Updated: May 05, 2026
Location and Projects
Address
351 Spinnaker Lane, Friday Harbor, WA, 98250
Use our bidding system to
request a quote
Mittendorf Quality Const Construction
Mittendorf Quality Const Inc at 351 Spinnaker Lane, Friday Harbor, WA 98250, held a General Contractor license (#MITTEQC009CP) with the Tukwila contractors license board with an expiration date of 08-15-2025. We last verified the license was expired on 03-26-2026.
Their BuildZoom score is 0 because we haven’t been able to verify an active license. As a result, they’re not ranked in the top 50% of 128,670 Washington contractors.
If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our project planner to be easily matched to qualified, licensed professionals in your area.
Mittendorf Quality Const Inc Services
Start a project today:
Mittendorf Quality Const Inc Contact Information
Phone Number: (360) 525-8885
Edit
Address: 351 Spinnaker Lane, Friday Harbor, WA 98250
Edit
Do you work for this business? Unlock this free profile to update company info and see who's viewing your profile.
Building Permits by Mittendorf Quality Const Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Dirks-nadelhoffer residence construct new exterior deck and interior alterations and establish new surface parking to existing single family residence subject to field inspection (stfi)
Valuation:
$100,000
Permit #:
6748142-CN
Status:
issued
Fee:
$1,936
Permit Type:
Add/alt
Building Type:
Single family/duplex
Residence - single family residence sji area 1
2024-05-15
Single family residence
Valuation:
N/A
Permit #:
BUILD-20-0342
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Construct interior non-structural alterations to the second floor of the existing single family residence subject to field inspection (stfi)
Valuation:
$45,000
Permit #:
6515808
Status:
final
Fee:
$1,264
Permit Type:
Addition or alter...
Building Type:
Single family du...
Interior alterations to existing restaurant remove some walls for reconfiguration of kitchen area remove a portion of storage mezzanine alter seating and increase capacity and occupy per plans
Valuation:
$91,000
Permit #:
6116513-CN
Status:
complete
Fee:
$2,616
Permit Type:
Add/alt
Building Type:
Commercial
Building 2-1st floor bump-outs; expand heated area in basement & 2nd floor mezzanine; retrofit windows kitchen/bath alterations in single family residence per plot plan subj to field inspection
Valuation:
$0
Permit #:
726928
Status:
Finaled Permit
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Alterations to 1st and 2nd floors enclose portion of 2nd floor deck and construct rooftop deck to single family residence per plan
Valuation:
$200,000
Permit #:
6134680-CN
Status:
complete
Fee:
$3,480
Permit Type:
Add/alt
Building Type:
Single family/duplex
Construct addition to kitchen alter interior for new stair and demolish detached garage (2nd garage to remain) per plot plan and subject to field inspection
Valuation:
$0
Permit #:
733688
Status:
Finaled Permit
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Construct partial 2nd floor addition and interior alterations to existing single family residence per plan
Valuation:
$120,000
Permit #:
6096653-CN
Status:
complete
Fee:
$2,720
Permit Type:
Add/alt
Building Type:
Single family/duplex
Construct/repair foundation (pin piles) and level existing single family residence per plan
Valuation:
$20,000
Permit #:
6217579-CN
Status:
complete
Fee:
$1,112
Permit Type:
Add/alt
Building Type:
Single family/duplex
Interior alterations in basement of existing single family residence per floor plan subject to field inspection (stfi)
Valuation:
$30,000
Permit #:
6215830-CN
Status:
complete
Fee:
$517
Permit Type:
Add/alt
Building Type:
Single family/duplex
Construct additions and alterations to expand upper level of existing single family residence per plan
Valuation:
$40,000
Permit #:
6501511-CN
Status:
complete
Fee:
$1,280
Permit Type:
Add/alt
Building Type:
Single family/duplex
Addition and remodel of existing single family residence additions main level 134.5 sf upper level 146.5 sf remodel area 315 sf
Valuation:
$43,850
Permit #:
SFR2013-00085
Status:
issued
Fee:
N/A
Permit Type:
Single-family
Building Type:
N/A
Addition one bedroom to existing crawl space @ single family residence all per subject to field insp. (stfi)
Valuation:
$0
Permit #:
716798
Status:
Finaled Permit
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Second story addition to existing single family residence subject to field inspection (stfi)
Valuation:
$9,393
Permit #:
6200560
Status:
Permit Closed
Fee:
$260
Permit Type:
Single family du...
Building Type:
N/A
Interior alteration to existing single family residence per plan subject to field inspection (stfi)
Valuation:
$0
Permit #:
748976
Status:
Finaled Permit
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Repair foundation with pin piles at nw corner of existing single family residence per plan
Valuation:
$8,000
Permit #:
6207892-CN
Status:
complete
Fee:
$687
Permit Type:
Add/alt
Building Type:
Single family/duplex
Second story addition to existing single family residence subject to field inspection (stfi)
Valuation:
$9,393
Permit #:
6200560-CN
Status:
complete
Fee:
$260
Permit Type:
Add/alt
Building Type:
Single family/duplex
Replace old section of concrete sewer with plastic
Valuation:
N/A
Permit #:
6227472-SS
Status:
complete
Fee:
$363
Permit Type:
N/A
Building Type:
Single family/duplex
Remodel basement bathroom kitchen and main floor bathrooms. includes plumbing mechanical and electrical (new fixtures outlets & panel)
Valuation:
N/A
Permit #:
04 111238 BU
Status:
final
Fee:
$2,123
Permit Type:
N/A
Building Type:
N/A
On-site sewage system soil evaluation (site registration)
2001-05-18
No Description Available
Valuation:
N/A
Permit #:
SR-85-29
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Similar Contractors See more
131
BZ Score
$4.3K
Avg Project
-
Projects
132
BZ Score
$1.3K
Avg Project
-
Projects
134
BZ Score
$11K
Avg Project
-
Projects
Mittendorf Quality Const Inc Reviews
BuildZoom hasn't received any reviews for Mittendorf Quality Const Inc. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Mittendorf Quality Const Inc License info
Inactive License
| License # | MITTEQC009CP |
| Status | Inactive |
| City | Tukwila |
| Type | Construction Contractor, General |
| Class | Corporation |
| Business Type | 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 Mittendorf Quality Const Inc at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | MITTEQC009CP |
| Status | Inactive |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Corporation |
- 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 Mittendorf Quality Const Inc at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
ALERT*
BuildZoom Score
- How the BuildZoom Score works
- *No active license on file. If you are Mittendorf Quality Const Inc, click “This is My Business” to update your information.
Insured
| Insurer | Developers Surety & Indem Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | Cbic |
| Bond Value | $12,000 |
18
Permits
- Building permit records show that Mittendorf Quality Const Inc has worked on 18 permitted projects.
Mittendorf Quality Const Inc Employees
LA
Linton, William A
Agent
MC
Mittendorf, Stephen Carter
President
MC
Mittendorf, Steve Carter
Governing Persons
SM
Stephen Mittendorf
President
WL
William Linton
Agent