William P. Duncanson
- Listed as
- architect, authorized agent-others, engineer
- Firm
- Bar Architects
- Based in
- San Francisco
- On San Francisco permits
- Feb 2021 to Jan 2026
18 permits since 2000 (architect on 16 permits, authorized agent-others on 1 permit, engineer on 1 permit): 7 completed, 6 in progress, 3 never finaled, 2 expired or cancelled.
This is the city’s permit record, not a license check: the role and the number come from what was written on each permit (the number spelled one way). It does not show whether the license is current. How to read these records
Most recent permits
| Filed | Outcome | Address | Contractor | Work described on the permit | Declared cost |
|---|---|---|---|---|---|
| Jan 15, 2026 | In progress issued Jan 2026 | 1075 California St | Build Singular Joint Venture | revise mechanical drawing in pa# 2025-0212-0165 to show changes and additional fire/smoke dampersDetails
revise mechanical drawing in pa# 2025-0212-0165 to show changes and additional fire/smoke dampers | |
| Dec 18, 2025 | Completed final sign-off Aug 2026 | 1075 California St | Build Singular Joint Venture | deferred submittal to document change in the accessible storefront from aluminum to wood to match adjacent exterior door (existing) and provide power door operator in lieu of level landing per information sheet da-04 refer to issued pa#20285-1212-0165Details
deferred submittal to document change in the accessible storefront from aluminum to wood to match adjacent exterior door (existing) and provide power door operator in lieu of level landing per information sheet da-04 refer to issued pa#20285-1212-0165 | |
| Dec 18, 2025 | Completed final sign-off Mar 2026 | 1075 California St | Build Singular Joint Venture | revision to 202502120165: to include refinishing indoor pool deck & the addition of new drainsDetails
revision to 202502120165: to include refinishing indoor pool deck & the addition of new drains | $22,000 |
| Sep 23, 2025 | Completed final sign-off Aug 2026 | 1075 California St | Build Singular Joint Venture | deferred submittal for pa #202502120165 for food service review. new equipment and finish work for lobby bar back of house and lobby bar; repair or replacement of existing finishes and fixtures in existing restaurant bar, kitchen and room service area.Details
deferred submittal for pa #202502120165 for food service review. new equipment and finish work for lobby bar back of house and lobby bar; repair or replacement of existing finishes and fixtures in existing restaurant bar, kitchen and room service area. | $44,175 |
| Mar 11, 2025 | In progress issued Mar 2025 | 1075 California St | Build Group Inc. | selective demolition of interior nonstrucutral partitions, ceilings, millwork, finishes and fixtures per ab-17Details
selective demolition of interior nonstrucutral partitions, ceilings, millwork, finishes and fixtures per ab-17 | |
| Mar 6, 2025 | In progress filed Mar 2025, not yet issued | 2395 Sacramento St | to erect a 8 stories,10 dwellings with 1 basement bldg, type 1-b.Details
to erect a 8 stories,10 dwellings with 1 basement bldg, type 1-b. | $5,000,000 | |
| Mar 6, 2025 | In progress filed Mar 2025, not yet issued | 2395 Sacramento St | adaptive-re-use of existing historic building & two-horizontal additions adjancent to the exisitng building, 9 dwelling units proposed in this portion of a developemnt totaling 24 units.lot merger proposed with 0637/015.Details
adaptive-re-use of existing historic building & two-horizontal additions adjancent to the exisitng building, 9 dwelling units proposed in this portion of a developemnt totaling 24 units.lot merger proposed with 0637/015. | $5,000,000 | |
| Mar 6, 2025 | In progress filed Mar 2025, not yet issued | 2395 Sacramento St | to erect a 6 stories,5 dwelling with 1 basement bldg, type 1-bDetails
to erect a 6 stories,5 dwelling with 1 basement bldg, type 1-b | $5,000,000 | |
| Feb 25, 2025 | Completed final sign-off Aug 2026 | 1075 California St | Build Singular Joint Venture | renovation of all (e) guest rooms including new finishes and furnishings,full (n) bath renovations,(n) lighting,conversion of select guest rooms at level 12 to presidential suite.refresh of finishes,furnishings,and lighting at spa and pool,main lobby,big 4 restaurant,select partition changes...Details
