal for those seeking flexible and efficient heating and cooling options. These systems allow for independent temperature control in different areas, ensuring personalized comfort. At Rasmussen Mechanical, our highly trained and skilled technicians specialize in the installation, maintenance, and replacement of split systems and multi-zone setups. We partner with leading HVAC brands to deliver reliable solutions that match the unique requirements of each client. From proper installation to regular and preventative maintenance, our team is dedicated to ensuring efficient operation and preventing costly repairs. Whether you’re a homeowner or a business owner, you can count on us to provide expert craftsmanship and ongoing support for your heating and cooling systems.
COMMERCIAL HVAC SERVICES
In addition to expert Golden commercial HVAC installation, Rasmussen Mechanical Services offers comprehensive commercial heating and cooling services across the Front Range. Our certified technicians provide professional repair services, maintenance services, system replacements, 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.
Regular maintenance is essential for maximizing system efficiency, preventing breakdowns, and extending the lifespan of your HVAC equipment. We are committed to providing reliable service and can restore comfort quickly for businesses in Golden, ensuring minimal downtime and maximum comfort. Our services include AC repair and furnace repair for both routine and emergency needs, so your heating and cooling systems are always in top condition.

WHY CHOOSE US FOR COMMERCIAL HVAC SERVICES
Rasmussen Mechanical Services is Golden’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 Golden, 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 Golden, Northern Colorado, and the greater Denver metro area trust our experienced team as their trusted partner for all commercial HVAC needs.

BUILDING AUTOMATION INTEGRATION
Modern commercial HVAC systems benefit greatly from building automation integration, which provides centralized control, enhanced energy efficiency, and improved indoor air quality. At 360 HVAC Pro Heating and Cooling, we specialize in integrating HVAC equipment with advanced building automation systems (BAS), allowing for seamless monitoring and management of your facility’s heating and cooling operations. Our highly trained team works with commercial clients to design and implement solutions that reduce energy consumption, optimize system performance, and ensure reliable operation. With our transparent pricing, exceptional service, and commitment to quality, we are the preferred partner for building automation integration in Golden, CO. Let us help you achieve greater efficiency and comfort with a fully integrated HVAC system tailored to your business needs.
SCHEDULE YOUR SERVICE TODAY!
GET THE HELP YOU NEED FOR ALL THINGS MECHANICAL
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