Updated: Aug 26, 2025
Location and Projects
Address
1648 UNION STREET # 101, San Francisco, CA, 94123
Use our bidding system to
request a quote
Tam Jack WJ Architect
Their BuildZoom score of 101 ranks in the top 12% of 336,931 California licensed contractors.
If you are thinking of hiring Tam Jack WJ, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Tam Jack WJ Services
Start a project today:
Tam Jack WJ Contact Information
Address: 1648 UNION STREET # 101, San Francisco, CA 94123
Edit
Do you work for this business? Unlock this free profile to update company info and see who's viewing your profile.
Tam Jack WJ San Francisco
Quality
101
88th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Tam Jack WJ has a BuildZoom score of 101, which places them above 88% of 336,931 contractors in California.
Activity
|
4 projects
|
2025 |
|
7 projects
|
2024 |
|
9 projects
|
2023 |
Our building permit records indicate that Tam Jack WJ has worked on at least
20.0 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
|
7 projects
|
Home Additions |
|
3 projects
|
Commercial Renovations |
Analyzing permits over the last 4 years shows that Tam Jack WJ mostly works on
home addition
and commercial renovation
projects.
Pricing
|
4 projects
|
< $5k |
|
1 project
|
$5k-$20k |
|
3 projects
|
$20k-$50k |
|
1 project
|
$50k-$100k |
|
5 projects
|
$100k-$250k |
|
1 project
|
$250k-$500k |
|
1 project
|
$500k-$1mil |
|
1 project
|
$1mil+ |
The typical size of their permits is approximately $59,500. This graph shows the distribution of these job values.
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.
Main house rear extension. stairs reconfiguration; stair from 2nd fl to the ground fl to be taken out. infill (e) door to the stairs to create new window. extend deck landing on ground floor; new fire wall along property line @ rear stairs w/new footing; addition skylights @ bathroom & above interior stairs
Valuation:
$30,000
Permit #:
202504214831
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Revise p/a 2017-0608-8752 s/1r2 to convert bathroom #3 (half bath) to full bathroom remove cover sheet fire sprinkler note #45 to eliminate sprinkler system from project scope enlarge rear window 101 install gas furnace to serve basement. remove w/d from 2nd lvl and added a laundry sink to lower lvl
Valuation:
$20,000
Permit #:
202501319440
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
(sfd + adu) vertical & horizontal addition & adu addition on a single family dwelling 2 story split level. main unit will be @ (e) 1st & new 2nd fl above. adu will be @ (e) first fl & (e) 2nd fl. main unit will consist of a 3 bed/3 bathroom unit & adu will be a 3bd/3bath. new storage at (e) crawl space
Valuation:
$789,109
Permit #:
202212128118
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
G/f interior remodeling consist of an addition of 1 bedroom 1 bathroom new entertainment room & relocation of (e) bathroom. addition a kitchenette w 2 or less burner w no full size oven. seismic upgrade at ground floor
Valuation:
$150,000
Permit #:
202308295508
Status:
reinstated
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Interior remodeling of a 2 story single family residence; infill (e) 1st floor breezeway and (e) 2nd fl lightwell; no exterior work to be done except widen garage
Valuation:
$500,000
Permit #:
202303284508
Status:
withdrawn
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Rev 202008222423 (site permit)- revise heating from fau to radiant heat garage space reconfig rear wall doors reducing size of openings remove and fill bay windows at 2nd floor replace all windows to aluminum clad reconfig exterior rear stairs addition (n) electric fireplace enlarge window located
Valuation:
$10,000
Permit #:
202405142067
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Revision to pa# 202304145779. update da checklist to not check c on question #5. correct answer upgrade front entry to be fully accessiable. remove plan check note this permit not to be finalized until pa# 202212299424 abe is finalized. abe to 4465 mission st
Valuation:
$1
Permit #:
202403067227
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
15 - retail sales
Interior remodel of single family residence 2-story house take out e basement partition wet bar counter change rear window at baby sleeping room from 6'-0 x 5'-0 to 6'-8 sliding door to rear yard new 32 door/opening width @ basement passageway
Valuation:
$20,000
Permit #:
202301069793
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
