Architect, San Francisco License C13890
Edw. Lee Hammack, Architect
The city has issued 52 of the 69 San Francisco building permits that name Edw. Lee Hammack, Architect since 2018. The work is mostly residential, led by home remodels. Their median plan-review permit, across all project types, took 10.7 months from filing to issue. Their busiest neighborhoods are South of Market, Bernal Heights and Potrero Hill.
- Also filed as
- designer, engineer
- Issued by the city
- 52 of 69 filed since 2018
- Median plan-review time, all types
- 10.7 mo filing to issue
- Rank for home remodels
- No. 82 of 869 by home remodels issued
- Overall rank
- No. 124 of 1,543 architects and designers
What they work on
Every San Francisco building permit with Edw. Lee Hammack, Architect on the record since 2018, by project type. Most filed: 32 home remodels, 10 retail and shops, 9 apartments and multifamily.
Residential and commercial, by permits filed
- Home remodels Residential 26 of 32 issued 46% of filings.
- Retail and shops Commercial 6 of 10 issued 14% of filings.
- Apartments and multifamily Residential 7 of 9 issued 13% of filings.
- Restaurants and bars Commercial 4 of 7 issued 10% of filings.
- Home additions Residential 2 of 4 issued 6% of filings.
- Hotels, clinics, schools and other commercial Commercial 4 of 4 issued 6% of filings.
- ADUs Residential 2 of 2 issued 3% of filings.
- Offices Commercial 1 of 1 issued 1% 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
- 2024
- 15 permits filed
- Latest filing
- Sep 2026
- 75% of 69 issued
One building per year, its height the permits filed. Each floor line marks 2 permits; the 2026 building is dashed because it counts permits filed through October 20, 2026.
Issued by the city: 52 of 69 permits filed
All San Francisco project permits since 2018 in this data
17 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. Edw. Lee Hammack, Architect has 6 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.
Edw. Lee Hammack, Architect, all project types
10.7months
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.
- 122 Butler Armsden Architects 53
- 123 Mithun Architects 53
- 124 Edw. Lee Hammack, Architect 52
- 125 Drsa 52
- 126 Edit 52
All permits issued, 1,543 architects and designers Full ranking
- 80 Gisela Schmoll Architect, Pc 27
- 81 Kerman Morris Architects 26
- 82 Edw. Lee Hammack, Architect 26
- 83 Rex Mclean Architects 26
- 84 Plum Architects 26
Home remodels issued, 869 architects and designers Home remodels ranking
Where they work
The neighborhoods where Edw. Lee Hammack, Architect files the most permits, and how many architects and designers count each one among their top 4 neighborhoods.
- 01 South of Market 216 architects and designers count South of Market among their busiest neighborhoods
- 02 Bernal Heights 189 architects and designers count Bernal Heights among their busiest neighborhoods
- 03 Potrero Hill 137 architects and designers count Potrero Hill among their busiest neighborhoods
- 04 Noe Valley 231 architects and designers count Noe Valley 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 Edw. Lee Hammack, Architect by permits issued for home remodels.
- 77 Caha Design Group 27 home remodels issued
- 79 Chr Dauer Architect 27 home remodels issued
- 81 Kerman Morris Architects 26 home remodels issued · 10.1 mo median for home remodels
- 86 Azevedo Design 26 home remodels issued · 17.1 mo median for home remodels
- 87 Studio Paz 26 home remodels issued
- 88 Creates Cool 25 home remodels issued · 17.0 mo median for home remodels
See all 869 architects and designers ranked for home remodels
- Sheet
- A-124 No. 124 of 1,543
- Drawing
- Permit record, Edw. Lee Hammack, Architect
- Architect, San Francisco
- License
- C13890 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 Edw. Lee Hammack, Architect has not paid to be listed. Project addresses are never shown.
Is this your firm? Claim it or send a correction.