Updated: Apr 19, 2026
Location and Projects
Address
PO BOX 1606, Mercer Island, WA, 98040
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Mercer Builders Construction
Serving Mercer Island, WA, Mercer Builders LLC specializes in residential construction and remodeling projects. With 20 years of experience, the company works with homeowners on projects such as custom home building, home additions, kitchen and bathroom remodels, and whole-house renovations. Mercer Builders LLC has completed a range of permit-approved projects in its local area, focusing on property improvements that enhance both function and value. The firm serves clients across Mercer Island and nearby Seattle suburbs, taking on projects for single-family homes. Mercer Builders LLC emphasizes careful project management and coordination with clients throughout the construction process, ensuring that each project aligns with local codes and requirements. The company brings two decades of regional experience to remodeling and construction work in the greater Mercer Island community.
Mercer Builders LLC Services
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Mercer Builders LLC Contact Information
Phone Number: (206) 275-1234
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Address: PO BOX 1606, Mercer Island, WA 98040
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Mercer Builders LLC Mercer Island
Quality
113
97th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Mercer Builders LLC has a BuildZoom score of 113, which places them above 97% of 128,670 contractors in Washington.
Activity
|
14 projects
|
2025 |
|
16 projects
|
2024 |
|
14 projects
|
2023 |
Our building permit records indicate that Mercer Builders LLC has worked on at least
44.0 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
|
12 projects
|
New Constructions |
|
6 projects
|
Home Additions |
|
6 projects
|
Multi-room remodels |
|
6 projects
|
Kitchen remodels |
Analyzing permits over the last 4 years shows that Mercer Builders LLC mostly works on
new construction
and kitchen remodel
projects.
Pricing
|
1 project
|
$500k-$1mil |
|
1 project
|
$1mil+ |
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.
Type: plumbing single family class: addition to structure [2018 irc] *motwani residence addition: *sprinklers required* the project consists of a renovation and addition to the existing structure of a two-story single family residence
Valuation:
N/A
Permit #:
PSF25-00401
Status:
issued
Fee:
$348
Permit Type:
N/A
Building Type:
N/A
Type: mechanical single family class: addition to structure [2018 irc] *motwani residence addition: *sprinklers required* the project consists of a renovation and addition to the existing structure of a two-story single family residence
Valuation:
N/A
Permit #:
MSF25-00397
Status:
issued
Fee:
$365
Permit Type:
N/A
Building Type:
N/A
Pomeroy new single family residence 6854994-cn: reuse the existing sanitary sewer connection to the sanitary sewer main in 35th ave s. new storm and footing drains to a new connection to the storm main in 35th ave s. new core tap by spu. onsite stormwater management facilities are required. a separate sdot right-of-way (row) permit must be obtained from sdot
Valuation:
$999,999
Permit #:
6985227-SS
Status:
issued
Fee:
$750
Permit Type:
New
Building Type:
Single family/duplex
Remodel of existing single family residence with expansion of existing dormers all within existing footprint
Valuation:
$1,366,924
Permit #:
BLD29252
Status:
triage
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Demolition of the existing house and detached garage. construction of a new single-family dwelling with landscaping. includes work in the right of way storm connection and clearing & grading. does not include plumbing mechanical or electrical. *add on mechanical
Valuation:
N/A
Permit #:
22 131541 BS
Status:
issued
Fee:
$22,130
Permit Type:
N/A
Building Type:
N/A
Renovation to main floor bedroom wing and downstairs family/laundry room. new window locations in existing walls. roof replacement
Valuation:
N/A
Permit #:
25 108802 BU
Status:
issued
Fee:
$6,445
Permit Type:
N/A
Building Type:
N/A
Addition to an existing single family residence. the newly added area will be a 1 story attached to the existing house with hallway mud area office primary bedroom primary bathroom and laundry area. existing house will be re-roofed. includes clearing & grading. does not include plumbing electrical or mechanical
Valuation:
N/A
Permit #:
24 101204 BR
Status:
issued
Fee:
$5,670
Permit Type:
N/A
Building Type:
N/A
Type: building single family class: addition to structure, , rich residence remodel/addition- the scope of work includes interior bathroom remodel interior master suite remodel small addition at the lower level demolish upper level deck & enlarge upstairs bedroom new foundation at corner of building (addition) and new windows where noted on the plans. please note that we are not chang... see more
