Updated: Mar 27, 2026
Location and Projects
Address
4601 S 134th Pl, Tukwila, WA, 98168
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Brennan Heating & Air Conditioning Photos
Brennan Heating & Air Conditioning
Since 1987, Brennan Heating and Air Conditioning has served tens of thousands of satisfied customers throughout the Puget Sound region.
Our goal is to help you make your home more energy efficient — while saving you money.
We offer a wide variety of home improvement products including furnaces, air conditioners, heat pumps, hydronic heating systems, indoor air quality products, gas water heaters, tankless water heaters, and more. Call now for service!
From BuildZoom: Brennan Heating & Air Conditioning, 4601 S 134th Pl, Tukwila, WA holds a Plumbing Contractor, Journey Level license and 1 other license according to the Tukwila license board.
Their BuildZoom score of 115 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 bidding system to get competitive quotes.
Brennan Heating & Air Conditioning Tukwila
Quality
115
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 115, which places them above 98% of 128,670 contractors in Washington.
Activity
|
3 projects
|
2026 |
|
420 projects
|
2025 |
|
382 projects
|
2024 |
|
505 projects
|
2023 |
Our building permit records indicate that Brennan Heating & Air Conditioning has worked on at least
1310.0 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
|
33 projects
|
New Constructions |
|
12 projects
|
Home Additions |
|
1106 projects
|
HVAC projects |
|
769 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
|
461 projects
|
< $5k |
|
475 projects
|
$5k-$20k |
|
8 projects
|
$20k-$50k |
The typical size of their permits is approximately $4,935. 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.
Tristan fielder|when submitting an application please ensure you have attached all required documents.|certification: by using this p-ortal to apply for permits i certify i am the owner of the property or the owner's authorized agent. if acting as an authorized agent i further certify that i have full power and authority to file this application and to perform on behalf of the owner a... see more
Valuation:
N/A
Permit #:
EL25-0557
Status:
final
Fee:
$105
Permit Type:
Residential
Building Type:
N/A
Cammarano|when submitting an application please ensure you have attached all required documents.|certification: by using this p-ortal to apply for permits i certify i am the owner of the property or the owner's authorized agent. if acting as an authorized agent i further certify that i have full power and authority to file this application and to perform on behalf of the owner all act... see more
Valuation:
N/A
Permit #:
M25-0040
Status:
final
Fee:
$329
Permit Type:
Residential
Building Type:
N/A
Cammarano|when submitting an application please ensure you have attached all required documents.|certification: by using this p-ortal to apply for permits i certify i am the owner of the property or the owner's authorized agent. if acting as an authorized agent i further certify that i have full power and authority to file this application and to perform on behalf of the owner all act... see more
Valuation:
N/A
Permit #:
EL25-0220
Status:
final
Fee:
$72
Permit Type:
Residential
Building Type:
N/A
Plumbing-gas water heater
Valuation:
N/A
Permit #:
BLD2024-1586
Status:
final
Fee:
$119
Permit Type:
N/A
Building Type:
N/A
Black mechanical a (multifamily residential) (alteration) project involving 1 furnace 100 000 btu or less 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 #:
MEC24-00338
Status:
final
Fee:
$318
Permit Type:
N/A
Building Type:
N/A
Winter penny l|when submitting an application please ensure you have attached all required documents.|certification: by using this portal to apply for permits i certify i am the owner of the property or the owner's authorized agent. if acting as an authorized agent i further certify that i have full power and authority to file this application and to perform on behalf of the owner all... see more
Valuation:
N/A
Permit #:
M24-0047
Status:
final
Fee:
$472
Permit Type:
Residential
Building Type:
N/A
Winter|when submitting an application please ensure you have attached all required documents.|certification: by using this portal to apply for permits i certify i am the owner of the property or the owner's authorized agent. if acting as an authorized agent i further certify that i have full power and authority to file this application and to perform on behalf of the owner all acts re... see more
Valuation:
N/A
Permit #:
EL24-0227
Status:
final
Fee:
$208
Permit Type:
Residential
Building Type:
