Donald David
Engineer · Double D Engineering · San Francisco
Public records
From the licensing board and the city of San Francisco.
The short answer
- Licensed?
- License activeStructural Engineer S-3928First issued Feb 10, 1995, expires Dec 31, 2027.
Source: DCA license roster, retrieved Nov 5, 2026
- Any board discipline?
- None found.
We searched the BPELSG enforcement list on Nov 5, 2026.
- Worked in San Francisco?
- 1,390 permits since 2000, 1390 in the last 5 years. Latest filed Oct 20, 2026.
- What kind of projects?
- Seismic retrofit or foundation 571 · Home remodel 303 · Addition 127
- How long do their permits take?
- Seismic retrofit or foundation: 4 months. 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.
Seismic retrofit or foundation: 571 permits in San Francisco
Time to get a permit
Median from filing to permit, from 534 issued permits filed since 1966; 4 still in review. City is the San Francisco median for the same kind of review, from 23,779 permits.
Where
- Mission70
- Russian Hill48
- Pacific Heights45
- Hayes Valley40
Most recent
- 353 Lexington StStructural foundation replacement & building upgrade. (e) brick foundation to be removed & replaced w/ (n) concrete foundation. (n) shearwalls & holddowns for building upgrade. (n) foundation, walls & roof for single-story 37 s.f. addition. architectural work under separate permit.Oct 20, 2026Filed
- 2450 Van Ness AvVoluntary strengthening per ab-094.Mar 4, 2026Filed
- 350 Frederick StCompliance with mandatory soft story program per sfebc 106d.2.5 appendix a4Jan 21, 2026Issued
- 1558 46th AvVoluntary strengthening 2022 cebc section a3. earthquake brace and bolt program.Dec 16, 2025Complete
- 2461 Washington StVoluntary upgrade of existing brick foundation to new concrete foundationsJun 17, 2025Complete
| Filed | Project | Type | Status | Time to permit | Open |
|---|---|---|---|---|---|
| Oct 23, 2026 | 240 Bosworth St Foundation revision to approved permit # 202603046910 to accommodate site condition. Issued | Revision or supplement | Issued | Within 1 month | |
| Oct 20, 2026 | 353 Lexington St Structural foundation replacement & building upgrade. (e) brick foundation to be removed & replaced w/ (n) concrete foundation. (n) shearwalls & holddowns for building upgrade. (n) foundation, walls & roof for single-story 37 s.f. addition. architectural work under separate permit. Filed | Seismic retrofit or foundation | Filed | — | |
| Sep 30, 2026 | 2833 Fillmore St #0 Provide new site retaining wall along south property line. Filed | Retaining wall or site work | Filed | — | |
| Sep 30, 2026 | 341 Park St Revision to pa# 202512051094. proposed roof deck on existing one story rear addition. proposed outswing door french door pair in existing wall opening. Issued | Revision or supplement | Issued | Within 1 month | |
| Sep 28, 2026 | 447 Minna St 4th fl-install 2 pre-manufactured zenbooth duo office pods. work includes anchorage of pod base frames to (e) floor joists. fire sprinkler under separate permit. no exterior work, demo, building envelop modifications, or load-bearing wall work. no change of use, occupancy, building area, stories Filed | Commercial or tenant improvement | Filed | — | |
| Sep 28, 2026 | 38 Idora Av 2 Issued | Home remodelType unconfirmed | Issued | Within 1 month | |
| Sep 24, 2026 | 149 Anderson St Add a bathroom to the basement. Issued | Home remodel | Issued | Within 1 month | |
| Sep 24, 2026 | 1346 Alabama St Revision to pa 202212017475 (1346 alabama b,b1) & 202212017472 (1346 alabama a,a1) revise retaining wall @ rear of building Issued | Revision or supplement | Issued | Within 1 month | |
| Sep 17, 2026 | 674 Rockdale Dr Interior remodel, conversion of new conditioned space (868 sf), new interior stair and bathrooms, replace (e) bath, relocate kitchen. new finishes + fixtures. new rear deck. no change to use occupancy or bulk. subject to ab112 requirements. Filed | AdditionType unconfirmed | Filed | — | |
| Sep 16, 2026 | 321 Franconia St Renovation of (e) sfr incl: new master suite in (e) unfinished basement of house. no excv. renovation of entry level to add a 2nd bedroom by shortening the long garage space. remove upstairs bedroom & create an open plan. living /dining /kitchen /powder room. reno kitchen cabinetry: subject to ab112 Triage | Home remodelType unconfirmed | Triage | — | |
| Sep 16, 2026 | 348 Hazelwood Av Convert a portion of crawl space and storage space into a den w/ closet. add 1 window facing the street. Issued | Home remodel | Issued | Within 1 month | |
| Sep 15, 2026 | 424 Francisco St Voluntary retrofit existing front entry stairs. Issued | Deck, stairs or patio cover | Issued | Within 1 month | |
| Aug 26, 2026 | 42 Homestead St Revision to bpa#202307283261 to include rear yard layout & patio walls Issued | Revision or supplement | Issued | Within 1 month | |
| Aug 25, 2026 | 1721 15th St Revision pa# 202505065847 front bldg: relocate (e) solar panel array including structural support from rear bldg to the roof. no other work is included in this revision Filed | Revision or supplement | Filed | — | |
| Aug 25, 2026 | 1721 15th St Revision to pa 202505065848 (rear bldg): add (n) 413 sqft private roof deck at the 4th level & relocate (e) solar panel to the front bldg. no other work is included in this revision Filed | Revision or supplement | Filed | — | |
| Aug 20, 2026 | 555 Broderick St #0 2 new adus on 1st floor per state adu program, ordinance no.95-17, new fire sprinkler system to be installed throughout the entire 1st floor in compliance with 2025 nfpa13 and eg-05, new heat pump water heaters and heating systems for each adu. a manual fire alarm system in compliance w/2025 nfpa72 Filed | ADU | Filed | — | |
| Aug 20, 2026 | 2155 Jackson St Revision to bpa#202212208821 to reflect minor adjustments to the adu layout based on the field conditions. Filed | Revision or supplement | Filed | — | |
| Jul 27, 2026 | 4339 26th St Add temporary 2x6 stud wall @ basement of subject residence. install three hand-dug piers & replace 30 ft length of perimenter conc. ftg. leaving & cosmetic repairs of upper floors, walls, doors etc. as needed. to comply with nov202659138 Issued | Legalize or fix a violation | Issued | 2 months | |
| Jul 18, 2026 | 49 Chula Ln Vert add'n and renovation.maintain/mod (e) gas hydronic heating and gas systems.mep deferred.1/f: new bathroom,enlarge laundry rm and reconfig switchback stair.2/f: relocation of (e) bath, englarge (e) bed, new bedroom & family rm. 3/f: relocate kitchen, dining and living space. Filed | Addition | Filed | — | |
| Jul 14, 2026 | 819 Lombard St #0 Correct and revise pa# 201511233346 to addresss nov 202029546 and change engineer of record. ref recommencement pa# 202604270172. Issued | Revision or supplement | Issued | 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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