Updated: Jun 23, 2026
Location and Projects
Address
6414 204th St SW, Lynnwood, WA, 98036
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Brennan Heating & Air Conditioning
Brennan Heating & Air Conditioning has proudly served Western Washington residents since 1987. For over 30 years, Brennan employees have set the bar in workmanship and customer service. We employ top technicians and our staff members are dedicated to quality service on every job.
Our certified professionals are ready to provide heating & cooling solutions for your home.
From BuildZoom: Brennan Heating & Air Conditioning, 6414 204th St SW, Lynnwood, WA holds a Electrical Contractor, General license and 8 other licenses according to the Tukwila license board.
Their BuildZoom score of 114 ranks in the top 2% of 128,670 Washington licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Brennan Heating & Air Conditioning, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Brennan Heating & Air Conditioning Contact Information
Phone Number: (206) 248-7900
Address: 6414 204th St SW, Lynnwood, WA 98036
Brennan Heating & Air Conditioning Lynnwood
Quality
114
98th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Brennan Heating & Air Conditioning has a BuildZoom score of 114, which places them above 98% of 128,670 contractors in Washington.
Activity
|
2 projects
|
2026 |
|
633 projects
|
2025 |
|
866 projects
|
2024 |
|
1212 projects
|
2023 |
Our building permit records indicate that Brennan Heating & Air Conditioning has worked on at least
2713.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Experience
|
70 projects
|
New Constructions |
|
8 projects
|
Home Additions |
|
2400 projects
|
HVAC projects |
|
2223 projects
|
Mechanical projects |
Analyzing permits over the last 4 years shows that Brennan Heating & Air Conditioning mostly works on
hvac project
and mechanical project
projects.
Pricing
|
146 projects
|
< $5k |
|
266 projects
|
$5k-$20k |
|
8 projects
|
$20k-$50k |
The typical size of their permits is approximately $7,494. This graph shows the distribution of these job values.
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
Building Permits by Brennan Heating & Air Conditioning
This is a sample of this contractor's permits. Click here to access their complete permit history.
Hoskins mechanical a (multifamily residential) (alteration) project involving 1 furnace 1 heat pump the work does not involve ventilation for a nail or hair salon ductwork does not penetrate fire rated walls ceilings or floors the work does not involve ducts and diffusers the work does not involve diffusers
Valuation:
N/A
Permit #:
MEC25-00252
Status:
issued
Fee:
$401
Permit Type:
N/A
Building Type:
N/A
Sandwisch mechanical, a (multifamily residential) (alteration) project involving 1 air conditioner the work does not involve ventilation for a nail or hair salon the building does not have a smoke control system ductwork does not penetrate fire rated walls ceilings or floors the work does not involve ducts and diffusers the work does not involve diffusers
Valuation:
N/A
Permit #:
MEC25-00057
Status:
final
Fee:
$266
Permit Type:
N/A
Building Type:
N/A
- replace existing whole home service. - replace existing panel in new location with new panel approximately 15ft from existing panel location. - replace existing meter in same location with new meter main. - ev charging station
Valuation:
$4,000
Permit #:
7074742-EL
Status:
complete
Fee:
$319
Permit Type:
Remodel or repair
Building Type:
Single family/duplex
Sewer pipe bursting 4 in line to prop line install 6 in co, excavate two 3 holes to the sewer line. using pipe bursting technology replace approximately 63 of pipe. provide clean-outs to the surface. backfill
Valuation:
N/A
Permit #:
ENG2025-0050
Status:
final
Fee:
$323
Permit Type:
N/A
Building Type:
N/A
Mechanical a (single family residential) (alteration) project involving 1 gas - water heater 3 total number of appliances being added or altered single family dwelling 1 furnace 1 heat pump
Valuation:
N/A
Permit #:
MEC25-0294
Status:
final
Fee:
$83
Permit Type:
N/A
Building Type:
N/A
Mechanical a (single family residential) (alteration) project involving 1 generator 2 total number of appliances being added or altered 1 gas piping outlets - mechanical single family dwelling
Valuation:
N/A
Permit #:
MEC25-0119
Status:
issued
Fee:
$69
Permit Type:
N/A
Building Type:
N/A
Type: electrical single family class: replacement jahnke [msf25-03304]: replace existing gas furnace and 2 1/2 ton air conditioning (el16xc1-030-230) replace 200 amp electrical panel
Valuation:
N/A
Permit #:
ESF25-03604
Status:
issued
Fee:
$307
Permit Type:
N/A
Building Type:
N/A
- replace existing 200amp panel with new 200amp eaton ch panel with whole house surge protection- (1) altered service- 2023 nec - update grounding and bonding - label electrical panel
Valuation:
$2,000
Permit #:
ELEC-2025-02548
Status:
filed
Fee:
$333
Permit Type:
N/A
Building Type:
N/A
Mechanical a (single family residential) (repair or replacement) project involving 1 gas - water heater 1 total number of appliances being added or altered single family dwelling
Valuation:
N/A
Permit #:
MEC25-0104
Status:
final
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Mechanical a (single family residential) (repair or replacement) project involving 1 total number of appliances being added or altered single family dwelling 1 air conditioner
Valuation:
N/A
Permit #:
MEC25-0269
Status:
issued
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
A single family residential alteration to existing structure electrical project involving (1 water heater 1 clothes dryer 1 clothes washer 6 added or altered branch circuits)
