Updated: May 17, 2026
Location and Projects
Address
PO BOX 27207, Seattle, WA, 98165
Use our bidding system to
request a quote
Twc Development Construction
Based in Seattle, Washington, Twc Development LLC has been operating in the region for 19 years. The company’s project portfolio features both residential and commercial work within the greater Seattle area. Twc Development LLC is experienced in managing new construction as well as major renovations, overseeing projects from initial planning through completion. Example projects include custom-built single-family homes, multifamily dwellings, and tenant improvements for commercial spaces. The company works with homeowners, developers, and business owners to deliver a range of construction services tailored to specific project requirements. Twc Development LLC’s experience encompasses site evaluation, structural framing, interior finishing, and coordination of subcontracted trades. Their longstanding presence in Seattle positions them as a knowledgeable contractor for property owners seeking assistance with ground-up construction or large-scale remodels.
Twc Development LLC Services
Start a project today:
Twc Development LLC Contact Information
Phone Number: (206) 522-9994
Edit
Address: PO BOX 27207, Seattle, WA 98165
Edit
Do you work for this business? Unlock this free profile to update company info and see who's viewing your profile.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Emergency repair to single family residence due to fallen tree from storm damage. area of damage includes structural roof elements approximately 200 sf. does not include mechanical electrical nor plumbing
Valuation:
N/A
Permit #:
25 101655 BU
Status:
final
Fee:
$1,455
Permit Type:
N/A
Building Type:
N/A
E24-04914 fernandes adu new accessory dwelling unit located in the existing basement including new enclosed exterior stair and concrete patio
Valuation:
N/A
Permit #:
BSF2024-36578
Status:
final
Fee:
$9,276
Permit Type:
N/A
Building Type:
N/A
Roof repair from tree fall
Valuation:
N/A
Permit #:
SFR25-0617
Status:
final
Fee:
$752
Permit Type:
Remodel or repair
Building Type:
N/A
Type: building single family - bsf class: alteration to structure or system, , (bsf17-01268) enstrom adu: convert unfinished upper floor of existing detached garage structure from storage area to an accessory dwelling unit (detached). *sprinklers required* adu17-00489
Valuation:
N/A
Permit #:
BSF17-00625
Status:
final
Fee:
$3,163
Permit Type:
N/A
Building Type:
N/A
2 bedroom single family residence
Valuation:
N/A
Permit #:
21-1047
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Garage with storage and single family residence
Valuation:
N/A
Permit #:
19-1153
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
New 2 bed single family residence
Valuation:
N/A
Permit #:
21-0119
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
1 bedroom guest cottage w/garage
Valuation:
N/A
Permit #:
21-0120
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
3 bedroom single family residence with attached garage
Valuation:
N/A
Permit #:
19-1152
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Rev1-repair stucco siding
Valuation:
N/A
Permit #:
2104-249
Status:
final
Fee:
$3,638
Permit Type:
N/A
Building Type:
N/A
484sf garage addition to existing sf residenc
Valuation:
N/A
Permit #:
B-23-0103
Status:
final
Fee:
$1,468
Permit Type:
Remodel major
Building Type:
N/A
Interior remodel
Valuation:
N/A
Permit #:
SFR21-1007
Status:
final
Fee:
$1,985
Permit Type:
Remodel or repair
Building Type:
N/A
Remove stucco siding on east wall
Valuation:
N/A
Permit #:
COM19-3063
Status:
final
Fee:
$1,098
Permit Type:
Tenant improvement
Building Type:
N/A
Conroy- addition remodel and deck p&m incl, the project consists of a 207 sf slab-on-grade crafts room addition to an existing residence. the new addition will be insulated and heated using electric zonal heating. additional scope items include the addition of windows for ventilation and light between the new addition and an existing general storage room the conversion and reconfigura... see more
Valuation:
N/A
Permit #:
BLD2020-1299
Status:
final
Fee:
$2,894
Permit Type:
N/A
Building Type:
N/A
Establish use as single family residence and construct single family residence with attached garage per plans. establish standard plans. (note: revision 6353298 did not update standard plan only updated site specific application to new architectural style)
Valuation:
$296,877
Permit #:
6145731-CN
Status:
complete
Fee:
$8,770
Permit Type:
New
Building Type:
Single family/duplex
Construct alterations to remove and replace all drywall and insulation in basement and main floor of existing single family residence due to fire damage subject to field inspection (stfi)
Valuation:
$4,500
Permit #:
6501659-CN
Status:
complete
Fee:
$276
Permit Type:
Add/alt
Building Type:
Single family/duplex
No Description Available
Valuation:
$0
Permit #:
GR-18-0002
Status:
Pending
Fee:
$180
Permit Type:
Cubic yards of cu...
Building Type:
N/A
No Description Available
Valuation:
$2,200
Permit #:
TEC-18-0002
Status:
Pending
Fee:
$279
Permit Type:
Erosion control f...
Building Type:
N/A
Type: building single family - bsf class: new, , enstrom garage & carport - replace failed rockery and existing parking area with new retaining wall 4-car garage with storage area above
Valuation:
N/A
Permit #:
BSF16-04190
Status:
final
Fee:
$3,905
Permit Type:
N/A
Building Type:
N/A
Construct fire damage repair to second level of existing single family residence by rebuilding roof and second level walls per plan
Valuation:
$168,000
Permit #:
6470330-CN
Status:
complete
Fee:
$3,176
Permit Type:
Add/alt
Building Type:
Single family/duplex
Similar Contractors See more
173
BZ Score
-
Avg Project
-
Projects
164
BZ Score
-
Avg Project
-
Projects
160
BZ Score
$32.4K
Avg Project
-
Projects
Twc Development LLC Reviews
BuildZoom hasn't received any reviews for Twc Development LLC. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Hiring a contractor?
Verified License
BuildZoom confirmed this contractor's license
Twc Development LLC License info
License Not Verified
| License # | TWCDEDL957PU |
| 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 November, 2025. Check the current license status of Twc Development 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 # | TWCDEDL957PU |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Twc Development LLC at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
102
BuildZoom Score
Insured
| Insurer | Colony Ins Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | DEVELOPERS SURETY & INDEMNITY |
| Bond Value | $12,000 |
38
Permits
- Building permit records show that Twc Development LLC has worked on 38 permitted projects.
Twc Development LLC Employees
MW
Monica Williams
Partner/Member
SW
Steven Williams
Partner/Member
WL
Williams, Monica L
Partner/Member
WL
Williams, Monica Louise
Governing Persons
WR
Williams, Steven R
Partner/Member