CheckMyDesignerThomas Abraham Ziv
Architect · Ziv Potampa · San Rafael
Public records
From the licensing board and the city of San Francisco.
The short answer
- Licensed?
- License activeArchitect C-18897First issued Feb 24, 1988, expires Jul 31, 2027.
Source: DCA license roster, retrieved Nov 5, 2026
- Any board discipline?
- None found.
We searched the California Architects Board enforcement list on Nov 5, 2026.
- Worked in San Francisco?
- 6 permits since 2022, 6 in the last 5 years. Latest filed Jun 10, 2024.
- What kind of projects?
- Addition 2 · Deck, stairs or patio cover 2 · Seismic retrofit or foundation 1
- How long do their permits take?
- Addition: 23 months. City typical for the same review: 12 months.
Permits filed each year
San Francisco permits by the year they were filed. The last 5 years are in blue.
What are you planning?
Pick your kind of project to see their permits for it.
Addition: 2 permits in San Francisco
Time to get a permit
Median from filing to permit, from 2 issued permits filed since 1966. City is the San Francisco median for the same kind of review, from 872 permits.
Where
- Castro/Upper Market1
- Inner Richmond1
Most recent
- 56 Mars StHorizontal addition of 670 sq ft above 56 & 56a mars st. the addition at 56a marst st would convert the current living space from 475 sq ft to 1135 sq ft of living space.May 25, 2022Issued
- 30 Presidio TrAddition of (1) new roof dormer, enlarge(1) e roof dormer, modif. of a ceiling below an e roof dormer, addition of a new roof access from the e attic, renov. of (2) e bathrms, e attic stair & water damaged interior finishes. addition of a new portable spa in rear yard. mech, elec, plumb. as req.Jan 18, 2022Complete
| Filed | Project | Type | Status | Time to permit | Open |
|---|---|---|---|---|---|
| Aug 31, 2026 | 30 Presidio Tr Revision to bpa# 202403157975, reconfiguration of existing walls to as built conditions Issued | Revision or supplement | Issued | Within 1 month | |
| Sep 2, 2025 | 30 Presidio Tr Revision 202403157975- addition (n) exterior concrete stair and entry into basement on east side of unit and (n) exterior concrete stair and entry through (e) window into basement on south side dwelling. Complete | Revision or supplementType unconfirmed | Complete | Within 1 month | |
| Jun 10, 2024 | 30 Presidio Tr Reroofing Complete | Other | Complete | Within 1 month | |
| Apr 8, 2024 | 30 Presidio Tr Excavate existing crawl spaces withink existing bldg basement garage to match existing garage floor level. new foundation and structural framing as reqiuired. no change to the conditioned spaces or exterior of the residence. mech, elect and plumb under sep permit. Issued | Seismic retrofit or foundation | Issued | 12 months | |
| Nov 30, 2022 | 30 Presidio Tr New exterior rear yard additions of back up electrical generator and vault, future portable spa enclosure, 100 sq ft garden storage shed. no work in e single family dwelling. plumbing and elec as required under sep permit Complete | Deck, stairs or patio coverType unconfirmed | Complete | Within 1 month | |
| Jun 13, 2022 | 30 Presidio Tr Removal & replace (e) rear & side yard steel picket fence in kind in approx same location on top of (e) retaining wall. preject requires a variance because new fence is taller than 10'-0" and located in the rear & side yard set backs & has been previously submitted for a variance as 2021-011129var. Filed | Deck, stairs or patio cover | Filed | — | |
| May 25, 2022 | 56 Mars St Horizontal addition of 670 sq ft above 56 & 56a mars st. the addition at 56a marst st would convert the current living space from 475 sq ft to 1135 sq ft of living space. Issued | Addition | Issued | 25 months | |
| Jan 18, 2022 | 30 Presidio Tr Addition of (1) new roof dormer, enlarge(1) e roof dormer, modif. of a ceiling below an e roof dormer, addition of a new roof access from the e attic, renov. of (2) e bathrms, e attic stair & water damaged interior finishes. addition of a new portable spa in rear yard. mech, elec, plumb. as req. Complete | AdditionType unconfirmed | Complete | 22 months |
Sources: DataSF i98e-djp9, 3pee-9qhc, retrieved Nov 5, 2026. Names on permits are matched to licenses by license number and name; unmatched records are not shown.
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