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Contractor, San Francisco License 897643

Clayton Timbrell & Co

The city has issued 193 of the 199 San Francisco building permits that name Clayton Timbrell & Co since 2018. The work is mostly residential, led by home remodels. Their median plan-review permit for home remodels took 13.7 months from filing to issue, 54% slower than the citywide median. Their busiest neighborhoods are Presidio Heights, Pacific Heights and Marina.

Issued by the city
193 of 199 filed since 2018
Median plan-review time, home remodels
13.7 mo city median 8.9 mo
Rank for home remodels
No. 6 of 184 by home remodels issued
Overall rank
No. 43 of 226 contractors

What they work on

Every San Francisco building permit with Clayton Timbrell & Co on the record since 2018, by project type. Most filed: 160 home remodels, 16 apartments and multifamily, 11 home additions.

Residential and commercial, by permits filed

97% residential
4% commercial
Permits by project type, filed and issued
  1. Home remodels Residential 156 of 160 issued 80% of filings.
  2. Apartments and multifamily Residential 16 of 16 issued 8% of filings.
  3. Home additions Residential 10 of 11 issued 6% of filings.
  4. ADUs Residential 4 of 5 issued 3% of filings.
  5. Offices Commercial 5 of 5 issued 3% of filings.
  6. Hotels, clinics, schools and other commercial Commercial 2 of 2 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
2019
33 permits filed
Latest filing
Oct 2026
97% of 199 issued
Permits filed per year: 2018: 18, 2019: 33, 2020: 15, 2021: 24, 2022: 19, 2023: 25, 2024: 24, 2025: 18, 2026: 23. The 2026 figure runs through October 20, 2026.

One building per year, its height the permits filed. Each floor line marks 5 permits; the 2026 building is dashed because it counts permits filed through October 20, 2026.

Issued by the city: 193 of 199 permits filed

97%

All San Francisco project permits since 2018 in this data

93% issued

6 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. Clayton Timbrell & Co has 21 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.

Clayton Timbrell & Co, home remodels

13.7months

That is 54% slower than the citywide median for home remodels.