N/A
Replace existing overhead 125 amp service with new 200 amp replace existing 125 amp panel with new 200 amp 42space surge protector cutler hammer panel and relocate approximately 15ft to the left replace existing 125 amp meter with new 200 amp meter main in new location includes meter 2 inch rigid pipe mast and weatherhead
Valuation:
$2,500
Permit #:
7025040-EL
Status:
complete
Fee:
$187
Permit Type:
Remodel or repair
Building Type:
Single family/duplex
Kathryn mechanical, a (multifamily residential) (repair or replacement) project involving 1 furnace 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 #:
MEC24-00311
Status:
final
Fee:
$147
Permit Type:
N/A
Building Type:
N/A
Plumbing-water heater, a (single family residential) (repair or replacement) (plumbing) project involving 1 water heater - gas mechanical work description/location (example: 1st floor master bathroom garage) there is no other onsite work that requires a building permit
Valuation:
N/A
Permit #:
BLD2023-0745
Status:
final
Fee:
$119
Permit Type:
N/A
Building Type:
N/A
Plumbing, a (single family residential) (repair or replacement) (plumbing) project involving 1 water heater electric - less than 60 gallons 1 total number of fixtures being added or altered single family dwelling site is serviced by public sewer work description/location (example: 1st floor master bathroom garage)
Valuation:
N/A
Permit #:
PLM23-0016
Status:
final
Fee:
$81
Permit Type:
N/A
Building Type:
N/A
Plumbing-gas water heater, a (single family residential) (repair or replacement) (plumbing) project involving 1 water heater - gas mechanical work description/location (example: 1st floor master bathroom garage) there is no other onsite work that requires a building permit
Valuation:
N/A
Permit #:
BLD2022-1752
Status:
final
Fee:
$105
Permit Type:
N/A
Building Type:
N/A
Plumbing-gas water heater, a (single family residential) (repair or replacement) (plumbing) project involving 1 water heater - gas mechanical work description/location (example: 1st floor master bathroom garage) there is no other onsite work that requires a building permit
Valuation:
N/A
Permit #:
BLD2022-1551
Status:
final
Fee:
$105
Permit Type:
N/A
Building Type:
N/A
Sheer rewire front of home where knob & tube is active. rewire knob & tube locations with new nmb romex to code to include 10 dedicated circuits and service upgrade from 125 amp to 200 amp run electrical for 2-ton heat pump
Valuation:
$7,475
Permit #:
7014255-EL
Status:
issued
Fee:
$333
Permit Type:
Remodel or repair
Building Type:
Single family/duplex
Replace gas furnace and gas water heater install 3-ton heat pump (1) air handler (1) furnace (1) gas water heater 2021 imc
Valuation:
$20,631
Permit #:
MECH-2025-03442
Status:
final
Fee:
$286
Permit Type:
N/A
Building Type:
N/A
New furnace and heat pump installed. brennan heating & air conditioning says i need to schedule an electrical permit
Valuation:
$300
Permit #:
E25001789
Status:
issued
Fee:
$101
Permit Type:
N/A
Building Type:
N/A
Type: mechanical single family class: replacement [2018 irc] banchero: (1) furnace
Valuation:
N/A
Permit #:
MSF24-01927
Status:
final
Fee:
$72
Permit Type:
N/A
Building Type:
N/A
Type: electrical single family class: alteration to structure or system, , barton (msf24-00029): install dhp
Valuation:
N/A
Permit #:
ESF23-09820
Status:
final
Fee:
$90
Permit Type:
N/A
Building Type:
N/A
Plumbing-water heater
Valuation:
N/A
Permit #:
BLD2023-1411
Status:
issued
Fee:
$119
Permit Type:
N/A
Building Type:
N/A
Type: mechanical single family class: replacement, , hung-(1) air conditioner. replace 3-ton air conditioning (el16xc1s036)
Valuation:
N/A
Permit #:
MSF23-07462
Status:
final
Fee:
$87
Permit Type:
N/A
Building Type:
N/A
Brennan Heating & Air Conditioning Reviews
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Verified License
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Brennan Heating & Air Conditioning License info
Verified License
| License # | BRENNHC795OO |
| Status | Active |
| City | Tukwila |
| Type | Plumbing Contractor, Journey Level |
| Class | Limited Liability Company |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Brennan Heating & Air Conditioning at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | BRENNHC795OO |
| Status | Active |
| State | Washington |
| Type | Plumbing Contractor, Plumbing 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.
115
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 |
10.9K
Permits
- Building permit records show that Brennan Heating & Air Conditioning has worked on 10880 permitted projects.
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