Updated: Apr 18, 2026
Location and Projects
Address
9725 SE 36TH ST #401, Mercer Island, WA, 98040
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March Macdonald Inc Photos
March Macdonald Construction
Welcome to March-MacDonald, Inc., an established general contracting firm with more than two decades of hands-on construction, development and project management experience.
We specialize in building distinctive custom homes, residential remodels and commercial tenant improvements throughout the Pacific Northwest.
Founded in 1994, Clay March and his team of craftsmen have built a reputation for exceptional quality and a commitment to excellence. Our goal is your satisfaction, and our reputation depends on it.
As a respected member of the Master Builders Association of King and Snohomish Counties and the Building Industry Association of Washington, March-MacDonald continues to cultivate a reputation built on honesty, quality and trust. As a testament to our successful business practices, nearly all of our projects result from the referrals of very satisfied clients.
We are confident that as you learn about the quality of our projects and the personalized building experience we deliver, March-MacDonald, Inc., will emerge as your first choice among builders.
We look forward to exceeding your expectations.
From BuildZoom: March Macdonald Inc, 9725 SE 36th St, Mercer Island, WA (Owned by: March, Clayton Ernest) holds a Construction Contractor, General license and 2 other licenses according to the Tukwila license board.
Their BuildZoom score of 120 ranks in the top 1% of 128,670 Washington licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring March Macdonald Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
March Macdonald Inc Services
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March Macdonald Inc Contact Information
Phone Number: (206) 232-8464
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Address: 9725 SE 36TH ST #401, Mercer Island, WA 98040
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March Macdonald Inc Mercer Island
Quality
120
99th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
March Macdonald Inc has a BuildZoom score of 120, which places them above 99% of 128,670 contractors in Washington.
Activity
|
13 projects
|
2025 |
|
17 projects
|
2024 |
|
13 projects
|
2023 |
Our building permit records indicate that March Macdonald Inc has worked on at least
43.0 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
|
11 projects
|
Home Additions |
|
5 projects
|
New Constructions |
|
3 projects
|
Multi-room remodels |
|
3 projects
|
Kitchen remodels |
Analyzing permits over the last 4 years shows that March Macdonald Inc mostly works on
home addition
and new construction
projects.
Pricing
|
1 project
|
$5k-$20k |
|
1 project
|
$20k-$50k |
|
2 projects
|
$100k-$250k |
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.
Short single family residence remodel - remodel kitchen primary suite raise ceiling. new windows and doors. code24-000827
Valuation:
$250,000
Permit #:
B25000817
Status:
issued
Fee:
$21,813
Permit Type:
N/A
Building Type:
N/A
Project description: remodel existing detached garage to include demolish of (952 s.f.) roof area to allow for construction of guest cottage of 1 020 s.f. and addition 3o s.f. covered porch. does not include clearing & grading. does not include mechanical electrical nor plumbing
Valuation:
N/A
Permit #:
24 130005 BR
Status:
issued
Fee:
$5,128
Permit Type:
N/A
Building Type:
N/A
Type: building single family class: addition to structure *miller addition and remodel *sprinklers required* : replacing the main entry door and the deck door as well as adding an exterior stair from the main-level deck down to the yard. the exterior walls will be extended at the corners of the kitchen and bathroom areas. interior work will involve reconfiguring the layouts on both t... see more
Valuation:
N/A
Permit #:
BSF25-06164
Status:
issued
Fee:
$24,191
Permit Type:
N/A
Building Type:
N/A
Construction new single-family residence (sfr) 2 story with 3 car garage sprinkler system required 1862sf of conditioned space 464sf unconditioned 3 car garage total square feet = 2326sf
Valuation:
N/A
Permit #:
BLD2023-7253
Status:
applied
Fee:
$3,103
Permit Type:
N/A
Building Type:
Single family res...
