Updated: Apr 19, 2026
Location and Projects
Address
401 2nd Ave S, Seattle, WA, 98104
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London Design Build Construction
London Design Build LLC, 401 2nd Ave S, Seattle, WA (Owned by: London Design Build Llc) holds a Construction Contractor, General license and 3 other licenses according to the Tukwila license board.
Their BuildZoom score of 104 ranks in the top 9% of 128,670 Washington licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring London Design Build LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
London Design Build LLC Services
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London Design Build LLC Contact Information
Phone Number: (425) 260-4758
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Address: 401 2nd Ave S, Seattle, WA 98104
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Building Permits by London Design Build LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Type: building single family class: alteration to structure or system [2018 irc] finman remodel: *sprinklers required* removal of existing deck and rebuilding larger deck. remodel kitchen area removing non-load bearing walls and include whole house fire sprinkler system
Valuation:
N/A
Permit #:
BSF24-00980
Status:
issued
Fee:
$3,897
Permit Type:
N/A
Building Type:
N/A
Project name: single family residence structure addition: deck re-build
Valuation:
N/A
Permit #:
BLD24-0456
Status:
issued
Fee:
$1,843
Permit Type:
N/A
Building Type:
N/A
Expired without county approval to use or occupy. epermit description of work: project proposes a 1050.86sf covered deck addition to an existing single family residence
Valuation:
N/A
Permit #:
21105033RBP
Status:
expired
Fee:
$1,903
Permit Type:
N/A
Building Type:
N/A
Deck - hussin , addition of a 682sf covered deck/outdoor living room to an existing single family residence
Valuation:
N/A
Permit #:
BLD2019-04330
Status:
complete
Fee:
$3,170
Permit Type:
N/A
Building Type:
N/A
Deck - wirtz project proposes the addition of a 857sf partially covered deck to an existing single family residence
Valuation:
N/A
Permit #:
BLD2018-06262
Status:
issued
Fee:
$1,146
Permit Type:
N/A
Building Type:
N/A
Deck cover - nelson
Valuation:
N/A
Permit #:
BLD2021-03787
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Deck cover - king
Valuation:
N/A
Permit #:
BLD2021-02533
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Addtion of 1684 sq ft deck to existing single family residence
Valuation:
N/A
Permit #:
2006-187
Status:
expired
Fee:
$2,377
Permit Type:
N/A
Building Type:
N/A
Onsite detention for the addition
Valuation:
N/A
Permit #:
2011-027
Status:
issued
Fee:
$1,341
Permit Type:
N/A
Building Type:
N/A
Type: critical areas class: determination (bsf22-08539) *cheung covered deck addition -addition of a 1055.56sf covered deck to an existing single family residence (mod ls med liq no rc) project: cheung deck addition
Valuation:
N/A
Permit #:
SAR23-00016
Status:
approved
Fee:
$28,681
Permit Type:
N/A
Building Type:
N/A
Type: building single family class: addition to structure (sar23-00016) *cheung covered deck addition -addition of a 1055.56sf covered deck to an existing single family residence (mod ls med liq no rc) project: cheung deck addition
Valuation:
N/A
Permit #:
BSF22-08539
Status:
issued
Fee:
$7,103
Permit Type:
N/A
Building Type:
N/A
E22-13484 covered deck - project proposes a 740sf covered deck addition to an existing single family residence
Valuation:
N/A
Permit #:
BSF2022-30795
Status:
final
Fee:
$3,617
Permit Type:
N/A
Building Type:
N/A
Project name: andrew strickland 505 177th lane ne remove and replace existing concrete driveway with new concrete driveway on same footprint. remove junipers sw of driveway. row fees $179.00. this permit is subject to hourly review and inspection fees. see special conditions & attachments.
Valuation:
N/A
Permit #:
06-102954 TC
Status:
Closed
Fee:
$309
Permit Type:
N/A
Building Type:
N/A
Interior alterations to existing single family residence per floor plan subject to field inspection (stfi)
Valuation:
$30,000
Permit #:
6435552
Status:
Permit Issued
Fee:
$722
Permit Type:
Single family du...
Building Type:
N/A
Patio roof addition and landscaping
Valuation:
N/A
Permit #:
BLD2016-01158
Status:
complete
Fee:
$1,448
Permit Type:
N/A
Building Type:
N/A
Addition of 1758 sf residential deck (partially covered)
Valuation:
$90,000
Permit #:
BLD2017-0226
Status:
issued
Fee:
$2,380
Permit Type:
N/A
Building Type:
Residential - sin...
Replace existing deck with new deck in same footprint. does not include clear and grade. does not include mechanical electrical or plumbing
Valuation:
N/A
Permit #:
10 111996 BR
Status:
final
Fee:
$484
Permit Type:
N/A
Building Type:
N/A
See fixture list. ea 14-134221
Valuation:
N/A
Permit #:
14 134225 BK
Status:
final
Fee:
$75
Permit Type:
N/A
Building Type:
N/A
Demolish front and rear decks and construct new. does not include clear and grade. does not include plumbing mechanical or electrical
Valuation:
N/A
Permit #:
10 115295 BR
Status:
final
Fee:
$776
Permit Type:
N/A
Building Type:
N/A
Building residential - remodel/alteration
2021-09-10
Remodel - richardson
Valuation:
N/A
Permit #:
BLD2021-04469
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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London Design Build LLC Reviews
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Verified License
BuildZoom confirmed this contractor's license
London Design Build LLC License info
Verified License
| License # | LONDODB884MF |
| 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 March 2026.
Verify this license's status for London Design Build 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 # | LONDODB884MF |
| 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 London Design Build 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 # | LONDODB884MF |
| 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 London Design Build LLC at the The City of Sammamish, WA.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | LONDOLC961PE |
| Status | Inactive |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Limited Liability Company |
- According to the Washington State Department of Labor & Industries, 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 London Design Build LLC at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
104
BuildZoom Score
Insured
| Insurer | Contractors Bonding & Insuranc |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | American States Insurance Co |
| Bond Value | $12,000 |
31
Permits
- Building permit records show that London Design Build LLC has worked on 31 permitted projects.
London Design Build LLC Employees
BM
Benjamin Middlemiss
Partner/Member
CM
Carrie Middlemiss
Partner/Member
LL
London Design Build Llc
Owner
MD
MIDDLEMISS, BEN JOHN D
Governing Persons
MD
MIDDLEMISS, BENJAMIN JOHN D
Partner/Member
MA
MIDDLEMISS, CARRIE ANN
Partner/Member