Architect License C5451
William E. Cullen Aia
The city has issued 8 of the 9 San Francisco building permits that name William E. Cullen Aia since 2018. The work is mostly residential, led by home remodels. Their busiest neighborhoods are Noe Valley, Mission and Inner Sunset.
- Also filed as
- engineer, permit expediter
- Issued by the city
- 8 of 9 filed since 2018
- Rank for home remodels
- No. 323 of 869 by home remodels issued
- Overall rank
- No. 702 of 1,543 architects and designers
- Commercial share
- 0% last filing Mar 2023
What they work on
Every San Francisco building permit with William E. Cullen Aia on the record since 2018, by project type. Most filed: 8 home remodels, 1 home additions.
Residential and commercial, by permits filed
- Home remodels Residential 8 of 8 issued 89% of filings.
- Home additions Residential 0 of 1 issued 11% of filings.
Permits over time
Permits filed each year, drawn as a street with one building per year, and how many of all their permits the city has issued.
- Busiest year
- 2019
- 5 permits filed
- Latest filing
- Mar 2023
- 89% of 9 issued
One building per year, its height the permits filed. Each floor line marks 1 permit; the 2026 building is dashed because it counts permits filed through October 20, 2026.
Issued by the city: 8 of 9 permits filed
All San Francisco project permits since 2018 in this data
1 not issued as of October 20, 2026. Source: SF Department of Building Inspection permits via DataSF.
How fast their permits come through
Filing to issue for permits that went through plan review. William E. Cullen Aia has 0 of those across all project types; the citywide comparison is for home remodels, their most filed type, where 3,361 of 93,498 permits went through plan review and the rest were approved over the counter.
No median yet: fewer than 3 issued plan-review permits with usable dates.
12 firms with medians over 18 months are drawn at the right edge.
Where they rank
Ranked by permits the city has issued since 2018, first across every project type, then for home remodels alone.
- 700 Studio O2 8
- 701 Wayne Meyer Works 8
- 702 William E. Cullen Aia 8
- 703 Am Associates 8
- 704 Angelina Chuong 8
All permits issued, 1,543 architects and designers Full ranking
- 321 Gary Head & Le Vu 8
- 322 Peter Retondo Arch. 8
- 323 William E. Cullen Aia 8
- 324 Cm Architects 7
- 325 Harvey Hacker Architects 7
Home remodels issued, 869 architects and designers Home remodels ranking
Where they work
The neighborhoods where William E. Cullen Aia files the most permits, and how many architects and designers count each one among their top 4 neighborhoods.
- 01 Noe Valley 231 architects and designers count Noe Valley among their busiest neighborhoods
- 02 Mission 381 architects and designers count Mission among their busiest neighborhoods
- 03 Inner Sunset 151 architects and designers count Inner Sunset among their busiest neighborhoods
- 04 West of Twin Peaks 306 architects and designers count West of Twin Peaks among their busiest neighborhoods
Questions for the first call
- Which of your recent San Francisco permits are closest to my project in type, size and neighborhood, and can I see the permit numbers?
- How long did those permits take from filing to issue, and what did plan check send back?
- Who on your team draws the set, who stamps it, and who answers the city's comments?
Other architects and designers for home remodels
Firms ranked near William E. Cullen Aia by permits issued for home remodels.
- 320 Pinnacle Db, Inc. 8 home remodels issued
- 321 Gary Head & Le Vu 8 home remodels issued
- 322 Peter Retondo Arch. 8 home remodels issued
- 324 Cm Architects 7 home remodels issued · 16.6 mo median for home remodels
- 325 Harvey Hacker Architects 7 home remodels issued · 10.3 mo median for home remodels
- 327 Natoma Architects Inc. 7 home remodels issued · 2.9 mo median for home remodels
See all 869 architects and designers ranked for home remodels
- Sheet
- A-702 No. 702 of 1,543
- Drawing
- Permit record, William E. Cullen Aia
- Architect
- License
- C5451 check with CAB
- Source
- San Francisco DBI building permits, since 2018
- Data as of
- Oct 2026
- Scale
- Not to scale
Built only from public San Francisco Department of Building Inspection records (permits, permit contacts), updated 2026-10-20. It is not a review or an endorsement, and William E. Cullen Aia has not paid to be listed. Project addresses are never shown.
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