Median months from filing to issue for plan-review permits. Clayton Timbrell & Co, home remodels: 13.7 months. San Francisco, home remodels: 8.9 months. Middle half of city permits: 5.0 to 15.6 months.
13.7 months for home remodels, faster than 19 of 92 other contractors ranked for home remodels that have a median for it Each circle is a firm's median for its plan-review permits for home remodels. Dashed line: the median of all San Francisco plan-review permits for home remodels, 8.9 months. Shaded: the middle half of those permits, 5.0 to 15.6 months.
0 3 6 9 12 15 18+ months Terence Mcmahon Construction: 6.7 months Gil Construction & Assoc Inc.: 13.0 months Reliable Construction Inc: 10.8 months Prosper Construction Dev Inc.: 20.2 months Mission Home Remodeling Inc: 12.8 months Yao Star Construction: 13.1 months R & D Construction Co Inc: 8.9 months Realty Builders Inc: 4.1 months Hong's General Construction Inc: 10.9 months Perez Construction Llc.: 3.2 months The Toboni Group: 7.5 months Actually Design Build Inc: 6.9 months Eastwood Development Incorporated: 6.9 months Jeff King And Company Inc: 10.2 months S F Garage Company Inc.: 15.9 months Saturn Construction Co: 11.1 months Bay C T Construction Inc.: 8.0 months Cej Construction Llc: 12.1 months Bay Build Design Inc: 12.5 months Planart Construction Corp: 8.2 months The Great Ocean General Contractor: 14.5 months O'shea Co. Home Grown Construction: 7.6 months Upscale Construction Inc.: 5.9 months Forma Construction: 5.3 months Thompson Suskind L P: 6.3 months Occidental Express: 16.1 months F C Company: 7.6 months Christopher Gate Construction Inc: 8.1 months Rozen Home Builders Inc: 9.0 months Outerlands Design Inc: 13.7 months Green City Construction Inc: 8.2 months G B U Construction Development: 22.9 months Cook Construction: 8.9 months Kalix Inc Dbalara Construction: 15.3 months Edenavow Construction & Design: 3.4 months Itu Construction: 16.0 months Zack De Vito Inc: 7.9 months Ashbury Gen Constructing & Eng: 11.5 months Flmc Development Corp Dba Adamo Campagna: 8.1 months Beyond The Horizon Construction: 17.0 months H & Bo Construction Inc.: 7.3 months Project Contractor Inc: 16.0 months Devlin/Mcnally Construction: 9.9 months North Bay Construction: 4.3 months Urban Builder General Contracting Inc: 15.8 months Cairn Construction: 4.9 months Norwood Construction: 18.6 months Blair Burke General Contractors Inc: 12.2 months Fma Builders: 10.2 months Ren Lei Construction Co: 8.4 months Design Line Construction: 6.1 months Citidev Inc.: 3.4 months Custom Construction Enterprises: 6.7 months Matarozzi/Pelsinger Builders Inc.: 6.3 months Wing Construction Co.: 5.8 months Aaron Gordon Construction Inc: 8.9 months Moroso Construction Inc: 4.5 months Redhorse Constructors Inc.: 6.9 months C H Burnham Inc: 9.9 months Bc United Construction Inc: 9.7 months Elliott Build Remodel Llc: 10.1 months Yefa Construction Inc: 13.2 months Hong Shink Construction: 3.9 months Ggd Inc.: 6.0 months Stonebridge Construction Inc: 6.3 months Sasso Construction Inc.: 9.1 months Doran Construction & Design: 17.0 months Citywest Construction Inc.: 12.8 months Parkin Construction Inc: 32.9 months Larkspur Builders Inc.: 6.1 months A L Martin Construction: 8.5 months Hungto Co Incorporation: 15.0 months Mrcc: 11.5 months Qse Construction: 12.8 months De Brus Construction Inc: 6.1 months Vonnegut Thoreau Construction: 12.6 months Pacific Engineering & Construction Inc.: 5.5 months Andrew Chekene Enterprises/ Dba Ac Enter: 42.6 months Macken Construction: 7.3 months Ams Construction: 28.4 months Mizen Construction Inc: 5.6 months Sunset Builders Llc.: 7.2 months A J O Group Build Inc: 10.1 months Modern Construction Inc: 13.1 months Blackline Construction: 4.6 months D K G Construction Inc: 2.8 months Sonoma Build Group Inc: 16.8 months Ace Drilling & Excavation: 9.1 months Granite Excavation & Demolition Inc: 7.4 months Recon 360 Llc: 4.4 months Achill Beg Construction Inc: 13.8 months Amone Corp: 6.2 months Clayton Timbrell & Co 0 3 6 9 12 15 18+ months Terence Mcmahon Construction: 6.7 months Gil Construction & Assoc Inc.: 13.0 months Reliable Construction Inc: 10.8 months Prosper Construction Dev Inc.: 20.2 months Mission Home Remodeling Inc: 12.8 months Yao Star Construction: 13.1 months R & D Construction Co Inc: 8.9 months Realty Builders Inc: 4.1 months Hong's General Construction Inc: 10.9 months Perez Construction Llc.: 3.2 months The Toboni Group: 7.5 months Actually Design Build Inc: 6.9 months Eastwood Development Incorporated: 6.9 months Jeff King And Company Inc: 10.2 months S F Garage Company Inc.: 15.9 months Saturn Construction Co: 11.1 months Bay C T Construction Inc.: 8.0 months Cej Construction Llc: 12.1 months Bay Build Design Inc: 12.5 months Planart Construction Corp: 8.2 months The Great Ocean General Contractor: 14.5 months O'shea Co. Home Grown Construction: 7.6 months Upscale Construction Inc.: 5.9 months Forma Construction: 5.3 months Thompson Suskind L P: 6.3 months Occidental Express: 16.1 months F C Company: 7.6 months Christopher Gate Construction Inc: 8.1 months Rozen Home Builders Inc: 9.0 months Outerlands Design Inc: 13.7 months Green City Construction Inc: 8.2 months G B U Construction Development: 22.9 months Cook Construction: 8.9 months Kalix Inc Dbalara Construction: 15.3 months Edenavow Construction & Design: 3.4 months Itu Construction: 16.0 months Zack De Vito Inc: 7.9 months Ashbury Gen Constructing & Eng: 11.5 months Flmc Development Corp Dba Adamo Campagna: 8.1 months Beyond The Horizon Construction: 17.0 months H & Bo Construction Inc.: 7.3 months Project Contractor Inc: 16.0 months Devlin/Mcnally Construction: 9.9 months North Bay Construction: 4.3 months Urban Builder General Contracting Inc: 15.8 months Cairn Construction: 4.9 months Norwood Construction: 18.6 months Blair Burke General Contractors Inc: 12.2 months Fma Builders: 10.2 months Ren Lei Construction Co: 8.4 months Design Line Construction: 6.1 months Citidev Inc.: 3.4 months Custom Construction Enterprises: 6.7 months Matarozzi/Pelsinger Builders Inc.: 6.3 months Wing Construction Co.: 5.8 months Aaron Gordon Construction Inc: 8.9 months Moroso Construction Inc: 4.5 months Redhorse Constructors Inc.: 6.9 months C H Burnham Inc: 9.9 months Bc United Construction Inc: 9.7 months Elliott Build Remodel Llc: 10.1 months Yefa Construction Inc: 13.2 months Hong Shink Construction: 3.9 months Ggd Inc.: 6.0 months Stonebridge Construction Inc: 6.3 months Sasso Construction Inc.: 9.1 months Doran Construction & Design: 17.0 months Citywest Construction Inc.: 12.8 months Parkin Construction Inc: 32.9 months Larkspur Builders Inc.: 6.1 months A L Martin Construction: 8.5 months Hungto Co Incorporation: 15.0 months Mrcc: 11.5 months Qse Construction: 12.8 months De Brus Construction Inc: 6.1 months Vonnegut Thoreau Construction: 12.6 months Pacific Engineering & Construction Inc.: 5.5 months Andrew Chekene Enterprises/ Dba Ac Enter: 42.6 months Macken Construction: 7.3 months Ams Construction: 28.4 months Mizen Construction Inc: 5.6 months Sunset Builders Llc.: 7.2 months A J O Group Build Inc: 10.1 months Modern Construction Inc: 13.1 months Blackline Construction: 4.6 months D K G Construction Inc: 2.8 months Sonoma Build Group Inc: 16.8 months Ace Drilling & Excavation: 9.1 months Granite Excavation & Demolition Inc: 7.4 months Recon 360 Llc: 4.4 months Achill Beg Construction Inc: 13.8 months Amone Corp: 6.2 months Clayton Timbrell & Co