Valuation:
N/A
Permit #:
25 102665 BF
Status:
final
Fee:
$506
Permit Type:
N/A
Building Type:
N/A
Mechanical a (single family residential) (alteration) project involving 2 total number of appliances being added or altered single family dwelling 1 furnace 1 heat pump
Valuation:
N/A
Permit #:
MEC25-0249
Status:
issued
Fee:
$69
Permit Type:
N/A
Building Type:
N/A
Mechanical a (single family residential) (alteration) project involving 2 total number of appliances being added or altered single family dwelling 1 furnace 1 heat pump
Valuation:
N/A
Permit #:
MEC25-0051
Status:
final
Fee:
$69
Permit Type:
N/A
Building Type:
N/A
Mechanical a (single family residential) (repair or replacement) project involving 1 total number of appliances being added or altered single family dwelling 1 furnace
Valuation:
N/A
Permit #:
MEC25-0321
Status:
final
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Mechanical a (single family residential) (alteration) project involving 2 ductless heat pump 2 total number of appliances being added or altered single family dwelling
Valuation:
N/A
Permit #:
MEC25-0312
Status:
final
Fee:
$69
Permit Type:
N/A
Building Type:
N/A
Mechanical a (single family residential) (repair or replacement) project involving 1 total number of appliances being added or altered single family dwelling 1 furnace
Valuation:
N/A
Permit #:
MEC25-0245
Status:
issued
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
A single family residential alteration to existing structure electrical project involving (1 water heater 1 generator - outside 1 added or altered branch circuits)
Valuation:
N/A
Permit #:
25 107771 BF
Status:
final
Fee:
$96
Permit Type:
N/A
Building Type:
N/A
Mechanical a (single family residential) (alteration) project involving 1 ductless heat pump 1 total number of appliances being added or altered single family dwelling
Valuation:
N/A
Permit #:
MEC25-0184
Status:
final
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Mechanical a (single family residential) (repair or replacement) project involving 1 total number of appliances being added or altered single family dwelling 1 furnace
Valuation:
N/A
Permit #:
MEC25-0096
Status:
issued
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Mechanical a (single family residential) (repair or replacement) project involving 1 total number of appliances being added or altered single family dwelling 1 furnace
Valuation:
N/A
Permit #:
MEC25-0055
Status:
issued
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Brennan Heating & Air Conditioning Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Brennan Heating & Air Conditioning License info
License Not Verified
| License # | BRENNHA962DU |
| Status | Active |
| City | Tukwila |
| Type | Electrical Contractor, General |
| Class | Limited Liability Company |
- When BuildZoom last verified this license, it had an expiration date of March, 2026. Check the current license status of Brennan Heating & Air Conditioning with the The City of Tukwila, WA
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | BRENNHA971R9 |
| Status | Active |
| City | Tukwila |
| Type | Construction Contractor, General |
| Class | Limited Liability Company |
- When BuildZoom last verified this license, it had an expiration date of December, 2025. Check the current license status of Brennan Heating & Air Conditioning with the The City of Tukwila, WA
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | BRENNHA962DU |
| Status | Active |
| City | Marysville |
| Type | Contractor |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Brennan Heating & Air Conditioning at the The City of Marysville, Washington.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | BRENNHA962DU |
| Status | Active |
| State | Washington |
| Type | Electrical Contractor, Electrical Contractor |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Brennan Heating & Air Conditioning at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | BRENNHA971R9 |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Brennan Heating & Air Conditioning at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | BRENNHA971R9 |
| Status | Active |
| City | Marysville |
| Type | Contractor |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Brennan Heating & Air Conditioning at the The City of Marysville, Washington.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | WABRENNHA962DU |
| Status | Active |
| State | Washington |
- BuildZoom has not verified this license since June, 2015.
Verify this license's status for Brennan Heating & Air Conditioning at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | BRENNHA971R9 |
| Status | Inactive |
| City | Sammamish |
| Type | Contractor |
- According to the The City of Sammamish, WA, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Brennan Heating & Air Conditioning at the The City of Sammamish, WA.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | BRENNHA97199 |
| Status | Inactive |
| State | Washington |
| Type | Electrical Contractor, Electrical Contractor |
- According to the Washington State Department of Labor & Industries, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Brennan Heating & Air Conditioning at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
114
BuildZoom Score
Insured
| Insurer | Federated Mutual Ins Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | Federated Mutual Ins Co |
| Bond Value | $4,000 |
18.9K
Permits
- Building permit records show that Brennan Heating & Air Conditioning has worked on 18906 permitted projects.