renovation of all (e) guest rooms including new finishes and furnishings,full (n) bath renovations,(n) lighting,conversion of select guest rooms at level 12 to presidential suite.refresh of finishes,furnishings,and lighting at spa and pool,main lobby,big 4 restaurant,select partition changes... | $15,000,000 |
| Jan 14, 2025 | Expired or cancelled withdrawn Feb 2025 | 1075 California St | 1/fl- interior renovation of spa and pool areas including refresh of wall floor and ceiling finishes and fixtures, conversion of spa dispensary to facial room and relocate dispensary , conversion of (e) large room into 2 treatment rooms, level 1 to have (n) finishes and fixtures at hotel and spasDetails
1/fl- interior renovation of spa and pool areas including refresh of wall floor and ceiling finishes and fixtures, conversion of spa dispensary to facial room and relocate dispensary , conversion of (e) large room into 2 treatment rooms, level 1 to have (n) finishes and fixtures at hotel and spas | $2,250,000 | |
| May 20, 2024 | Completed final sign-off Aug 2026 | 1075 California St | Build Singular Joint Venture | renovate (1) guestroom suite and section of adjoining corridor in the (e) hotel to test new operational standards of hotel. renovations include demo of (e) interior partitons, fixtures and finishes, construct new partitions, plumbing, electrical fixtures, floor, wall, and ceiling finishes.Details
renovate (1) guestroom suite and section of adjoining corridor in the (e) hotel to test new operational standards of hotel. renovations include demo of (e) interior partitons, fixtures and finishes, construct new partitions, plumbing, electrical fixtures, floor, wall, and ceiling finishes. | $125,000 |
| Jul 12, 2022 | Never finaled issued Sep 2022, no final | 203 Willow St | Ghilotti Bros Inc | revision to pa 201904198473 changes include fence location at willow st removalof fence/gate within service court. changes to utilities under seperate permit.Details
revision to pa 201904198473 changes include fence location at willow st removalof fence/gate within service court. changes to utilities under seperate permit. | $1,000 |
| Jul 11, 2022 | Completed final sign-off Sep 2023 | 660 Mission Bay Blvd North Bl | Oliver & Company Inc. | tenant improvement to provide 2 music classrooms, private lesson room, restroom.Details
tenant improvement to provide 2 music classrooms, private lesson room, restroom. | $206,788 |
| Jun 2, 2022 | Never finaled filed Jun 2022, never issued | 925 Bryant St | erect new type 3a over 1a, 7-story over 1-basement mixed use building with 218 group housing units, including garage, building amenities, ground fl commercial & roof deck.Details
erect new type 3a over 1a, 7-story over 1-basement mixed use building with 218 group housing units, including garage, building amenities, ground fl commercial & roof deck. | $23,704,000 | |
| Jun 2, 2022 | Never finaled filed Jun 2022, never issued | 925 Bryant St | demolish existing 1-story 13,125 sq ft warehouse/commercial bldg.Details
demolish existing 1-story 13,125 sq ft warehouse/commercial bldg. | $151,680 | |
| Jul 23, 2021 | In progress issued Mar 2025 | 300 De Haro St | Thompson Builders Corp | 100% affordable housing mayor ed 13-01: erect a new 11 story, mixed use public housing facility with 425 sleeping units and common use facilities, and two commercial restaurant tenant spaces at ground floorDetails
100% affordable housing mayor ed 13-01: erect a new 11 story, mixed use public housing facility with 425 sleeping units and common use facilities, and two commercial restaurant tenant spaces at ground floor | $72,000,000 |
| Mar 22, 2021 | Expired or cancelled cancelled Jan 2026 | 77 Geary St | C C I Commercial Construction & Improv | 3rd fl: demo non-structural elements for single tenant occupancy (fully sprinklered). mechanical, plumbing & electrical demo. ab017.Details
3rd fl: demo non-structural elements for single tenant occupancy (fully sprinklered). mechanical, plumbing & electrical demo. ab017. | $50,000 |
| Feb 4, 2021 | Completed final sign-off Mar 2022 | 73 Arkansas St | James E Roberts-Obayashi Corporation | sales center for new construction at 88 arkansas street project. new interior non-structural tenant improvements (interior partitions & finishes) on ground floor of existing 4-story building.Details
sales center for new construction at 88 arkansas street project. new interior non-structural tenant improvements (interior partitions & finishes) on ground floor of existing 4-story building. | $150,000 |