Updated: Jan 02, 2026
Location and Projects
Address
2268 West Borough Blvd Suite 302 #211, South San Francisco, CA, 94080
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T Square Design Plumber
T Square Design at 2268 West Borough Blvd Suite 302 #211, South S.F, CA 94080, has a BuildZoom score of 103 and ranks in the top 10% of 336,931 California contractors.
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T Square Design Services
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T Square Design Contact Information
Phone Number: (415) 676-1715
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Address: 2268 West Borough Blvd Suite 302 #211, South S.F, CA 94080
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T Square Design South S.F
Quality
103
90th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
T Square Design has a BuildZoom score of 103, which places them above 90% of 336,931 contractors in California.
Activity
|
1 project
|
2026 |
|
7 projects
|
2025 |
|
4 projects
|
2024 |
|
2 projects
|
2023 |
Our building permit records indicate that T Square Design has worked on at least
14.0 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
|
5 projects
|
Home Additions |
|
4 projects
|
Plumbing projects |
Analyzing permits over the last 4 years shows that T Square Design mostly works on
home addition
and plumbing project
projects.
Pricing
|
2 projects
|
< $5k |
|
1 project
|
$20k-$50k |
|
3 projects
|
$50k-$100k |
|
4 projects
|
$100k-$250k |
The typical size of their permits is approximately $95,000. 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.
This project legalizes existing as-built rooms in the existing garage and converts part of the habitable space into an 800 sq. ft. accessory dwelling unit (adu). no structural changes are included in this permit. *refer to enf-2025-00016
Valuation:
$80,000
Permit #:
BRADU-25-0021
Status:
triage
Fee:
$1,580
Permit Type:
N/A
Building Type:
N/A
Convert existing attached garage into (n) 432 sf 1-bedroom 1-bath attached adu with (n) ductless mini-split heat pump 100a panel and 40 gallon tank water heater
Valuation:
$100,000
Permit #:
BRADU-25-0029
Status:
complete
Fee:
$5,288
Permit Type:
N/A
Building Type:
N/A
(connected to pln24-0671 b.m.) two-story rear addition with one bedroom on each floor and one 3-fixture bathroom on 1st floor. - 546 sq ft new conditioned space (bldg/mech/elec/plumbing)
Valuation:
$95,000
Permit #:
CB25-0188
Status:
issued
Fee:
$8,730
Permit Type:
N/A
Building Type:
N/A
Two-story rear addition with one bedroom on each floor and one 3-fixture bathroom on 1st floor
Valuation:
$95,000
Permit #:
PREBLD25-0468
Status:
approved
Fee:
$94
Permit Type:
N/A
Building Type:
N/A
(n) 1000 sq.ft adu -- 4 bedroom with 2 full bathrooms -- ductless mini split heat pump - heat pump waterheater - 100 amp main panel each -
Valuation:
$242,250
Permit #:
BRNEW-23-0002
Status:
complete
Fee:
$35,192
Permit Type:
Duplex triplex
Building Type:
N/A
1. addition (n) full 3-fixture bathroom at rumpus room. 2. kitchen remodel. 3. (n) pantry in kitchen 4. remove (3) gas wall heat and replace with new gas furnace (attic)
Valuation:
$55,000
Permit #:
BRALT-25-0284
Status:
triage
Fee:
$1,237
Permit Type:
Interior remodel
Building Type:
N/A
Addition at the rear of the building to accommodate an adu (605 s.f.) - 2 bedroom 1 full bathroom - mini-split - heat pump water heater in closet - (n) 125 amp main panel for adu convert 306 sq.ft. of (e) house into jadu - kitchen only - wall heater -
Valuation:
$100,000
Permit #:
BRADU-23-0018
Status:
final
Fee:
$7,876
Permit Type:
N/A
Building Type:
N/A
Tear off (e) shingle and shakes and reroof (n) comparable shingle replacing plywood sheathing 20 squares * work to be done by owner only
Valuation:
$5,000
Permit #:
BRROOF-25-0348
Status:
final
Fee:
$464
Permit Type:
N/A
Building Type:
N/A
Replace 40 gallon water heater located in laundry room *work to be done by owner-builder only
Valuation:
$300
Permit #:
BRPLUMB-25-0156
Status:
final
Fee:
$255
Permit Type:
Water heater
Building Type:
N/A
Addition of one adu unit at the first floor under the state adu program
Valuation:
$86,000
Permit #:
202204051546
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
1) convert partial existing conditional space from unit 13214 into jadu comprising a bedroom a living/dining area a kitchen & a 3-fixutre bathroom. on 1st floor. 2) addition one 3-fixture bathroom. for unit 13214 on 1st floor. ***no structural alteration***
Valuation:
$30,000
Permit #:
BRADU-24-0002
Status:
triage
Fee:
$868
Permit Type:
N/A
Building Type:
N/A
Single family dwelling addition of 372sf and remodel of 205sf to create a recreation room and and enlarge the master bedroom by addition a master bathroom and closet
Valuation:
$196,877
Permit #:
BD-2022-285609
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Convert garage into 514 sq.ft. adu - 2 bedrooms & 1 full bathroom - laundry closet - (n) gas meter & electrical panel for adu - (n) takless water heater for main house
Valuation:
$77,000
Permit #:
B21-1546
Status:
final
Fee:
$4,997
Permit Type:
N/A
Building Type:
N/A
Adding new dweling unit (du) on 1st fl per site density
Valuation:
$140,355
Permit #:
202209122251
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Construct a rear deck with stairs & infill lightwell at north side of the property and install new james hardie siding on the south and west sides of the property addition 2 bedrooms a-3fixture bathroom media room laundry room and wet bar on the 1st floor; and removing walls on the 2nd fl to create
Valuation:
$210,000
Permit #:
202512151775
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Revision to permit 202509024375 (ref. 202504094023). reconfigure 4 fixtures bathroom layout on 3/f
Valuation:
$1
Permit #:
202511189883
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Adu address -
Valuation:
N/A
Permit #:
BRAAR-25-051
Status:
applied
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Adu address - 2255 west ave. 136th
Valuation:
$242,250
Permit #:
BRAAR-24-025
Status:
approved
Fee:
$139
Permit Type:
N/A
Building Type:
N/A
Adu - convert garage into 505 sf attached 2 bedroom adu; main panel upgrade 200a (n) 100a subpanel; (n) tankless water heater; (n) hvac rev 1 - main panel upgrade to 200a rev 2 - bralt-23-0099 - update sub-floor framing detail
Valuation:
$84,250
Permit #:
B22-2132
Status:
final
Fee:
$8,367
Permit Type:
N/A
Building Type:
N/A
Bathroom (3-fixture) & kitchen remodel in kind on 2nd floor. no structural work. no framing modification
Valuation:
$36,750
Permit #:
202209263161
Status:
canceled
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
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T Square Design License info
License Not Required
| Status | Not Required |
- BuildZoom verified in November, 2022 that this contractor does not need a license to be a plumber in California.
This is a sample of licensing data; click here to access a complete history.
103
BuildZoom Score
16
Permits
- Building permit records show that T Square Design has worked on 16 permitted projects.