Updated: Jul 14, 2026
Location and Projects
Address
143 Ericksen Avenue NE, Bainbridge Island, WA, 98110
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Isley, William A Construction
Serving Bainbridge Island and the surrounding areas, Isley, William A brings over a decade of construction experience to both residential and commercial projects. With 12 years in the industry, the business takes on a variety of project types typical for the region, including home remodeling, additions, and new construction. Projects frequently involve upgrades to kitchens, bathrooms, and living spaces, tailored to the architectural styles found on Bainbridge Island. The company works with homeowners to update single-family homes as well as with property managers on multi-unit dwellings and light commercial spaces. Drawing from extensive regional experience, Isley, William A combines practical building techniques suited to the Pacific Northwest climate and landscapes, and is equipped to address both interior and exterior construction needs.
Isley, William A Services
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Isley, William A Contact Information
Phone Number: (206) 491-0058
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Address: 143 Ericksen Avenue NE, Bainbridge Island, WA 98110
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Isley, William A Bainbridge Island
Quality
107
94th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Isley, William A has a BuildZoom score of 107, which places them above 94% of 128,670 contractors in Washington.
Activity
|
9 projects
|
2025 |
|
3 projects
|
2024 |
|
8 projects
|
2023 |
Our building permit records indicate that Isley, William A has worked on at least
20.0 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 |
|
3 projects
|
New Constructions |
Analyzing permits over the last 4 years shows that Isley, William A mostly works on
new construction
and home addition
projects.
Pricing
|
2 projects
|
$5k-$20k |
|
2 projects
|
$20k-$50k |
|
3 projects
|
$50k-$100k |
|
1 project
|
$100k-$250k |
|
1 project
|
$250k-$500k |
|
1 project
|
$500k-$1mil |
The typical size of their permits is approximately $72,867. 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.
Updated the energy code credits and changed from prescriptive to total ua alternative. changed covered porch from concrete slab to joists and decking. removed wood burning fireplace and bump-out replaced with electric fireplace inside building envelope. added decorative window opening on the upper floor bedroom wall. changed kitchen hood vent to downdraft unit
Valuation:
N/A
Permit #:
BLD28454 REV1
Status:
application has been approved and/or closed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Stormwater drainage plan - aa revised drainage system was proposed that would tie into the existing working system and create less impact on the current landscaping. the new drainage system would include a rain garden located approx. 20 feet from the property line and at least 50 feet from the existing drainfield
Valuation:
N/A
Permit #:
BLD28502 REV2
Status:
application has been approved and/or closed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Construct a second-floor bedroom addition over existing first-floor area and a second-floor bathroom addition over a new porch and a partial remodel of existing single-family residence
Valuation:
$19,514
Permit #:
BLD27926
Status:
application has been approved and/or closed
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Construction of new home on existing foundation as previous home burned down aug.2023
Valuation:
$600,000
Permit #:
BLD28502
Status:
application has been approved and/or closed
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Residential alteration - subject to field inspection
2025-12-02
1400 sq. ft. int. remodel
Valuation:
$100,000
Permit #:
BLD28926
Status:
application has been approved and/or closed
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Alterations to the lateral system to reduce the number of strong walls required by adding a new plywood shear wall in the interior of the two story part of the house
Valuation:
N/A
Permit #:
BLD25666 REV-1
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Suite 108 interior tenant improvement work
Valuation:
$100,000
Permit #:
BLD23778TEN REV-14
Status:
application has been approved and/or closed
Fee:
N/A
Permit Type:
N/A
Building Type:
Commercial
No Description Available
Valuation:
$100,000
Permit #:
BLD29213
Status:
application materials have been submitted.
Fee:
N/A
Permit Type:
N/A
Building Type:
Commercial
Residential alteration - subject to field inspection
2023-02-03
Installing a 3 story elevator in the residence from the bottom floor to the third floor
Valuation:
$50,000
Permit #:
BLD27080
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Rehab existing structure reduce number of bedrooms from 4-2 open upper floor ceiling possible addition to existing deck
Valuation:
N/A
Permit #:
BLD23811REV-1
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Residential alteration - subject to field inspection
2022-04-12
We are building a series of decks to support canvas wall tents
Valuation:
$110,000
Permit #:
BLD26558
Status:
applied
Fee:
$1,056
Permit Type:
N/A
Building Type:
Residential
Remodel
Valuation:
$200,000
Permit #:
BLD27572
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
We will be installing a new propane tank gas stove gas heater and updating the gas piping
Valuation:
N/A
Permit #:
BLD29308
Status:
application has been approved and/or closed
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Revised - demolish existing residence and rebuild on existing foundation per drawings. remove & replace existing decks. remove & replace existing doors and windows in the garage and space above
Valuation:
$61,358
Permit #:
BLD27189
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
1400 sq. ft. int. remodel
Valuation:
N/A
Permit #:
BLD28926 REV-1
Status:
application has been approved and/or closed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New garage
Valuation:
$84,376
Permit #:
BLD52175
Status:
triage
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Tenant improvements to remove and relocate the bar at an existing restaurant
Valuation:
$32,000
Permit #:
BLD29405
Status:
triage
Fee:
N/A
Permit Type:
N/A
Building Type:
Commercial
Single family house
Valuation:
$54,556
Permit #:
BLD28607
Status:
triage
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Residential single family residence
2023-09-01
Single family residence
Valuation:
$48,922
Permit #:
BLD52184
Status:
plancheck
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Residential alteration - subject to field inspection
2025-10-22
Residential interior remodel of 600 s.f. condo-upper level of small duplex building @ south end of the property. insulate and update
Valuation:
$100,000
Permit #:
BLD29624
Status:
triage
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
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BZ Score
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Avg Project
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Projects
164
BZ Score
-
Avg Project
-
Projects
164
BZ Score
$32.4K
Avg Project
-
Projects
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Isley, William A License info
Verified License
| License # | ISLEYC*893O8 |
| 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 Isley, William A at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | ISLEYC*893O8 |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, General |
- When BuildZoom last verified this license, it had an expiration date of September, 2023. Check the current license status of Isley, William A with the Washington State Department of Labor & Industries
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 3071 |
| Status | Inactive |
| State | Washington |
| Type | Architect |
- According to the Washington State Business Licensing , 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 Isley, William A at the Washington State Business Licensing .
This is a sample of licensing data; click here to access a complete history.
107
BuildZoom Score
Insured
| Insurer | Security National Insurance |
| Insured up to | $500,000 |
Bonded
| Bonded Agent | Western Surety Co |
| Bond Value | $12,000 |
33
Permits
- Building permit records show that Isley, William A has worked on 33 permitted projects.
Isley, William A Employees
IW
Isley, Benson William
Manager
IA
Isley, William A
Owner