Updated: Apr 17, 2026
Location and Projects
Address
PO BOX 1528, Bothell, WA, 98041
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Alexanders Heating and AC
Alexanders Heating and AC, Bothell, Po Box 1528, Bothell, WA (Owned by: Erdahl, Darrin Paul) holds a Construction Contractor, General license and 7 other licenses according to the Tukwila license board.
Their BuildZoom score of 112 ranks in the top 3% of 128,670 Washington licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Alexanders Heating and AC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Alexanders Heating and AC Contact Information
Phone Number: (425) 825-3600
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Address: PO BOX 1528, Bothell, WA 98041
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Alexanders Heating and AC Bothell
Quality
112
97th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Alexanders Heating and AC has a BuildZoom score of 112, which places them above 97% of 128,670 contractors in Washington.
Activity
|
1 project
|
2026 |
|
167 projects
|
2025 |
|
136 projects
|
2024 |
|
129 projects
|
2023 |
Our building permit records indicate that Alexanders Heating and AC has worked on at least
433.0 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
|
23 projects
|
New Constructions |
|
3 projects
|
Home Additions |
|
416 projects
|
HVAC projects |
|
132 projects
|
Mechanical projects |
Analyzing permits over the last 4 years shows that Alexanders Heating and AC mostly works on
hvac project
and mechanical project
projects.
Pricing
|
103 projects
|
< $5k |
|
48 projects
|
$5k-$20k |
|
7 projects
|
$20k-$50k |
|
1 project
|
$50k-$100k |
|
1 project
|
$250k-$500k |
|
1 project
|
$500k-$1mil |
The typical size of their permits is approximately $3,000. 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 Alexanders Heating and AC
This is a sample of this contractor's permits. Click here to access their complete permit history.
904 n 33rd pl sfr- new single family residence combination permit. construct 3260 sq ft 2- story residence with 458 sq ft attached garage and 182 sq ft covered patio/porch
Valuation:
$574,466
Permit #:
B24002743
Status:
issued
Fee:
$18,730
Permit Type:
N/A
Building Type:
N/A
A single family residential new structure none project involving (1 dryer exhaust duct 1 gas piping only (no fixtures) 8 bathroom fan 1 laundry fan 1 whole house fan 1 duct work only 2 heat pump )
Valuation:
N/A
Permit #:
25 100400 BK
Status:
final
Fee:
$610
Permit Type:
N/A
Building Type:
N/A
Bstrong: 2021 imc - (2) air handlers (2) ductwork systems (2) exhaust fans (2) heat pumps - install 2 heat pumps 2 air handlers ductwork in the space 2 ervs
Valuation:
$60,000
Permit #:
MECH-2025-01315
Status:
final
Fee:
$745
Permit Type:
N/A
Building Type:
N/A
A single family residential new structure none project involving (1 dryer exhaust duct 1 gas piping only (no fixtures) 1 laundry fan 1 kitchen fan 1 whole house fan 1 duct work only 7 exhaust fan with duct 1 furnace
Valuation:
N/A
Permit #:
25 120030 BK
Status:
issued
Fee:
$667
Permit Type:
N/A
Building Type:
N/A
Salar property llc mechanical a (single family residential) (alteration) project involving duct work only 1 furnace 100 000 btu or less 1 air conditioner interior
Valuation:
N/A
Permit #:
MEC25-00343
Status:
issued
Fee:
$195
Permit Type:
N/A
Building Type:
N/A
A single family residential alteration to existing structure none project involving (2 fireplace insert - gas 1 dryer exhaust duct 1 duct work only 1 furnace
Valuation:
N/A
Permit #:
25 113411 BK
Status:
final
Fee:
$256
Permit Type:
N/A
Building Type:
N/A
Install 6 exhaust fans whole house fan and 6 gas appliances. - (1) dryer vent + (8) exhuast fans + (6) gas appliances + (1) range exhaust - 2021 imc
Valuation:
$2,500
Permit #:
MECH-2025-02831
Status:
final
Fee:
$847
Permit Type:
N/A
Building Type:
N/A
Type: mechanical multifamily class: new structure aspen 1720 market building (bmf22-00986 ): 8 units installation mitsubishi mini split 2 wall mount units: 1 in the master bedroom 1 in the living room with heat pump outside according to building plans. installation 1 6 kitchen vent 3 panasonic fans 3 bathroom vents 1 dryer vent
Valuation:
N/A
Permit #:
MMF24-09158
Status:
issued
Fee:
$4,542
Permit Type:
N/A
Building Type:
N/A
Type: mechanical single family class: alteration to structure or system li: installing (1) air conditioner (1) furnace (4) bathroom exhaust fans with duct (1) kitchen exhaust fan with duct (2) laundry exhaust fans with duct and (1) whole house exhaust fan with duct
Valuation:
N/A
Permit #:
MSF24-07054
Status:
final
Fee:
$365
Permit Type:
N/A
Building Type:
N/A
Install two furnaces and two heat pumps gas piping (2) air handlers/furnaces (6) gas piping (2) heat pumps 2021 imc
Valuation:
$45,000
Permit #:
MECH-2025-02698
Status:
final
Fee:
$460
Permit Type:
N/A
Building Type:
N/A
Type: electrical single family class: alteration to structure or system kvam (msf25-01688 ): adding new electrical circuit for new heat pump
Valuation:
N/A
Permit #:
ESF25-02159
Status:
final
Fee:
$171
Permit Type:
N/A
Building Type:
N/A
A single family residential alteration to existing structure none project involving (1 dryer exhaust duct 4 bathroom fan 1 kitchen fan 1 whole house fan 1 duct work only 1 heat pump )
Valuation:
N/A
Permit #:
25 122324 BK
Status:
