Trade directory · Dearborn metro · Michigan

HVAC contractors in
Dearborn, Michigan.

A public directory of licensed hvac contractors serving greater Dearborn. Market data, licensing requirements, and cost benchmarks — updated continuously from public sources.

Licensed Establishments
2,574
U.S. Census Bureau
Peak Season
May through September for cooling installations and repairs; October through February for heating system work
Market estimate
Avg. Response Time
24-48 hours for quotes, same day for emergency repairs (estimate)
Operator average
§ A · Market rates

Common Job Costs

DEARBORN-MI · LOCAL ESTIMATES
Service
Description
Cost Range
Furnace installation (gas, 80% AFUE)
Typical range based on local furnace installation (gas, 80% afue) jobs.
$2,800 – $4,500
Central air conditioning installation (3-ton)
Typical range based on local central air conditioning installation (3-ton) jobs.
$3,200 – $5,800
Ductwork replacement (1500 sq ft home)
Typical range based on local ductwork replacement (1500 sq ft home) jobs.
$2,500 – $4,200
Furnace repair (diagnostic and standard parts)
Typical range based on local furnace repair (diagnostic and standard parts) jobs.
$150 – $650
Heat pump installation (3-ton)
Typical range based on local heat pump installation (3-ton) jobs.
$4,500 – $7,200
Duct cleaning (whole house)
Typical range based on local duct cleaning (whole house) jobs.
$300 – $600
§ B · Regulatory

Licensing Requirements

MI
§1

Licensing Requirements

Michigan requires Mechanical Contractor License through LARA. Must pass state exam, provide proof of 4 years experience or 2-year degree plus 2 years experience. Journeyman HVAC technicians need state license after completing apprenticeship or equivalent training. Renewals every 3 years with continuing education requirements.

§2

Permit Requirements

Dearborn requires mechanical permits for HVAC installations, major repairs, and ductwork modifications. Permits obtained through City of Dearborn Building Department. Gas line work requires separate gas permit.

§3

Inspection Schedule

Rough-in inspection before covering ductwork, final inspection after installation completion. Gas connections require separate gas inspection before activation.

§4

Insurance Minimums

Michigan requires minimum $100,000 general liability insurance for mechanical contractors. Workers compensation required if employing others (estimate based on state requirements).

§ C · Path to license

How to Get Licensed

5 STEPS
1

Meet experience requirements

Complete 4 years of mechanical contracting experience OR 2-year mechanical degree plus 2 years experience. Document all experience with employer verification.

01/05
2

Submit application to LARA

File mechanical contractor license application with Michigan Department of Licensing and Regulatory Affairs. Include experience documentation, education certificates, and application fees.

02/05
3

Pass state examination

Schedule and pass the Michigan mechanical contractor examination covering codes, regulations, and technical knowledge. Exam administered by approved testing centers.

03/05
4

Obtain required insurance

Secure minimum $100,000 general liability insurance and workers compensation if employing others. Submit insurance certificates with license application.

04/05
5

Complete license issuance

Receive Michigan mechanical contractor license upon approval. License valid for 3 years and requires continuing education for renewal.

05/05
§ D · Field notes

About This Market

UPDATED APR 2026

Dearborn's HVAC market serves a mix of older residential stock and industrial facilities tied to the automotive sector. Competition is moderate with approximately 2574 licensed establishments statewide, concentrated in metro Detroit. Older homes drive replacement jobs while new construction remains steady. Material costs and supply chain issues impact pricing more than labor in this established market. Winter heating failures and summer cooling demands create predictable seasonal spikes.

To work Dearborn, get your Michigan mechanical contractor license through LARA first - no shortcuts on the experience requirements or exam. The city's permitting process is straightforward but required for anything beyond basic maintenance. Build relationships with local supply houses early since material availability can make or break schedules. Focus on energy efficiency upgrades - utility rebates help close deals. Emergency service capability separates successful contractors from weekend warriors in this market.

Data Sources
  • Licensed establishments count
    U.S. Census Bureau
  • Licensing requirements
    Michigan LARA Department
  • Cost ranges
    Local contractor estimates
  • Permit requirements
    City of Dearborn Building Department
  • Insurance minimums
    Michigan licensing requirements estimate
§ E · FAQ

Frequently Asked Questions

05 QUESTIONS
Q/01

What license do I need to do HVAC work in Dearborn, MI?

You need a Michigan Mechanical Contractor License through LARA (Michigan Department of Licensing and Regulatory Affairs). Individual technicians also need journeyman HVAC licenses after completing required training.

Q/02

How much does a furnace installation cost in Dearborn?

Gas furnace installations typically range from $2,800 to $4,500 for an 80% AFUE unit, depending on home size, ductwork modifications, and equipment efficiency ratings (contractor estimate).

Q/03

Do I need a permit for HVAC work in Dearborn?

Yes, Dearborn requires mechanical permits for installations, major repairs, and ductwork modifications through the City Building Department. Gas line connections require separate gas permits.

Q/04

When is peak season for HVAC contractors in Dearborn?

Peak cooling season runs May through September for AC work. Heating system demand peaks October through February. Emergency repairs spike during temperature extremes.

Q/05

What insurance do HVAC contractors need in Michigan?

Michigan requires minimum $100,000 general liability insurance for mechanical contractors. Workers compensation is mandatory when employing others, per Michigan licensing requirements.

§ F · Directory

HVAC contractors in Dearborn

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