Updated: Oct 29, 2025
Location and Projects
Address
1851 Central PL S, Kent, WA, 98030
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Construction & Dsgn Assoc Llc
Construction & Dsgn Assoc Llc, 1851 Central Pl S, Kent, WA (Owned by: Zwart, Donley Day) holds a Construction Contractor, General license and 1 other license according to the Tukwila license board.
Their BuildZoom score of 101 ranks in the top 12% of 128,670 Washington licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Construction & Dsgn Assoc Llc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Construction & Dsgn Assoc Llc Services
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Construction & Dsgn Assoc Llc Contact Information
Phone Number: (253) 854-0595
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Address: 1851 Central PL S, Kent, WA 98030
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Construction & Dsgn Assoc Llc Kent
Quality
101
88th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Construction & Dsgn Assoc Llc has a BuildZoom score of 101, which places them above 88% of 128,670 contractors in Washington.
Activity
|
2 projects
|
2024 |
|
2 projects
|
2022 |
Our building permit records indicate that Construction & Dsgn Assoc Llc has worked on at least
4.0 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.
Pricing
|
1 project
|
$100k-$250k |
|
1 project
|
$500k-$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.
Building Permits by Construction & Dsgn Assoc Llc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Mri machine replacement in existing mri suite and associated relevant minor construction work
Valuation:
$575,000
Permit #:
B24-0111
Status:
applied
Fee:
$13,091
Permit Type:
N/A
Building Type:
Multicare mri mac...
Multicare deaconess hospital is replacing existing computerized tomography (ct) equipment with new ct equipment. **trade permits issued separately**
Valuation:
$160,000
Permit #:
B2320877BLDC
Status:
final
Fee:
$2,149
Permit Type:
N/A
Building Type:
N/A
Ti- interior remodel ~ medical imaging nw build/*mech/plumbing* *added 10.6.17**
Valuation:
N/A
Permit #:
B-17-0826-1
Status:
expired
Fee:
$3,107
Permit Type:
Alteration/remodel
Building Type:
N/A
Remodel two existing offices into one office and extend the existing hallway. widen opening into existing work area (portal)
Valuation:
$18,000
Permit #:
18-3950
Status:
issued
Fee:
$816
Permit Type:
N/A
Building Type:
Commercial
Tenant improvement mri control & equipment rooms - rainier orthopedic building only
Valuation:
N/A
Permit #:
B-18-1004-1
Status:
expired
Fee:
$1,353
Permit Type:
Alteration/remodel
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
16-3834-B
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Commercial
No Description Available
Valuation:
N/A
Permit #:
16-4168-B
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Commercial
Replace existing mri with new model in same location on third floor of existing building. repair rf sheilding and room finishes. modifications to the existing fire sprinkler system effecting 4 or more heads or any fire alarm system modification to accommodate the tenant improvements are to be by separate permit. fire sprinkler piping and fire sprinkler heads within the shielded enclos... see more
Valuation:
$97,440
Permit #:
B15-0132
Status:
final
Fee:
$2,669
Permit Type:
Institutional
Building Type:
Mri replacement
Construct alterations to existing medical office to remove and replace mri unit and place bollards in the parking garage per plan
Valuation:
$51,000
Permit #:
6360193-CN
Status:
complete
Fee:
$1,763
Permit Type:
Add/alt
Building Type:
Commercial
Type: building non residential - bnr class: interior alteration, , construct suite for mobile mri with changing rooms and waiting area for ortho washington mri, , project: prj8202
Valuation:
N/A
Permit #:
BLD11-00618
Status:
final
Fee:
$525
Permit Type:
N/A
Building Type:
N/A
Remove old model ct machine demolish portion of existing wood floor system construct concrete pad install new model ct machine
Valuation:
N/A
Permit #:
07 107586 BZ
Status:
final
Fee:
$845
Permit Type:
N/A
Building Type:
N/A
Type: building non residential - bnr class: interior alteration, , enclose 134 sf of existing open office for private office & revision of counters in reception area, , project: prj8202
Valuation:
N/A
Permit #:
BLD09-00245
Status:
final
Fee:
$518
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
20-0727
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Commercial
No Description Available
Valuation:
N/A
Permit #:
BLDG21-0433
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
Commercial
No Description Available
Valuation:
N/A
Permit #:
BLDG21-0425
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
Commercial
Type: building non residential - bnr class: interior alteration, , ortho washington - remove and replace like for like mir eq remove existing wall between rooms and make one large room, , project: prj8202
Valuation:
N/A
Permit #:
BLD06-00366
Status:
final
Fee:
$706
Permit Type:
N/A
Building Type:
N/A
Reinforce floor for new ct machine/center for diagnostic imaging o.t.c. per c.b
Valuation:
$8,467
Permit #:
B090126
Status:
complete
Fee:
$205
Permit Type:
N/A
Building Type:
N/A
Addition of new act and grid and finishes
Valuation:
N/A
Permit #:
08 109733 BZ
Status:
final
Fee:
$914
Permit Type:
N/A
Building Type:
N/A
Construct addition & remodel administrative offices - tacoma radiology
Valuation:
N/A
Permit #:
BLD2000-00380
Status:
final
Fee:
$4,367
Permit Type:
N/A
Building Type:
N/A
Tenant improvement - mount rainier imaging - remove & reset doors for mri removal
Valuation:
$0
Permit #:
Z-00-9023
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Construction & Dsgn Assoc Llc Reviews
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Verified License
BuildZoom confirmed this contractor's license
Construction & Dsgn Assoc Llc License info
Verified License
| License # | CONSTDA015LB |
| Status | Active |
| City | Tukwila |
| Type | Construction Contractor, General |
| Class | Limited Liability Company |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of October 2025.
Verify this license's status for Construction & Dsgn Assoc Llc at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | CONSTDA015LB |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of October 2025.
Verify this license's status for Construction & Dsgn Assoc Llc at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
101
BuildZoom Score
Insured
| Insurer | Nationwide Mutual Ins Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | Developers Surety & Indem Co |
| Bond Value | $12,000 |
18
Permits
- Building permit records show that Construction & Dsgn Assoc Llc has worked on 18 permitted projects.
Construction & Dsgn Assoc Llc Employees
DG
Dean Grefthen
Partner/Member
DZ
Donley Zwart
Partner/Member
RA
Ralph Alskog
Partner/Member
RA
Raymond Atwood
Partner/Member
TT
Thomas Thornton
Partner/Member
ZD
Zwart, Donley Day
Owner