issued
Fee:
$364
Permit Type:
N/A
Building Type:
N/A
A single family residential alteration to existing structure none project involving (1 gas piping only (no fixtures) 6 bathroom fan 1 laundry fan 1 kitchen fan 1 duct work only 1 furnace
Valuation:
N/A
Permit #:
25 120566 BK
Status:
issued
Fee:
$511
Permit Type:
N/A
Building Type:
N/A
A single family residential repair or replacement none project involving (2 dryer exhaust duct 4 exhaust fan with duct 1 heat pump ) *add 3 outdoor patio heaters
Valuation:
N/A
Permit #:
25 112069 BK
Status:
final
Fee:
$409
Permit Type:
N/A
Building Type:
N/A
Type: mechanical single family class: alteration to structure or system terrell courtenay s & sarah: (7)exhaust fan with duct - bath; (2)gas water heater; (2)heat pump
Valuation:
N/A
Permit #:
MSF24-09427
Status:
expired
Fee:
$365
Permit Type:
N/A
Building Type:
N/A
A single family residential new structure none project involving (1 ductless heat pump 1 dryer exhaust duct 1 gas piping only (no fixtures) 1 laundry fan 1 kitchen fan 1 whole house fan 4 exhaust fan with duct) 20-119328bb
Valuation:
N/A
Permit #:
23 100777 BK
Status:
issued
Fee:
$367
Permit Type:
N/A
Building Type:
N/A
Type: mechanical single family class: alteration to structure or system bleykher (bsf23-00878): (3)exhaust fan w/duct-bath; (1)exhaust fan w/duct-kitchen; (1)exhaust fan w/duct-laundry; (1)gas water heater
Valuation:
N/A
Permit #:
MSF23-08746
Status:
final
Fee:
$350
Permit Type:
N/A
Building Type:
N/A
A single family residential new structure none project involving (1 ductless heat pump 2 dryer exhaust duct 1 water heater => 60 gallons 1 gas piping only (no fixtures) 1 laundry fan 1 kitchen fan 1 whole house fan 1 duct work only 8 exhaust fan with duct 3 furnace
Valuation:
N/A
Permit #:
23 121526 BK
Status:
final
Fee:
$946
Permit Type:
N/A
Building Type:
N/A
Type: mechanical single family class: alteration to structure or system, , a (single family residential alteration) project installing (gas piping only (no fixture installation); single family dwelling). additional info (). work site location ()
Valuation:
N/A
Permit #:
MSF23-06409
Status:
canceled
Fee:
$69
Permit Type:
N/A
Building Type:
N/A
A single family residential alteration to existing structure none project involving (1 dryer exhaust duct 1 water heater - tankless 1 gas piping only (no fixtures) 1 kitchen fan 1 whole house fan 1 duct work only 6 exhaust fan with duct 1 furnace
Valuation:
N/A
Permit #:
23 117156 BK
Status:
final
Fee:
$687
Permit Type:
N/A
Building Type:
N/A
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Alexanders Heating and AC Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Alexanders Heating and AC License info
Verified License
| License # | ALEXAHA824OQ |
| Status | Active |
| City | Tukwila |
| Type | Construction Contractor, General |
| Class | Limited Liability Company |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Alexanders Heating and AC at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | ALEXAHA824OQ |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Alexanders Heating and AC at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| Status | Active |
- BuildZoom has not yet reviewed this license for verification.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | ALEXAHI028M8 |
| Status | Active |
| City | Sammamish |
| Type | Contractor |
- When BuildZoom last verified this license, it had an expiration date of December, 2021. Check the current license status of Alexanders Heating and AC with the The City of Sammamish, WA
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | ALEXAHI028M8 |
| Status | Inactive |
| City | Tukwila |
| Type | Construction Contractor, General |
| Class | Corporation |
- According to the The City of Tukwila, WA, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Alexanders Heating and AC at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | ALEXAHA824OQ |
| Status | Inactive |
| City | Marysville |
| Type | Contractor |
- According to the The City of Marysville, Washington, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Alexanders Heating and AC at the The City of Marysville, Washington.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | ALEXAHI028M8 |
| Status | Inactive |
| City | Marysville |
| Type | Contractor |
- According to the The City of Marysville, Washington, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Alexanders Heating and AC at the The City of Marysville, Washington.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | ALEXAHI028M8 |
| Status | Inactive |
| State | Washington |
| Type | Construction Contractor, Construction 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. If this is your business, please update your license status.
Check this license's status for Alexanders Heating and AC at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
112
BuildZoom Score
Insured
| Insurer | Federated Mutual Ins Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | Federated Mutual Ins Co |
| Bond Value | $12,000 |
1.1K
Permits
- Building permit records show that Alexanders Heating and AC has worked on 1098 permitted projects.
Alexanders Heating and AC Employees
AG
Aleksandr Genkin
President
DE
Darrin Erdahl
Partner/Member
EP
Erdahl, Darrin Paul
Owner
EB
Eric Beardemphl
Partner/Member
GA
Genkin, Aleksandr
Owner