Denver Rooftop AC REPAIR
Proudly Serving Denver For Over 55 Years
DENVER ROOFTOP AC REPAIR SPECIALISTS
We have been performing rooftop ac repair in Denver, CO and the surrounding areas for over 55 years! We pride ourselves on being able to work on all makes and models of heating and cooling equipment and are available 24/7 to perform emergency repairs. As a locally owned, family-run company and a fully licensed HVAC contractor, we employ the best technicians in the industry to ensure we can handle all of your HVAC needs. We proudly serve both commercial and industrial clients.
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
HVAC SERVICES WE PROVIDE
- Commercial HVAC Repair
- RTU Replacements
- HVAC System Maintenance
- Boiler And Furnace Service
- Indoor Air Quality Solutions
WHY CHOOSE US
Rasmussen Mechanical Services is Denver's trusted commercial and HVAC service provider with over 55 years of experience in rooftop ac unit repair, maintenance, and installation. We specialize in commercial cooling services, and wok on all types of cooling systems. Our techs expertly handle repairs, maintenance, and installations for both commercial and industrial properties. Each tech on our team is highly trained, professional, and dedicated to delivering prompt service. We offer a free estimate for all repairs or installations, making it easy for you to get started. We offer solutions for all major HVAC brands and equipment—including chillers, air handling units, heat pumps, boilers and building automation systems, as well as specialized RTU installation services. We have extensive experience serving Denver businesses, providing tailored HVAC solutions that meet the unique needs of local commercial clients.
Serving Denver, CO since 1970
3rd Generation Family Owned Business
24/7 Emergency Service
Most Experienced Technicians In The Industry
Local Reviews
“Stacey and Aaron have been awesome. Great to work with and really exceptional with resolving issues. I have a 100 confidence with your team. St Julien has found a vendor of choice.”
Ron Gallion - St Julien Hotel & Spa
“For all of my company's boiler needs, I won't go anywhere else. They have all the connections that I will ever need, from boilers to automation controls."
Dale Meyer– Stranahan's Whiskey Distillery & Cocktail Bar
ROOFTOP AC REPAIR - FAQ's
Do you offer rooftop AC (RTU) replacements for commercial buildings?
Rasmussen Mechanical specializes in RTU (Rooftop Unit) replacements, offering a selection of high-efficiency units from major brands to suit the unique needs of your commercial space, with transparent pricing and free estimates so you know exactly what to expect. Our comprehensive solutions include the safe removal of your old unit, professional installation of the new RTU, and thorough testing to ensure your system is running at optimal levels. Choose Rasmussen Mechanical Services for RTU replacements that deliver efficiency, cost savings, and peace of mind for building owners and facility managers.
Why is regular HVAC system maintenance important for rooftop units?
Regular maintenance is the key to ensuring your HVAC system operates efficiently and reliably. We offer comprehensive maintenance plans that include routine maintenance, timely repairs, and preventive care for all types of HVAC equipment. Our skilled technicians perform detailed inspections, clean and replace air filters, check air conditioners and heating systems, and address potential issues such as refrigerant leaks or worn components before they become major problems. With our maintenance services, you benefit from priority service, helping to minimize downtime and avoid high energy bills.
Do you provide indoor air quality solutions for commercial buildings?
We offers a range of solutions, including air purification systems, professional ventilation services, and maintenance for all types of cooling equipment. We understand that clean, healthy air is essential for employee well-being and productivity, which is why we tailor our services to meet the unique needs of each commercial space. With our dedication to excellence and customer satisfaction, you can trust us to deliver effective indoor air quality solutions that support a safe, comfortable, and productive work environment.
Are you available 24/7?
Yes. We understand that maintaining optimal performance and energy efficiency is essential for your business operations, which is why we respond quickly to service calls and deliver reliable solutions tailored to your needs. Whether you require air conditioning repair, heating system troubleshooting, or routine HVAC repair, our team is committed to ensuring your systems run efficiently.
What about other types of HVAC equipment?
Our team is dedicated to providing top-tier commercial HVAC repair services throughout Colorado. Our technicians have extensive experience working with all models of HVAC systems, including air conditioning units, commercial furnaces, and advanced heating and cooling equipment. We are trained to work with both traditional and high-efficiency models, ensuring your equipment receives the expertise needed for optimal performance. We also offer comprehensive heating services for commercial clients, including system sizing, maintenance, emergency repairs, and high-efficiency heating solutions to ensure comfort during Denver's extreme winters. Boiler and furnace service is essential for maintaining a comfortable and efficient commercial environment, especially during Colorado’s colder months. Rely on Rasmussen Mechanical Services for commercial HVAC solutions that deliver energy efficiency, cost savings, and reliable comfort for your building all season long.
WE PUT YOU FIRST
When it comes to commercial HVAC repair, ensuring the comfort and safety of your building’s occupants is our top priority. Our technicians are equipped to handle repairs for all types of commercial HVAC systems, including rooftop units, heat pumps, and air conditioners. We understand that unexpected breakdowns can disrupt your business and increase operating costs, which is why we offer emergency repairs and routine maintenance to keep your system running smoothly. Our comprehensive maintenance plans are designed to prevent costly issues, extend the life of your equipment, and ensure peak performance year-round. Whether you need a quick fix, a full system diagnosis, or expert system design for a new installation, our team delivers efficient, cost-effective solutions tailored to your commercial space.
SCHEDULE YOUR SERVICE TODAY!
GET THE HELP YOU NEED FOR ALL THINGS MECHANICAL