Valuation:
N/A
Permit #:
BSF20-02729
Status:
final
Fee:
$3,513
Permit Type:
N/A
Building Type:
N/A
Demolition of all existing structures; construction of a new single family home detached garage pool and pool house. includes storm connection right-of-way and clearing & grading. does not include plumbing (18-111679 bn) electrical and mechanical (18-112370 bk hydronic piping only)
Valuation:
N/A
Permit #:
17 110718 BS
Status:
final
Fee:
$20,773
Permit Type:
N/A
Building Type:
N/A
1124sf interior remodel of kitchen living room office and bathroom on main level of existing building with limited structural work by others. reclad existing fireplace existing firebox and flue to remain. does not include mechanical electrical or plumbing
Valuation:
N/A
Permit #:
21 103028 BU
Status:
expired
Fee:
$2,275
Permit Type:
N/A
Building Type:
N/A
Single family residence construction. updated water meter needed to support new fire supression system 24 107207 ua
Valuation:
N/A
Permit #:
25 113841 UC
Status:
final
Fee:
$1,658
Permit Type:
N/A
Building Type:
N/A
Type: building not occupied class: new, , myers residence: temporary shoring construction project installing retaining wall, , project: myers pier extension bulkhead removal nsfr
Valuation:
N/A
Permit #:
BNO18-08446
Status:
final
Fee:
$570
Permit Type:
N/A
Building Type:
N/A
Type: building single family - bsf class: new, , myers new sfr: construction of a new single family home with attached garage and patio. *sprinklers required*, , project: myers pier extension bulkhead removal nsfr
Valuation:
N/A
Permit #:
BSF19-00869
Status:
final
Fee:
$39,191
Permit Type:
N/A
Building Type:
N/A
E21-33848 cwa review. im-breeden addition interior kitchen and bathroom remodel with 165 ft. addition of breakfast nook located on same footprint as existing sun porch. sun porch to be removed. no net increase in lot coverage
Valuation:
N/A
Permit #:
BSF2021-28803
Status:
expired
Fee:
$7,694
Permit Type:
N/A
Building Type:
N/A
A single family residential remodel residence project involving (living room bedroom kitchen basement bathroom family room)
Valuation:
N/A
Permit #:
23 105626 BT
Status:
issued
Fee:
$1,661
Permit Type:
N/A
Building Type:
N/A
Type: electrical single family class: alteration to structure or system, , hall new single family residence (re: bsf20-01822): temporary service 1-200 amps
Valuation:
N/A
Permit #:
ESF20-06693
Status:
final
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
Rev1-build 2873 sq ft single family residence on vacant lot in critical area
Valuation:
N/A
Permit #:
2110-193
Status:
final
Fee:
$31,975
Permit Type:
N/A
Building Type:
N/A
Complete remodel of existing condominium. does not include plumbing electrical or mechanical
Valuation:
N/A
Permit #:
23 100277 BU
Status:
issued
Fee:
$2,434
Permit Type:
N/A
Building Type:
N/A
Type: electrical single family - esf class: alteration to structure or system, , hall-(re:dem20-01785 & bsf20-01822-a (single family residential alteration) project installing (temporary service 1-200 amps; primary building)
Valuation:
N/A
Permit #:
ESF20-04818
Status:
final
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
Interior renovations new kitchen baths deck replacement and new canopy structure. expanded door openings. does not include mechanical electrical nor plumbing
Valuation:
N/A
Permit #:
24 105619 BR
Status:
issued
Fee:
$10,394
Permit Type:
N/A
Building Type:
N/A
Similar Contractors See more
173
BZ Score
-
Avg Project
-
Projects
165
BZ Score
-
Avg Project
-
Projects
164
BZ Score
$32.4K
Avg Project
-
Projects
Mercer Builders LLC Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Mercer Builders LLC License info
License Not Verified
| License # | MERCEBL942J7 |
| 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 Mercer Builders 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 # | MERCEBL942J7 |
| 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 Mercer Builders LLC at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | MERCEBL942J7 |
| Status | Inactive |
| City | Sammamish |
| Type | Contractor |
| Business Type | Limited Liability Company |
- According to the The City of Sammamish, 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 Mercer Builders LLC at the The City of Sammamish, WA.
This is a sample of licensing data; click here to access a complete history.
113
BuildZoom Score
Insured
| Insurer | Navigators Ins Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | CBIC |
| Bond Value | $12,000 |
118
Permits
- Building permit records show that Mercer Builders LLC has worked on 118 permitted projects.
Mercer Builders LLC Employees
ST
Schultz, Thomas
Partner/Member
SM
Schultz, Thomas M
Governing Persons
TS
Thomas Schultz
Partner/Member