6 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.

  1. 41 Edri Construction Inc *See Notes* 206
  2. 42 Project Contractor Inc 205
  3. 43 Clayton Timbrell & Co 193
  4. 44 Andrew Chekene Enterprises/ Dba Ac Enter 191
  5. 45 De Brus Construction Inc 188

All permits issued, 226 contractors Full ranking

  1. 4 Edri Construction Inc *See Notes* 160
  2. 5 Prosper Construction Dev Inc. 156
  3. 6 Clayton Timbrell & Co 156
  4. 7 D3 Construction 155
  5. 8 Mission Home Remodeling Inc 152

Home remodels issued, 184 contractors

Where they work

The neighborhoods where Clayton Timbrell & Co files the most permits, and how many contractors count each one among their top 4 neighborhoods.

  1. 01 Presidio Heights 17 contractors count Presidio Heights among their busiest neighborhoods
  2. 02 Pacific Heights 55 contractors count Pacific Heights among their busiest neighborhoods
  3. 03 Marina 42 contractors count Marina among their busiest neighborhoods
  4. 04 Presidio 1 contractors count Presidio among their busiest neighborhoods

Questions for the first call

  1. Which of your recent San Francisco permits are closest to my project in type, size and neighborhood, and can I see the permit numbers?
  2. How long did those permits take from filing to issue, and what did plan check send back?
  3. Who on your team draws the set, who stamps it, and who answers the city's comments?

Other contractors for home remodels

Firms ranked near Clayton Timbrell & Co by permits issued for home remodels.

  1. 3 Reliable Construction Inc 211 home remodels issued · 10.8 mo median for home remodels
  2. 4 Edri Construction Inc *See Notes* 160 home remodels issued
  3. 5 Prosper Construction Dev Inc. 156 home remodels issued · 20.2 mo median for home remodels
  4. 7 D3 Construction 155 home remodels issued
  5. 8 Mission Home Remodeling Inc 152 home remodels issued · 12.8 mo median for home remodels
  6. 9 Yao Star Construction 126 home remodels issued · 13.1 mo median for home remodels
Sheet
C-043 No. 43 of 226
Drawing
Permit record, Clayton Timbrell & Co
Contractor, San Francisco
License
897643 check with CSLB
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 Clayton Timbrell & Co has not paid to be listed. Project addresses are never shown.

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