Updated: Jun 30, 2026
Location and Projects
Address
5016 83RD AVE NE, Marysville, WA, 98270
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Polk Mechanical LLC
Polk Mechanical LLC, 5016-83 Rd Ave NE, Marysville, WA (Owned by: Polkinghorn, Steven Lee) holds a Construction Contractor, Heating/Vent/Air Conditioning And Refrig (Hvac/R) license and 2 other licenses according to the Tukwila license board.
Their BuildZoom score of 110 ranks in the top 4% of 128,670 Washington licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Polk Mechanical LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Polk Mechanical LLC Contact Information
Phone Number: (252) 681-4710
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Address: 5016 83RD AVE NE, Marysville, WA 98270
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Polk Mechanical LLC Marysville
Quality
110
96th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Polk Mechanical LLC has a BuildZoom score of 110, which places them above 96% of 128,670 contractors in Washington.
Activity
|
11 projects
|
2025 |
|
12 projects
|
2024 |
|
10 projects
|
2023 |
Our building permit records indicate that Polk Mechanical LLC has worked on at least
33.0 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
|
3 projects
|
Home Additions |
|
24 projects
|
Mechanical projects |
|
15 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that Polk Mechanical LLC mostly works on
mechanical project
and hvac project
projects.
Pricing
|
10 projects
|
$5k-$20k |
|
2 projects
|
$100k-$250k |
The typical size of their permits is approximately $12,000. 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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Sh: construct a 1 story 32 x 32 house with 9 walls and 4:12 composition roof with 8 x 32 deck and 4x4 landing. use existing driveway and extend new driveway length approx 25
Valuation:
$190,095
Permit #:
BLDR-2025-0150
Status:
pending resubmittal
Fee:
$1,133
Permit Type:
N/A
Building Type:
N/A
(7) package hvac units- 2021 imc- remove seven york packaged roof top units and install similar york units
Valuation:
$120,000
Permit #:
MECH-2025-05705
Status:
applied
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Type: mechanical single family class: alteration to structure or system, , alliance capital partners duplex project (bsf18-07900): 8 exhaust fan with duct - bath; 2 exhaust fan with duct - laundry; 2 exhaust fan with duct - kitchen - sf; 2 heat pump
Valuation:
N/A
Permit #:
MSF20-08667
Status:
final
Fee:
$286
Permit Type:
N/A
Building Type:
N/A
A single family residential alteration to existing structure none project involving (1 heat pump )
Valuation:
N/A
Permit #:
25 103870 BK
Status:
final
Fee:
$76
Permit Type:
N/A
Building Type:
N/A
Steve polkinghorn adding a single head ductless heat pump to unit# 405
Valuation:
$7,800
Permit #:
7077358-RF
Status:
issued
Fee:
$130
Permit Type:
N/A
Building Type:
Multifamily
Tyrel lacey adding a 18k btu ductless single head heat pump
Valuation:
$7,800
Permit #:
7070150-RF
Status:
issued
Fee:
$130
Permit Type:
N/A
Building Type:
Multifamily
Niko bekris 2 head ductless heat pump install. one 18k btu head in the living area and one 7k btu head in the master bedroom
Valuation:
$8,000
Permit #:
6962700-FR
Status:
complete
Fee:
$56
Permit Type:
N/A
Building Type:
Single family/duplex
Furnace replacement and air conditioning addition on
Valuation:
$12,000
Permit #:
OL25-1217
Status:
final
Fee:
$165
Permit Type:
Residential
Building Type:
N/A
Furnace replacement and air conditioning addition on
Valuation:
$13,000
Permit #:
OL25-0989
Status:
issued
Fee:
$165
Permit Type:
Residential
Building Type:
N/A
Lotta installing a single head ductless heat pump
Valuation:
$7,800
Permit #:
7068275-RF
Status:
issued
Fee:
$130
Permit Type:
N/A
Building Type:
Multifamily
A single family residential addition to existing structure none project involving (1 ductless heat pump 1 bathroom fan 1 kitchen fan 1 whole house fan) 21-122659
Valuation:
N/A
Permit #:
23 123502 BK
Status:
final
Fee:
$159
Permit Type:
N/A
Building Type:
N/A
Adding a concealed duct mini split heat pump
Valuation:
N/A
Permit #:
M2504-099
Status:
final
Fee:
$87
Permit Type:
Residential mecha...
Building Type:
N/A
Terry's toybox-mechanical- ductless mini split system, install a daikin aurora 24k btu single head ductless heat pump system
Valuation:
N/A
Permit #:
BLD2022-1391
Status:
final
Fee:
$250
Permit Type:
N/A
Building Type:
N/A
Treasures and tea-mechanical- ductless heat pump system, install a daikin aurora 24k btu single head ductless heat pump system
Valuation:
N/A
Permit #:
BLD2022-1390
Status:
final
Fee:
$250
Permit Type:
N/A
Building Type:
N/A
Steve polkinghorn remove a existing single head ductless heat pump and install a muti head system
Valuation:
$12,000
Permit #:
7028341-RF
Status:
complete
Fee:
$154
Permit Type:
N/A
Building Type:
Single family/duplex
Steve polkinghorn adding a 2 head ductless heat pump system to the first floor restaurant
Valuation:
$19,000
Permit #:
7019949-RF
Status:
complete
Fee:
$187
Permit Type:
N/A
Building Type:
Commercial
Type: mechanical single family class: alteration to structure or system, , vu: installing 1 gas - water heater
Valuation:
N/A
Permit #:
MSF22-00966
Status:
final
Fee:
$51
Permit Type:
N/A
Building Type:
N/A
Whitman nancy 204 adding a single head daikin ductless heat pump
Valuation:
$8,000
Permit #:
7099073-RF
Status:
issued
Fee:
$130
Permit Type:
N/A
Building Type:
Multifamily
6201 building adding one 2-head ductless mini-split system to the first floor restaurant per plan
Valuation:
$19,000
Permit #:
7019952-ME
Status:
complete
Fee:
$1,518
Permit Type:
N/A
Building Type:
Commercial
Type: mechanical single family class: alteration to structure or system, , west: heat pump addition
Valuation:
N/A
Permit #:
MSF23-04871
Status:
final
Fee:
$69
Permit Type:
N/A
Building Type:
N/A
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Polk Mechanical LLC Reviews
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Verified License
BuildZoom confirmed this contractor's license
Polk Mechanical LLC License info
Verified License
| License # | POLKMML834J5 |
| Status | Active |
| City | Tukwila |
| Type | Construction Contractor, Heating/Vent/Air Conditioning And Refrig (Hvac/R) |
| Class | Limited Liability Company |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Polk Mechanical LLC at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | POLKMML834J5 |
| Status | Active |
| City | Marysville |
| Type | Contractor |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Polk Mechanical LLC at the The City of Marysville, Washington.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | POLKMML834J5 |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Polk Mechanical LLC at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
110
BuildZoom Score
Insured
| Insurer | Ohio Security Ins Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | Western Surety Co |
| Bond Value | $6,000 |
78
Permits
- Building permit records show that Polk Mechanical LLC has worked on 78 permitted projects.
Polk Mechanical LLC Employees
PL
Polkinghorn, Steven Lee
Owner
SP
Steven Polkinghorn
Partner/Member