William Ashley Harrison
Engineer · William Harrison Consult Eng · San Francisco
Public records
From the licensing board and the city of San Francisco.
The short answer
- Licensed?
- License activeCivil Engineer C-52343First issued Jul 8, 1994, expires Dec 31, 2026.
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?
- 18 permits since 2021, 18 in the last 5 years. Latest filed Oct 2, 2026.
- What kind of projects?
- Addition 8 · Home remodel 7 · Deck, stairs or patio cover 2
- How long do their permits take?
- Addition: 2 months. City typical for the same review: 5 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: 8 permits in San Francisco
Time to get a permit
Median from filing to permit, from 8 issued permits filed since 1966. City is the San Francisco median for the same kind of review, from 7,266 permits.
Where
- West of Twin Peaks4
- Sunset/Parkside2
- Noe Valley1
- Potrero Hill1
Most recent
- 806 Noe StHorizontal infill addition - convert recessed porch into habitable space (n) exterior spiral stair to grade. 1st flr- as required to bring down structural loads. 2nd flr - convert porch to habitable; remove wall btwn kitchen and dining. 3rd flr no work.Oct 23, 2025Complete
- 990 Rhode Island StHorizontal addition at rear yard within 1 story 12' pop out areaJul 30, 2025Complete
- 163 Marietta DrExpand 1/f into garage leaving compact parking space. add intermediate floor for storage into crawlspace, new first floor deck with stair to grade. new grade level deck. add new skylight and raised parapet.Jul 16, 2025Issued
- 2630 25th Av2nd fl: horizontal addition to enlarge (e) bedroom, add (n) bathroom at interior, (n) deck at the rear. 1st fl: no work except 1 hr wall & deck postsMay 1, 2025Complete
- 225 Teresita BlBasement level - primary bath & laundry room addition. 1st fl - no work; 2nd fl - no workApr 24, 2025Complete
| Filed | Project | Type | Status | Time to permit | Open |
|---|---|---|---|---|---|
| Oct 2, 2026 | 2765 Greenwich St Remodel kitchen and 3rd floor bathrooms. add powder room at 1/f. remove wall between kitchen and breakfast room. Issued | Home remodel | Issued | Within 1 month | |
| May 27, 2026 | 75 San Jacinto Wy Interior remodel including kitchen remodel, 3 bathroom remodels, 1 new bathroom, interior stair replacement, replace windows through out. windows that can be seen from the street are being replaced in- kind with new wood windows to match existing insulate all exterior walls Issued | Home remodel | Issued | Within 1 month | |
| May 22, 2026 | 126 Wawona St 1st flr interior - no work. 2nd floor interior - remodel hall bath in-kind; extend pr bath into adjacent closet & remodel. exterior - replace exterior front entry stairs in-kind. Issued | Home remodel | Issued | Within 1 month | |
| May 21, 2026 | 1670 11th Av Remodel ground floor for new media room, office, bathroom, laundry and storage. Issued | Home remodel | Issued | Within 1 month | |
| Jan 29, 2026 | 2467 35th Av Add 2nd fl deck & stair to grade. remove (e) stair & infill corner of bldg on both floors. at 1st floor relocate bathroom & add powder room; add mudroom w/kitchenette; (e) bedroom to be enlarged & family room to remain. ref pa 9405612 for ground floor (e) conditions; at 2nd floor remodel & enlarge Issued | Revision or supplementType unconfirmed | Issued | Within 1 month | |
| Dec 18, 2025 | 563 Waller St Kitchen and bathroom remodel, additional 1/2 bathroom added and replacement of 5 windows at side lightwell of property (non street facing). Complete | Home remodel | Complete | 2 months | |
| Dec 16, 2025 | 581 Belvedere St 1st floor / basement:convert (e)rooms to adu per state adu program (gov't code 66323): adu sq. ft. if 656 total (180 of that is new); new 37 sq. ft. deck at rear yard for ladder pathway.1st flr voluntary lateral strengthening. no work on 2nd & 3rd floors (e)building not sprinklered & does not have a Issued | ADU | Issued | 3 months | |
| Dec 10, 2025 | 163 Marietta Dr Revision to 202507080306: deck stair changes position, 1st/f deck decreased in size, storage fl deck increases in size, firewall switches to opposite side, add powder room, space conditioning & new window to storage/f. no increase in floor area, replace central bearing wall w/ new beam, ssd. Issued | Revision or supplement | Issued | Within 1 month | |
| Oct 23, 2025 | 806 Noe St Horizontal infill addition - convert recessed porch into habitable space (n) exterior spiral stair to grade. 1st flr- as required to bring down structural loads. 2nd flr - convert porch to habitable; remove wall btwn kitchen and dining. 3rd flr no work. Complete | Addition | Complete | Within 1 month | |
| Jul 30, 2025 | 990 Rhode Island St Horizontal addition at rear yard within 1 story 12' pop out area Complete | Addition | Complete | 1 month | |
| Jul 16, 2025 | 163 Marietta Dr Expand 1/f into garage leaving compact parking space. add intermediate floor for storage into crawlspace, new first floor deck with stair to grade. new grade level deck. add new skylight and raised parapet. Issued | Addition | Issued | 3 months | |
| May 1, 2025 | 2630 25th Av 2nd fl: horizontal addition to enlarge (e) bedroom, add (n) bathroom at interior, (n) deck at the rear. 1st fl: no work except 1 hr wall & deck posts Complete | Addition | Complete | Within 1 month | |
| Apr 24, 2025 | 2643 16th Av Revision to pa # 2022-0208-7597 -s1: relocate interior stair and 2nd fl bathroom, remove wall adjacent to media room and replace rear exterior door with casement window Issued | Revision or supplement | Issued | Within 1 month | |
| Apr 24, 2025 | 225 Teresita Bl Basement level - primary bath & laundry room addition. 1st fl - no work; 2nd fl - no work Complete | AdditionType unconfirmed | Complete | 3 months | |
| Apr 3, 2025 | 723 41st Av New roof deck and spiral stairs to grade Complete | Deck, stairs or patio cover | Complete | Within 1 month | |
| Feb 7, 2025 | 2159 29th Av Revision to pa # 2024-0909-0305 excavate at crawlspace to create storage room & shearwall modification Complete | Revision or supplement | Complete | Within 1 month | |
| Mar 7, 2024 | 554 Bella Vista Wy New wood deck at 2nd floor rear yard and stairs to grade; new sliding door for deck access. Issued | Deck, stairs or patio cover | Issued | Within 1 month | |
| Dec 7, 2023 | 16 Sherwood Ct 2/f remove wall between kitchen & dining/ living areas, remodel kitchen, new exterior folding door to new rear yard deck & stairs to grade. Complete | Home remodel | Complete | Within 1 month | |
| Jun 5, 2023 | 2682 17th Av 1st fl: convert portion of garage to mudroom/laundry rm. 2nd fl: fill in south lightwell entirely to expand kitchen and remodel kitchenl raise floor of north lightwell & expand for headroom at new interior stairs. Complete | Addition | Complete | 12 months | |
| Feb 8, 2022 | 2643 16th Av 1st floor: ground floor development includes new bedroom, closet, 1 1/2 bathrooms, study and family room. one story rear addition and infill under sunroom. new interior stair. rated exit corridor added to garage 2nd floor: remodel (e) kitchen and (e) bathroom, add skylights Reinstated | Addition | Reinstated | 11 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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