HVAC contractors in
Denver, Colorado.
A public directory of hvac contractor businesses serving greater Denver. Market data, licensing requirements, and cost benchmarks — updated continuously from public sources.
HVAC jobs in Denver
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Common Job Costs
Licensing Requirements
Licensing Requirements
Colorado requires HVAC contractors to hold a Mechanical Contractor License through the Department of Regulatory Agencies (DORA). Must pass PSI trade exam, provide 4 years experience or equivalent education, maintain $10,000 surety bond, and renew every 3 years with 24 hours continuing education. Individual technicians need EPA Section 608 certification for refrigerant handling.
Permit Requirements
Denver requires mechanical permits for HVAC installations, replacements, and major repairs. Permits range from $65-$300 depending on scope. Plans review required for commercial work over $10,000. Same-day permits available for residential service calls under $1,000.
Inspection Schedule
Rough-in inspection after ductwork installation, final inspection after equipment installation and startup. Commercial projects require additional inspections at 50% completion. Inspections must be scheduled 24 hours in advance through Denver's online portal.
Insurance Minimums
Colorado requires $50,000 general liability insurance minimum for licensing. Denver typically requires $1 million general liability and $500,000 workers compensation for commercial projects. Bonding requirements vary by project size.
Compliance research unavailable
Source status: unavailable · 7/14/2026
Detailed instructions are withheld because the source is not available for verification.
Local market snapshot
Source: DoorBase, aggregated public ZIP-level data. Updated 7/17/2026.
How to Get Licensed
Meet experience requirements
Obtain 4 years of HVAC experience or equivalent through approved education programs. Document all experience with employer verification forms.
Complete application
Submit Colorado Mechanical Contractor License application through DORA with required documentation, experience verification, and $200 application fee.
Obtain surety bond
Purchase $10,000 surety bond from approved bonding company. Bond must remain active throughout license period.
Pass trade examination
Schedule and pass PSI mechanical contractor examination covering codes, safety, and trade practices. Exam fee is $80.
Submit insurance proof
Provide proof of general liability insurance meeting state minimums of $50,000 coverage.
Receive license and maintain
Upon approval, receive license valid for 3 years. Complete 24 hours continuing education before each renewal period.
About This Market
Denver's HVAC market runs hot and cold with the seasons. High altitude and extreme temperature swings from -20°F winters to 100°F summers drive steady demand for both heating and cooling systems. Market's competitive with established players dominating commercial work while residential stays fragmented. Costs run 10-15% above national average due to equipment modifications for altitude and local labor rates. New construction boom in metro area creates steady work, but service and replacement jobs provide the bread and butter.
Working Denver means understanding altitude adjustments – equipment sizing and combustion air requirements change at 5,280 feet. Get your Colorado Mechanical Contractor License through DORA first, then build relationships with local supply houses who understand high-altitude equipment specs. Peak season scheduling is critical – book heating work in summer, cooling installations in spring. Denver's permit process is straightforward but don't skip inspections. The city's growing fast, so contractors who can handle both residential service and light commercial installation work stay busy year-round.
- Median hourly wage $34.29/hrU.S. Bureau of Labor Statistics
- Licensing requirements and feesColorado Department of Regulatory Agencies (DORA)
- Permit costs and requirementsCity and County of Denver Building Department
- Cost ranges for servicesIndustry estimates based on local market conditions
- Peak season timingRegional climate data and industry experience
Frequently Asked Questions
What license do I need to do HVAC work in Denver?
You need a Colorado Mechanical Contractor License from DORA, which requires passing the PSI trade exam, 4 years experience, and a $10,000 surety bond. Source: Colorado Department of Regulatory Agencies.
How much do HVAC contractors make in Denver?
Median wage is $34.29/hour or $71,323 annually according to BLS data. Experienced contractors and business owners typically earn significantly more, especially during peak seasons.
Do I need special equipment for Denver's high altitude?
Yes, equipment must be derated for 5,280-foot elevation. Gas appliances need altitude adjustment kits, and cooling equipment capacity decreases approximately 4% per 1,000 feet of elevation.
When is HVAC work busiest in Denver?
Peak seasons are May-September for AC installations and October-February for heating systems. Emergency repairs spike during temperature extremes in January and July.
What permits do I need for HVAC work in Denver?
Mechanical permits required for installations, replacements, and major repairs through Denver Building Department. Costs range $65-$300 depending on scope. Source: City and County of Denver.
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