Updated: Jul 18, 2026
Location and Projects
Address
12539 W SUNNYVALE DR, Nine Mile Falls, WA, 99026
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Jeffrey A Mahowald Cont Construction
Jeffrey A Mahowald Cont Inc at 12539 W SUNNYVALE DR, Nine Mile Falls, WA 99026, held a General Contractor license (#JEFFRMC953JD) with the Tukwila contractors license board with an expiration date of 04-21-2021. 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 bidding system to be easily matched to qualified, licensed professionals in your area.
Jeffrey A Mahowald Cont Inc Services
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Jeffrey A Mahowald Cont Inc Contact Information
Phone Number: (509) 468-0816
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Address: 12539 W SUNNYVALE DR, Nine Mile Falls, WA 99026
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Building Permits by Jeffrey A Mahowald Cont Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
New horizons care center tenant improvement building 2 sets of exterior stairs with rail
Valuation:
$9,000
Permit #:
B1918312BLDC
Status:
complete
Fee:
$321
Permit Type:
N/A
Building Type:
N/A
Residential addition, adding 156 sq ft of living space. remodeling existing bathroom.
Valuation:
$17,573
Permit #:
B1711310BLDR
Status:
final
Fee:
$336
Permit Type:
N/A
Building Type:
N/A
Commercial tenant improvement otc- rebuilding existing stairs
Valuation:
$4,500
Permit #:
B1910214BLDC
Status:
complete
Fee:
$235
Permit Type:
N/A
Building Type:
N/A
Plumbing for residential bathroom remodel. replacing; lavatory, sink and shower.
Valuation:
N/A
Permit #:
B1711311PLMB
Status:
final
Fee:
$58
Permit Type:
Remodel
Building Type:
N/A
Install egress window south side of home
Valuation:
$2,500
Permit #:
BLD-2016-3464
Status:
complete
Fee:
$121
Permit Type:
N/A
Building Type:
Residential
Robinson residence - bathroom remodel
Valuation:
$6,000
Permit #:
B1902619BLDR
Status:
complete
Fee:
$157
Permit Type:
N/A
Building Type:
N/A
Robinson residence - bathroom remodel
Valuation:
N/A
Permit #:
B1902621MECH
Status:
final
Fee:
$40
Permit Type:
Remodel
Building Type:
N/A
Robinson residence - bathroom remodel
Valuation:
N/A
Permit #:
B1902620PLMB
Status:
final
Fee:
$47
Permit Type:
Remodel
Building Type:
N/A
Adding vent fan in new addition as well as bathroom remodel
Valuation:
N/A
Permit #:
B1711312MECH
Status:
final
Fee:
$51
Permit Type:
Remodel
Building Type:
N/A
Construction of new egress window
Valuation:
$2,500
Permit #:
BLD-2018-2807
Status:
complete
Fee:
$123
Permit Type:
N/A
Building Type:
Residential
No Description Available
Valuation:
N/A
Permit #:
BLD-2016-3464
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Kitchen remodel
Valuation:
N/A
Permit #:
B1801508
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Bathroom remodel - reconfigure bathroom layout to incorporate bathtub
Valuation:
$6,000
Permit #:
B1410832BLDR
Status:
final
Fee:
$155
Permit Type:
N/A
Building Type:
N/A
Bathroom remodel - reconfigure bathroom layout to incorporate bathtub
Valuation:
N/A
Permit #:
B1410833PLMB
Status:
final
Fee:
$47
Permit Type:
Remodel
Building Type:
N/A
Replace 1 windows for residential house - one egress window
Valuation:
$2,400
Permit #:
B1804897RFSW
Status:
final
Fee:
$116
Permit Type:
N/A
Building Type:
Residential house
Repair/replace 2 existing decks
Valuation:
$3,398
Permit #:
B1510615BLDR
Status:
final
Fee:
$154
Permit Type:
N/A
Building Type:
N/A
Install 2 egress windows - jensen residence
Valuation:
$4,600
Permit #:
B1414684RFSW
Status:
final
Fee:
$142
Permit Type:
N/A
Building Type:
N/A
Residential addition adding 156 sq ft of living space. remodeling existing bathroom
Valuation:
$17,573
Permit #:
B1711310BLDR
Status:
final
Fee:
$336
Permit Type:
N/A
Building Type:
N/A
New egress window
Valuation:
$2,000
Permit #:
B1703529RFSW
Status:
final
Fee:
$103
Permit Type:
N/A
Building Type:
N/A
Finish basement - bedroom bathroom storage family room office
Valuation:
$17,500
Permit #:
B1308431BLDR
Status:
complete
Fee:
$311
Permit Type:
N/A
Building Type:
N/A
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Jeffrey A Mahowald Cont Inc License info
Inactive License
| License # | JEFFRMC953JD |
| 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 Jeffrey A Mahowald Cont 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 # | JEFFRMC953JD |
| 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 Jeffrey A Mahowald Cont 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 Jeffrey A Mahowald Cont Inc, click “This is My Business” to update your information.
Insured
| Insurer | Cincinnati Ins Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | Ohio Cas Ins Co |
| Bond Value | $12,000 |
24
Permits
- Building permit records show that Jeffrey A Mahowald Cont Inc has worked on 24 permitted projects.
Jeffrey A Mahowald Cont Inc Employees
JM
Jeffrey Mahowald
President
JM
Jodie Mahowald
Vice President
KM
Kimberly Mahowald
Vice President
MA
Mahowald, Jeffrey A
President
MD
Mahowald, Kimberly D
Vice President
OB
Olsen, Brian
Governing Persons