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Contractor, San Francisco License 970787

Vonnegut Thoreau Construction

The city has issued 51 of the 53 San Francisco building permits that name Vonnegut Thoreau Construction since 2018. The work is mostly residential, led by home remodels. Their median plan-review permit for home remodels took 12.6 months from filing to issue, 41% slower than the citywide median. Their busiest neighborhoods are Pacific Heights, Potrero Hill and Marina.

Issued by the city
51 of 53 filed since 2018
Median plan-review time, home remodels
12.6 mo city median 8.9 mo
Rank for home remodels
No. 110 of 184 by home remodels issued
Overall rank
No. 225 of 226 contractors

What they work on

Every San Francisco building permit with Vonnegut Thoreau Construction on the record since 2018, by project type. Most filed: 40 home remodels, 10 apartments and multifamily, 1 home additions.

Residential and commercial, by permits filed

96% residential
4% commercial
Permits by project type, filed and issued
  1. Home remodels Residential 39 of 40 issued 75% of filings.
  2. Apartments and multifamily Residential 10 of 10 issued 19% of filings.
  3. Home additions Residential 1 of 1 issued 2% of filings.
  4. Retail and shops Commercial 1 of 1 issued 2% of filings.
  5. Hotels, clinics, schools and other commercial Commercial 0 of 1 issued 2% 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
2018
10 permits filed
Latest filing
Sep 2026
96% of 53 issued
Permits filed per year: 2018: 10, 2019: 9, 2020: 5, 2021: 9, 2022: 5, 2023: 1, 2024: 6, 2025: 2, 2026: 6. The 2026 figure runs through October 20, 2026.

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: 51 of 53 permits filed

96%

All San Francisco project permits since 2018 in this data

93% issued

2 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. Vonnegut Thoreau Construction has 5 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.

Vonnegut Thoreau Construction, home remodels

12.6months

That is 41% slower than the citywide median for home remodels.

Median months from filing to issue for plan-review permits. Vonnegut Thoreau Construction, home remodels: 12.6 months. San Francisco, home remodels: 8.9 months. Middle half of city permits: 5.0 to 15.6 months.
12.6 months for home remodels, faster than 27 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 Clayton Timbrell & Co: 13.7 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 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 Vonnegut Thoreau Construction 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 Clayton Timbrell & Co: 13.7 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 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 Vonnegut Thoreau Construction

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. 222 Chiang C M Construction Inc. 52
  2. 223 Area Development Inc. 52
  3. 224 Ewsf Inc. 51
  4. 225 Vonnegut Thoreau Construction 51
  5. 226 Hungto Co Incorporation 51

All permits issued, 226 contractors Full ranking

  1. 108 De Brus Construction Inc 39
  2. 109 K 2 Builders Inc 39
  3. 110 Vonnegut Thoreau Construction 39
  4. 111 Winder Construction Inc. 38
  5. 112 E & E General Builder Inc 38

Home remodels issued, 184 contractors

Where they work

The neighborhoods where Vonnegut Thoreau Construction files the most permits, and how many contractors count each one among their top 4 neighborhoods.

  1. 01 Pacific Heights 55 contractors count Pacific Heights among their busiest neighborhoods
  2. 02 Potrero Hill 13 contractors count Potrero Hill among their busiest neighborhoods
  3. 03 Marina 42 contractors count Marina among their busiest neighborhoods
  4. 04 Sunset/Parkside 51 contractors count Sunset/Parkside 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 Vonnegut Thoreau Construction by permits issued for home remodels.

  1. 107 Qse Construction 41 home remodels issued · 12.8 mo median for home remodels
  2. 108 De Brus Construction Inc 39 home remodels issued · 6.1 mo median for home remodels
  3. 109 K 2 Builders Inc 39 home remodels issued
  4. 111 Winder Construction Inc. 38 home remodels issued
  5. 112 E & E General Builder Inc 38 home remodels issued
  6. 113 Current Construction 37 home remodels issued
Sheet
C-225 No. 225 of 226
Drawing
Permit record, Vonnegut Thoreau Construction
Contractor, San Francisco
License
970787 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 Vonnegut Thoreau Construction has not paid to be listed. Project addresses are never shown.

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