Type: building non residential class: new, , 1302 market st: construct a 2-story office building over a basement parking garage. (plumbing mechanical and electrical permits are separate.), , project: 1302 market street office building
Valuation:
N/A
Permit #:
BNR17-07759
Status:
final
Fee:
$133,085
Permit Type:
N/A
Building Type:
N/A
Repair the roof damage that was caused by a fallen tree that fell on the east side of the house. the repair includes roof framing (structural) and interior & roof finishes repair
Valuation:
N/A
Permit #:
23 103361 BU
Status:
issued
Fee:
$568
Permit Type:
N/A
Building Type:
N/A
S.f. residence 1 story/cvrd porch/cvrd patio
Valuation:
$226,900
Permit #:
BF 23-0049
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Addition to existing structure 716 sf heated area on the main floor; enclose the existing covered carport to create a 421 sf non heated garage space. interior remodel of selected areas. remove existing concrete patio. includes clearing & grading. does not include plumbing mechanical or electrical
Valuation:
N/A
Permit #:
21 116319 BR
Status:
issued
Fee:
$6,913
Permit Type:
N/A
Building Type:
N/A
Type: building single family class: addition to structure, , eng residence room addition- *sprinkler modification required* adding new (330 sf) playroom on the 2nd floor. (ls no liq no lcrc)
Valuation:
N/A
Permit #:
BSF22-05031
Status:
final
Fee:
$2,472
Permit Type:
N/A
Building Type:
N/A
Addition to detached garage/adu/1 story/extended
Valuation:
$128,575
Permit #:
BF 25-0240
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Demolish existing single family structure construct new single-level single family residence with attached two-car garage. includes clear/grade row storm connection. does not include plumbing mechanical or electrical
Valuation:
N/A
Permit #:
20 123579 BS
Status:
final
Fee:
$11,659
Permit Type:
N/A
Building Type:
N/A
Type: building single family class: new *skilton nsfr: *sprinklers required* to construct a new single-family home includes 2-stories plus a partial basement & an attached 2-car garage
Valuation:
N/A
Permit #:
BSF23-07858
Status:
plancheck
Fee:
$53,233
Permit Type:
N/A
Building Type:
N/A
Type: building single family - bsf class: new eng residence-construct a new single family home including two stories approximately 4, 323 sf a three car garage a partially covered exterior patio and open decks. *sprinklers required*
Valuation:
N/A
Permit #:
BSF18-01308
Status:
final
Fee:
$56,290
Permit Type:
N/A
Building Type:
N/A
Hermsen construct substantial alterations and additions to existing single-family residence per plan
Valuation:
$500,000
Permit #:
6748559-CN
Status:
issued
Fee:
$10,467
Permit Type:
Add/alt
Building Type:
Single family/duplex
Addition and remodel. a third garage bay will be added to the existing 2-car garage. new lower level deck will be rebuilt at the existing location. includes clear and grade. does not include plumbing mechanical or electrical
Valuation:
N/A
Permit #:
18 131962 BR
Status:
final
Fee:
$12,061
Permit Type:
N/A
Building Type:
N/A
Type: plumbing non residential class: new structure, , 1302 market st: initial plumbing build-out related to bnr17-07759, , project: 1302 market street office building
Valuation:
N/A
Permit #:
PNR19-09825
Status:
final
Fee:
$2,207
Permit Type:
N/A
Building Type:
N/A
Type: demolition class: demolition olympic view apartments demo: demolish (1) 4-plex apartment building (units 1-4). to include removal of hardscapes
Valuation:
N/A
Permit #:
DEM24-07199
Status:
issued
Fee:
$1,816
Permit Type:
N/A
Building Type:
N/A
Type: demolition class: demolition, , skilton demo: to demolish existing home for a new single family residence
Valuation:
N/A
Permit #:
DEM23-08130
Status:
final
Fee:
$1,568
Permit Type:
N/A
Building Type:
N/A
Demolish existing single-family residence and garage and construct new single-family residence per plans 22 114606 wd
Valuation:
N/A
Permit #:
23 114038 BS
Status:
canceled
Fee:
$10,516
Permit Type:
N/A
Building Type:
N/A
Type: public works class: stand alone no fee permit existing apartment building to be demolished with a disconnect completed under dem24-07199. owner will not be developing the property at this time but wants to retain water service to irrigate the property. this permit is to reconnect 3/4 meter for irrigation and convert billing account from mtf to irrigation only. water meter re-co... see more
Valuation:
N/A
Permit #:
PUB25-04265
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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173
BZ Score
-
Avg Project
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Projects
165
BZ Score
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Avg Project
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Projects
164
BZ Score
$32.4K
Avg Project
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Projects
March Macdonald Inc Reviews
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Verified License
BuildZoom confirmed this contractor's license
March Macdonald Inc License info
License Not Verified
| License # | MARCHMI055BT |
| Status | Active |
| City | Tukwila |
| Type | Construction Contractor, General |
| Class | Corporation |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of January, 2026. Check the current license status of March Macdonald Inc with the The City of Tukwila, WA
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | MARCHMI055BT |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Corporation |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for March Macdonald Inc at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | CT-30695 |
| Status | Active |
| State | Hawaii |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of September, 2022. Check the current license status of March Macdonald Inc with the Hawaii Department of Commerce & Consumer Affairs
This is a sample of licensing data; click here to access a complete history.
120
BuildZoom Score
Insured
| Insurer | Developers Surety & Indem Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | Developers Surety & Indem Co |
| Bond Value | $12,000 |
153
Permits
- Building permit records show that March Macdonald Inc has worked on 153 permitted projects.
March Macdonald Inc Employees
CM
Clayton March
President
ME
March, Clayton Ernest
Owner
MM
Mark Macdonald
Vice President