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25 Years
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Emergency
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Expert HVAC Services in Denver Metro Area
Indoor Air Quality, Inc. has been a trusted HVAC provider in the Denver Metro Area since 2001. Founded by Joe Collida and Pat Comeford, our company combines over 60 years of combined industry experience with advanced training from the Comfort Institute and NATE certification. We specialize in energy-efficient heating, cooling, and indoor air quality solutions for residential and commercial clients. Our hands-on owners personally oversee all services, ensuring expert diagnostics, honest recommendations, and prompt repairs.

Certified by leading industry organizations, we prioritize ongoing education to deliver cutting-edge solutions while maintaining a 100% customer satisfaction guarantee. Serving Centennial, Aurora, Denver, Highlands Ranch, and surrounding areas, we combine technical expertise with a commitment to clean, courteous service and long-term client relationships.
Services
Furnace Maintenance Heat Pumps Water Heaters Air Conditioning Repair Ductwork Services Thermostat Installation Air Cleaners Humidifiers Emergency Repairs System Installations
Details
  • Year established: 2001
Highlights and features
  • Over 60 years combined HVAC experience with hands-on owner involvement
  • NATE-certified technicians with ongoing industry training
  • 100% customer satisfaction guarantee on all services
  • Energy-efficient solutions for long-term cost savings
  • Prompt, transparent service with no unnecessary upselling
Associations and certifications
  • North American Technician Excellence, Inc. (NATE)
  • Comfort Institute
What people say
Prompt service Honest recommendations Reasonable prices Technical expertise Emergency availability
Services
Furnace Maintenance
Our furnace maintenance ensures optimal performance and longevity of heating systems. Technicians perform comprehensive inspections, clean components, and identify potential issues before they escalate. Regular maintenance improves energy efficiency, reduces utility costs, and extends equipment lifespan while maintaining safe indoor air quality standards.
Heat Pumps
We install and service high-efficiency heat pumps for year-round temperature regulation. Our experts recommend models based on home size, climate needs, and energy goals. Services include seasonal maintenance, repairs, and integration with existing HVAC systems to maximize comfort and reduce environmental impact.
Air Conditioning Repair
Emergency AC repair services restore comfort during peak summer months. Technicians diagnose issues like refrigerant leaks, compressor failures, and electrical problems. We prioritize rapid response times while providing transparent pricing and durable repair solutions for residential and commercial cooling systems.
Ductwork Services
Our ductwork specialists seal leaks, repair damaged ducts, and optimize airflow distribution. Properly maintained duct systems improve HVAC efficiency by up to 20%, enhance indoor air quality, and ensure consistent temperature control across all building zones.
Thermostat Installation
We upgrade thermostats to programmable and smart models for enhanced energy management. Technicians ensure compatibility with existing systems and demonstrate features like remote access, usage tracking, and automated scheduling to reduce operational costs.
People
Joe Collida
Co-Owner & Technician
Co-founder with 20+ years HVAC experience, Joe specializes in system diagnostics and energy-efficient solutions. NATE-certified, he personally handles complex repairs and installations while maintaining direct client communication for service transparency.
Pat Comeford
Co-Owner & Technician
Co-owner Pat focuses on customer education and preventive maintenance programs. With advanced training from the Comfort Institute, he ensures technical excellence in every service call while maintaining a 98% first-visit repair success rate.
Questions
What HVAC services do you offer?
We provide full-service HVAC solutions including furnace and AC installation, maintenance, repairs, ductwork services, and indoor air quality improvements for residential and commercial properties.
Do you offer emergency HVAC services?
Yes, we provide emergency repair services for urgent heating and cooling issues with 24/7 availability for critical system failures.
What areas do you service?
We serve Denver Metro Area, Highlands Ranch, Littleton, Centennial, Aurora, Golden, and surrounding Colorado communities within a 30-mile radius of our Centennial location.
Are financing options available?
Yes, we offer 0% interest financing for 24 months on qualifying HVAC installations to help customers manage system upgrades affordably.
What certifications do your technicians hold?
All technicians hold North American Technician Excellence (NATE) certification, with ongoing training through the Comfort Institute to maintain industry-leading technical proficiency.
Reviews (6)
Jill J
Aug 10, 2022 Report
We felt very confident in our choice of using IAQ. The team was very knowledgeable in getting us equipped with a/c that suited OUR needs!
Meagan Blaney
Jun 05, 2022 Report
Wonderful service. Highly competent personnel have shown time and again their commitment and ability to perform work in n exemplary manner. Service: A/C system maintenance
Peter Biglin
May 26, 2022 Report
Have used IAQ for 20-years. We have been very happy and never disappointed in IAQ's service, timeliness and expertise. IAQ is a very professional organization. Service: Installation
Keri S.
Apr 17, 2022 Report
Pat and his team did a great job of upgrading and updating our HVAC system. Very knowledgeable and a respected problem solver. Estimated 3 days to replace 3 units and got the job done in 2 days and it wasn't a simple project. Highly recommend Pat and his team. HVAC work isn't cheap, so you want it done right and these guys do it right.
Rick Van Zee
Feb 28, 2022 Report
Outstanding same day service, I highly recommend for any HVAC needs they are very honest and won't rip you off! Services: Installation, Heating system repair, A/C system repair, Heating system installation, Install AC
Terri Findley
Feb 19, 2022 Report
I have used IAQ for almost 10 years. Pat will always be the first person I call for any heating/air conditioning needs I have. Service: Heating system repair