2-unit remodel w/horizontal addition at rear. remodeled g/f unit consist of bedrms 1 full bathroom & 1 half bathroom & an open living/dining/kitchen. 2nd unit on 2/f & 3/f consist of an open living/dining/kitchen & a guest bathroom w/access to balcony deck @2/f. 3/f: master bedroom bathroom 2 bedroom 1 full bathroom
Valuation:
$1,245,000
Permit #:
202304196057
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Revision 202212128118- replace propsed front facade aluminum clad wood windows and aluminum windows around the house to vinly windows. replace propsed stucco on south east exterior elevation to horizontal fibercement siding
Valuation:
$1
Permit #:
202508072506
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
To comply with board of appeals decision boa # 24-008. revise building permit 202110291497 - property line wall abutting 35 santa rosa ave to be raised to six feet and be one-hour fire rated. this permit does not authorize any work until the first addendum of site permit 202110291497 is issued
Valuation:
$500
Permit #:
202406184765
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
12/f suite 1230: tenant improvement. remodeling consists of an ada toilet new conference room and storage new treatment room. no exterior work to be done
Valuation:
$140,000
Permit #:
202308255272
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
67 - clinics-medi...
Mitigate code violation at front yard. addition landscape and permeable surface. planning code enf case no. 2021-002644enf
Valuation:
$5,000
Permit #:
202303033049
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Revision to pa# 202103267407 west facing (e) deck 42 stucco railing guardrail @ 3 to be converted top 24 portion to be glass railing west facing facade (e) 12 canopy to be extended to 36 on west facing facade
Valuation:
$30,000
Permit #:
202311060249
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Ground floor interior remodeling turning existing study room and storage room into adu unit and addition of new deck at backyard
Valuation:
$120,000
Permit #:
202104198845
Status:
withdrawn
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Replace e wood hung windows with aluminum clad wood hung marvin at street facing windows. inner back facing window replaced by vinyl windo all same size same location
Valuation:
$39,000
Permit #:
202112285120
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Revision to pa# 201605177611. remove approved 1 class 2 bike rack as proposed/approved. instead an in-lieu fee will be applied for the removal of the bike rack
Valuation:
$1
Permit #:
202306019061
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Interior remodeling of a 2 story single family house. infill portion (e) 1/f breezeway and (e) 2/f interior lightwell (not visible from the street). no exterior work to be done except widen garage door width
Valuation:
$300,000
Permit #:
202305016782
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Interior remodel of a single family 2-story main house. addition new connecting internal stairs. connecting ground & 2nd fl. new master bedroom with walk-in closet & bathroom on ground floor. remodel on existing bathroom. new open kitchen on 2nd fl
Valuation:
$200,000
Permit #:
202206136151
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Interior ground floor remodeling & minor change @ 2nd fl living rm; convert portion of the garge space into (n) bedroom & 1 bathrm and removing wall of (e) ground fl bedroom to create a (n) family rm; addition 1 (n) exterior window for (n) bedrm; remove portion of 2nd fl wallt o make an opening living
Valuation:
$200,000
Permit #:
202304034909
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Similar Contractors See more
156
BZ Score
$218K
Avg Project
-
Projects
154
BZ Score
$67.5K
Avg Project
-
Projects
152
BZ Score
$73.9K
Avg Project
-
Projects
Tam Jack WJ Reviews
BuildZoom hasn't received any reviews for Tam Jack WJ. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Hiring a contractor?
Tam Jack WJ License info
License Not Verified
| License # | C11181 |
| Status | Active |
| State | California |
| Type | Architect |
- When BuildZoom last verified this license, it had an expiration date of October, 2025. Check the current license status of Tam Jack WJ with the California Architect License Board
This is a sample of licensing data; click here to access a complete history.
101
BuildZoom Score
24
Permits
- Building permit records show that Tam Jack WJ has worked on 24 permitted projects.
Tam Jack WJ Employees
TJ
Tam Jack W J
Owner