Updated: May 13, 2026
Location and Projects
Address
5579 W McKenzie Woolard Rd, Deer Park, WA, 99006
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Industrial Support Service Construction
Industrial Support Service LLC, 5579 W Mckenzie Woolard Rd, Deer Park, WA (Employees: Jefferi Schmidlkofer, John Schmidlkofer, and Schmidlkofer, Jefferi) holds a Electrical Contractor, General license and 3 other licenses according to the Tukwila license board.
Their BuildZoom score of 97 ranks in the top 18% of 128,670 Washington licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Industrial Support Service LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Industrial Support Service LLC Services
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Industrial Support Service LLC Contact Information
Phone Number: (509) 276-5131
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Address: 5579 W McKenzie Woolard Rd, Deer Park, WA 99006
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Building Permits by Industrial Support Service LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Adding 20amp circuit for new automated doors
Valuation:
N/A
Permit #:
B2206541ELEC
Status:
final
Fee:
$45
Permit Type:
Remodel
Building Type:
N/A
Addition structural steel and concrete support to boiler plant - boiler inducer fan #5
Valuation:
$50,000
Permit #:
BLD2018-018
Status:
final
Fee:
$967
Permit Type:
N/A
Building Type:
Commercial-mech-alte
Installation of 200amp transfer switch
Valuation:
N/A
Permit #:
B2120242ELEC
Status:
final
Fee:
$65
Permit Type:
Remodel
Building Type:
N/A
Installation of 200amp transfer switch
Valuation:
N/A
Permit #:
B2117240ELEC
Status:
final
Fee:
$65
Permit Type:
Remodel
Building Type:
N/A
Installation of 200amp transfer switch
Valuation:
N/A
Permit #:
B2107721ELEC
Status:
final
Fee:
$65
Permit Type:
Remodel
Building Type:
N/A
Installation of 200amp transfer switch
Valuation:
N/A
Permit #:
B2114297ELEC
Status:
final
Fee:
$65
Permit Type:
Remodel
Building Type:
N/A
Installation of 200amp transfer switch
Valuation:
N/A
Permit #:
B2120499ELEC
Status:
expired
Fee:
$65
Permit Type:
Remodel
Building Type:
N/A
Temporary power for new apartment building
Valuation:
N/A
Permit #:
B1714336ELEC
Status:
withdrawn
Fee:
$45
Permit Type:
New
Building Type:
N/A
Temporary power for new apartment building
Valuation:
N/A
Permit #:
B1714336ELEC
Status:
withdrawn
Fee:
$45
Permit Type:
New
Building Type:
N/A
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Industrial Support Service LLC Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Industrial Support Service LLC License info
License Not Verified
| License # | INDUSSS9031A |
| Status | Active |
| City | Tukwila |
| Type | Electrical Contractor, General |
| Class | Limited Liability Company |
| Business Type | Limited Liability Company |
- When BuildZoom last verified this license, it had an expiration date of April, 2026. Check the current license status of Industrial Support Service LLC 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 # | INDUSSS903JA |
| Status | Active |
| City | Tukwila |
| Type | Construction Contractor, General |
| Class | Limited Liability Company |
| Business Type | Limited Liability Company |
- When BuildZoom last verified this license, it had an expiration date of April, 2026. Check the current license status of Industrial Support Service LLC with the The City of Tukwila, WA
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | INDUSSS9031A |
| Status | Active |
| State | Washington |
| Type | Electrical Contractor, Electrical Contractor |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Industrial Support Service LLC 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 # | INDUSSS903JA |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Industrial Support Service LLC at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
97
BuildZoom Score
Insured
| Insurer | Alaska National Insurance Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | American States Insurance Co |
| Bond Value | $12,000 |
8
Permits
- Building permit records show that Industrial Support Service LLC has worked on 8 permitted projects.
Industrial Support Service LLC Employees
JS
Jefferi Schmidlkofer
Partner/Member
JS
John Schmidlkofer
Partner/Member
SJ
Schmidlkofer, Jefferi
Governing Persons
SL
Schmidlkofer, Jefferi L
Partner/Member
SL
Schmidlkofer, Jefferi Lynn
Partner/Member
SE
Schmidlkofer, John E
Partner/Member