Charles F Blank
Architect · C.F. Blank, Arch · San Francisco
Public records
From the licensing board and the city of San Francisco.
The short answer
- Licensed?
- License activeArchitect C-27353First issued Apr 17, 1998, expires Jan 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?
- 64 permits since 2005, 64 in the last 5 years. Latest filed Oct 20, 2023.
- What kind of projects?
- Commercial or tenant improvement 52 · Home remodel 3 · Other 3
- How long do their permits take?
- Commercial or tenant improvement: within 1 month. City typical for the same review: within 1 month.
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.
Commercial or tenant improvement: 52 permits in San Francisco
Time to get a permit
Median from filing to permit, from 50 issued permits filed since 1966. City is the San Francisco median for the same kind of review, from 10,218 permits.
Where
- Financial District/South Beach32
- Chinatown8
- South of Market6
- North Beach2
Most recent
- 525 Market St7th fl: interior demo only: demo of non-structural partitions, ceiling tiles & grid, drywall ceilings, floor/wall finishes, toilet fixtures, lighting (non-e-gress), ductwork, piping, and/or equipment, elec outlets and/or devices. egress lighting, sprinklers & fire alarm to remain. per ab-017.Oct 20, 2023Complete
- 750 Battery StSte 350: interior tenant improvement only including new partitions, doors, flooring.May 16, 2022Issued
- 795 Folsom St1/f: demo only, non-structural. removal of existing partitions, doors, flooring and ceilings.Apr 7, 2022Complete
- 681 Townsend StRemove extg floor finishes, add new drywall partitions, floor finishes, frp wainscott, new plmg fixtures and restaurant equipment. mep work under seperate permit. fire alarm & sprinkler under seperate permit. all on ground foor.Dec 7, 2021Complete
- 795 Folsom St3rd fl: ti - slective interior demo, removal of existing partitions, doors & existing partitions, doors, ceiling. restroom renovations. ref pa 2016-0830-6376Jun 17, 2021Complete
| Filed | Project | Type | Status | Time to permit | Open |
|---|---|---|---|---|---|
| Jul 30, 2024 | 525 Market St 7/f: health department review only for approved t.i permit 202401113849 and revision to approved deferred mep permit 202402236430. Complete | Revision or supplement | Complete | 2 months | |
| Oct 20, 2023 | 525 Market St 7th fl: interior demo only: demo of non-structural partitions, ceiling tiles & grid, drywall ceilings, floor/wall finishes, toilet fixtures, lighting (non-e-gress), ductwork, piping, and/or equipment, elec outlets and/or devices. egress lighting, sprinklers & fire alarm to remain. per ab-017. Complete | Commercial or tenant improvement | Complete | 1 month | |
| Feb 28, 2023 | 415 Tehama St All 6 units: interior alterations, demo existing lath and plaster. replace with drywall sheetboard, partial demolition of interior partitions, new interior partitions. bathroom and kitchen renovations, window replacement in-kind. front windows facing street to be wood w/integrated ogee lugs Issued | Home remodel | Issued | 4 months | |
| Jan 24, 2023 | 415 A Tehama St Structural strengthening of rear popout structure, to be enclosed (4 story, type 5. strengthen framing, posts, foundations. rear windows at edge to be resized,center doors to be removed/relocated. existing exterior porch studs & floor/room framing joist to remain Complete | AdditionType unconfirmed | Complete | 1 month | |
| Dec 23, 2022 | 131 Paris St Interior reomdel: misc repairs & improvements, minor demo of interior partitions, new interior partitions, repair of ext siding, replace exist front windows like for like, replace deck finish, bathroom remodel, replace fixtures & finishes, new dumbwaiter Complete | Home remodel | Complete | 2 months | |
| Sep 30, 2022 | 659 Merchant St Revision to 202010065955: relocate business entrance. omit proposed storefront exdent to business entrance only. (submit t.i. plans for health review if this will be a retail food facility) Issued | Revision or supplement | Issued | Within 1 month | |
| May 16, 2022 | 750 Battery St Ste 350: interior tenant improvement only including new partitions, doors, flooring. Issued | Commercial or tenant improvement | Issued | Within 1 month | |
| Apr 7, 2022 | 795 Folsom St 1/f: demo only, non-structural. removal of existing partitions, doors, flooring and ceilings. Complete | Commercial or tenant improvement | Complete | Within 1 month | |
| Dec 7, 2021 | 681 Townsend St Remove extg floor finishes, add new drywall partitions, floor finishes, frp wainscott, new plmg fixtures and restaurant equipment. mep work under seperate permit. fire alarm & sprinkler under seperate permit. all on ground foor. Complete | Commercial or tenant improvement | Complete | 3 months | |
| Jun 17, 2021 | 795 Folsom St 3rd fl: ti - slective interior demo, removal of existing partitions, doors & existing partitions, doors, ceiling. restroom renovations. ref pa 2016-0830-6376 Complete | Commercial or tenant improvementType unconfirmed | Complete | Within 1 month | |
| Feb 25, 2021 | 28 02nd St 4th fl: interior tenant improvement only including new partitions, doors, floorings, and ceilings. Complete | Commercial or tenant improvement | Complete | 5 months | |
| Feb 24, 2021 | 565 Green St Barriar removal. da checklist. accessible building entrance, sidewalk replacement, power assisted door operator. Cancelled | Commercial or tenant improvement | Cancelled | — | |
| Dec 24, 2020 | 28 02nd St 3rd fl tenant improvements. m.e.p.. included. life safety under separate permit. Complete | Commercial or tenant improvement | Complete | 2 months | |
| Oct 6, 2020 | 454 Columbus Av Barrier removal project. alterations at primary building entrance Cancelled | Commercial or tenant improvement | Cancelled | — | |
| Oct 6, 2020 | 659 Merchant St Alterations to exterior facade. new ground level entrance to replace existing and meet disabled access compliance Issued | OtherType unconfirmed | Issued | 12 months | |
| Feb 10, 2020 | 150 Post St #600 Suite 700; interior tenant improvement only, including new partitons, doors, flooring, ceilng and mep Issued | Commercial or tenant improvement | Issued | 19 months | |
| Dec 27, 2019 | 447 Sutter St #0 Interior architectural t.i. only. (demolition under separate permit 201911228042) hvac, eletrical, sprinkler and fire alarm designs will be sublmitted under separate permits. maher extended "no" Complete | Commercial or tenant improvement | Complete | 5 months | |
| Dec 11, 2019 | 150 Post St Ste 700 - interiore demo only including removal of (e) partitions, door, flooring and ceiling. future tenant improvement, hvac, electrical, sprinkler and fire alarm work will be submitted under separate permits. ab-017 Complete | Commercial or tenant improvement | Complete | 2 months | |
| Nov 22, 2019 | 447 Sutter St #0 3rd floor: interior demolition only including removal of existing partitions, doors, flooring, and ceilings. ab-017 applies Complete | Commercial or tenant improvement | Complete | Within 1 month | |
| Sep 24, 2019 | 717 Market St Ground floor: install box truss assembly for future display, rlocate hand drying machine. no mechanical or plumbing work. electical work under seperate trade permit. Complete | Commercial or tenant improvement | Complete | Within 1 month |
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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