CheckMyDesigner

Joshua Sawyer Cohn

Architect · C A Architects · Sausalito

Public records

From the licensing board and the city of San Francisco.

The short answer

Licensed?
License activeArchitect C-23410First issued Jun 9, 1992, expires Nov 30, 2027.

Source: DCA license roster, retrieved Nov 5, 2026

Verify on DCA License Search

Any board discipline?
None found.

We searched the California Architects Board enforcement list on Nov 5, 2026.

Worked in San Francisco?
45 permits since 2006, 45 in the last 5 years. Latest filed Feb 25, 2026.
What kind of projects?
Commercial or tenant improvement 27 · Other 9 · Home remodel 3
How long do their permits take?
Commercial or tenant improvement: within 1 month. City typical for the same review: 2 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.

Commercial or tenant improvement: 27 permits in San Francisco

From 2008 to 2026, latest filed Feb 25, 2026.

Time to get a permit

Theirs
Within 1 month
City
2 months

Median from filing to permit, from 25 issued permits filed since 1966. City is the San Francisco median for the same kind of review, from 16,280 permits.

Where

  • Hayes Valley19
  • Mission Bay6
  • Western Addition2
Permits
55 permits that name Joshua Sawyer Cohn, newest first, including 10 revisions or supplements that are not counted. Select a permit to see the full record.
FiledProjectOpen
Feb 25, 2026150 Oak St

Ab-004 priority phase 2.1: int ti-construct (n) staff-operated kitchen in basement lvl w/comm cooking eq, food prep area & servery line. students & faculty will have no access to kitchen. install (n) grease interceptor w/in (e) cafeteria & minor arch finish. modification/ext to (e)fa & fs as req.

Complete
Feb 20, 2026150 Oak St

Ab-004 priority phase 2c: voluntary & selective renovation of (e) mep systems serving approx 125,400 gsf of the 177,800 gsf of entire (e) bldg. proposed mep design will supplement current arch & struc ti. non-seismic struc work ltd to addition of penthouse rooftop support & anchorage of mech equip.

Complete
Dec 29, 202599 Rhode Island St

Revision to bpa 202504285348 to document field verification of existing conditions at south egress door.

Complete
Dec 29, 2025150 Oak St

Ab-004 priority phase 2.2: non-structural int ti-establish staff-operated cafe serving hs students on 6th flr. limited to int arch finishes &typical mep modifications. cafe provide pre-pared, non-cooked food & bev only; no cooking equip, hooods or special ventilation of fp req. student/faculty will

Complete
Dec 15, 2025150 Oak St

Rev to reconcile architectural floor plans re-issue pa#: 202503172389 (1b) and 202509094851 (1c). 6th floor interior non-structural architectural revision to incorporate(e) storage room apprx 300 sqft. into the adjacent assemply place along with minor interior partition plan adjustments. work is

Complete
Nov 26, 2025150 Oak St

Phase 2: new ext canopies,partial roof/skylights & column removal on 6/f,resurface payyard,new entry gates,ext stairs & ter serving new sep entry & reno of (e) main entry w/ new canopy.nonstruct-ti's basement kitchen.

Complete
Oct 20, 2025150 Oak St

300 (e) window replacement - replace (e) steel sash, single-light, non-tempered w/ high performing aluminum windows deisgn w/ tempered, insulated glass & low-e energy efficient coating. same window divisions as (e) but greater energy efficieny & bldg code req.in size opening & safety glazing.

Issued
Sep 24, 2025150 Oak St

Ab-004 priority: phase 1c - t.i.: mep upgrades to pa 202503172389. no associated increase to student population.

Issued
May 28, 2025450 Irwin St

2nd/fl: interior tenant improvement of approx. 2004 gsf of the existing use on the second floor, and exterior modifications tot eh roof for the additio of the erv unit to provide make-up air serving the area of the interior renovation.

Complete
May 14, 202599 Rhode Island St

Full building renovation and change ofuse from office to private school (k-12) and group e childcare (+36mos).(e) on-site parking convert to outdoor play yard for students. mandatory seismic upgrade.

Issued
Mar 17, 2025150 Oak St

Ab-004 priority:phase 1b: renovate restrooms on floors 1-5.replace (e) toilet partitions w/ proviacy partitions where allwed by (e) fixture layouts.additoinal gender neutral restroom added to basement & 6/f.expand (e) egress stairs #05 from 1-2/f to service basements thru 3/f.add stairs #8 fr 3-6/f.

Issued
Mar 13, 2025150 Oak St

Ab-004 priority: phase 1a:partial interior non-structural t.i. work on the 4/f & basement. provide make-up air using the (e) mehanical system by rerouting ductwork and air diffusers where applicable. no increase to student population.

Complete
Dec 10, 20242776 Broadway

Revision to sfdbi pn#:2024-0216-6040 revised steel brace in kitchen (interior work only), see structural drawing and calulations.

Withdrawn
Jul 3, 2024450 Irwin St

Interior ti (n0n-structural) of partial 2nd fl of (e) schoool, addition of rooftop mech w/structural support, no area increase. no change in occupancy

Withdrawn
Jun 27, 2024150 Oak St

Interior only non structural hallway window to be added to (e) classroom/learning center- no change in area or use

Complete
May 17, 20242776 Broadway

Minor additions on n & s 10ft horizontal but not exceed (e) roof ht. add 167sf on 3rd lvl.n/s installation of moment frame.additions tie into (e) buyilding structure and there will be no foundatoins or excavation. interior work within all 3 floors.

Issued
Apr 5, 20242776 Broadway

Interior remodel non structural for single family home to include remodel of (3) bathrooms and kitchen located on 1st and 2nd floor. upgrades to fixtures and finishes. the permit is separate from pa 202402166040.

Issued
Apr 20, 20231111 08th St

Alteration to extg clerestoru window, replace w/temp insul window units. not visible from street

Complete
Feb 16, 20232235 Beach St #201

2/f #201: interior non-structural renovation (fire damage) only. replace floor finishes, interior wall/ceiling finishes, cabinets, lights in-kind. no addition area added. no exterior work.

Complete
Feb 16, 20231 Warriors Wy

Install (1) one exterior electric projecting double faced blade sign for wine bar.

Cancelled

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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