Room addition contractors in San Francisco, CA
355 contractors pulled 489 room addition permits in San Francisco in 2025–26. Ranked by the number of room addition permits; license classes are checked against what California requires for this work.
Across all cities we track, the median declared value of a room addition permit is $107,354 (middle half $49,712–$250,000). See Room addition cost in Sacramento & the Bay Area.
- Tip Managers INC.San Leandro · #999125 · 40 permits · room addition: 5
- Ren Lei Construction COSan Francisco · #635360 · 16 permits · room addition: 5
- Citidev INC.San Francisco · #910730 · 30 permits · room addition: 4
- Keightley Builders INCSan Francisco · #965843 · 23 permits · room addition: 4
- Nabi Construction & Engineering INCSan Francisco · #792807 · 18 permits · room addition: 4
- Noa Construction LLCBerkeley · #1020976 · 15 permits · room addition: 4
- Mcmahon ConstructionSan Francisco · #823609 · 12 permits · room addition: 4
- Edri Construction INC *see Notes*San Francisco · #1070193 · 63 permits · room addition: 3
- Forma ConstructionSan Francisco · #948262 · 37 permits · room addition: 3
- Deep Elm Construction LLCSan Francisco · #1001057 · 29 permits · room addition: 3
- CBS Construction INC.San Francisco · #955448 · 28 permits · room addition: 3
- F C CompanyDaly City · #1022789 · 26 permits · room addition: 3
- San Francisco DevelopersSan Francisco · #939452 · 19 permits · room addition: 3
- Keegan Contruction INC.San Francisco · #792673 · 18 permits · room addition: 3
- Clarity Construction GroupSanta Clara · #1124235 · 16 permits · room addition: 3
- Mireles Construction INCOakland · #1046937 · 16 permits · room addition: 3
- Doyle DevelopmentsSan Francisco · #961355 · 16 permits · room addition: 3
- Mizen Construction INCSan Francisco · #979493 · 13 permits · room addition: 3
- C H Burnham INCSan Francisco · #965331 · 13 permits · room addition: 3
- Mountain Top Construction LLCSan Francisco · #1056593 · 12 permits · room addition: 3
- All Best Buildrs.inc./All Trusty Bldrs.San Francisco · #909984 · 12 permits · room addition: 3
- Bao Hengda INCSan Francisco · #1050366 · 9 permits · room addition: 3
- Modern Builder Construction INCSan Francisco · #1097714 · 7 permits · room addition: 3
- Claros ConstructionSan Jose · #764609 · 6 permits · room addition: 3
- At6 Design BuildSan Francisco · #283485 · 5 permits · room addition: 3
- Ambrocio Construction INCSan Francisco · #1150820 · 5 permits · room addition: 3
- L E C A Construction LLCSan Mateo · #974597 · 3 permits · room addition: 3
- Mission Home Remodeling INCSan Francisco · #1078954 · 102 permits · room addition: 2
- We Do Construction INC.San Francisco · #1096552 · 81 permits · room addition: 2
- D3 ConstructionSan Francisco · #672385 · 66 permits · room addition: 2
- G M Building And Construction INCSan Francisco · #1062717 · 49 permits · room addition: 2
- Perez Construction LLC.San Francisco · #1024474 · 45 permits · room addition: 2
- Clayton Timbrell & COSan Francisco · #897643 · 45 permits · room addition: 2
- Success Construction ***see Notes***San Francisco · #876008 · 41 permits · room addition: 2
- Inspired Builders INC.Sunnyvale · #1088894 · 29 permits · room addition: 2
- O'shea CO. Home Grown ConstructionSan Francisco · #890253 · 29 permits · room addition: 2
- Jeff King And Company INCSan Francisco · #772547 · 29 permits · room addition: 2
- Matarozzi/Pelsinger Builders INC.San Francisco · #747611 · 22 permits · room addition: 2
- Norwood ConstructionSan Rafael · #999209 · 21 permits · room addition: 2
- Sonoma Build Group INCGlen Ellen · #1104748 · 21 permits · room addition: 2
Also licensed for this work in San Francisco (no room addition permits in our data)
- SunrunSan Francisco · #969975 · 706 permits
- General Express Construction DBA Roof ExSan Francisco · #1072766 · 191 permits
- Rotoco LLCSan Francisco · #356608 · 73 permits
- G R C Roofing INC.San Francisco · #963532 · 68 permits
- M & L ConstructionSan Francisco · #832092 · 67 permits
- Gateway Roofing And Water Proofing INCSan Francisco · #799104 · 64 permits
- Lee Family CORPSan Francisco · #883527 · 57 permits
- Highland Construction S F INC.San Francisco · #626953 · 53 permits
- Terence Mcmahon ConstructionSan Francisco · #797580 · 53 permits
- Lapje Roofing INCSan Francisco · #1027061 · 48 permits
- GDH Roofing & Building INCSan Francisco · #1083778 · 48 permits
- Actually Design Build INCSan Francisco · #1015230 · 43 permits
- Window Replacement Sfdba Window ReplacemSan Francisco · #1011130 · 43 permits
- Glam Construction INC.San Francisco · #1052310 · 40 permits
- Sure, INC.San Francisco · #561658 · 40 permits
- Matthew Kelly Construction INCSan Francisco · #1078733 · 39 permits
- Kenneth ChiuSan Francisco · #817869 · 34 permits
- Standardconstr/StandardroofSan Francisco · #348544 · 32 permits
- Bay C T Construction INC.San Francisco · #922224 · 30 permits
- Hong's General Construction INCSan Francisco · #995123 · 29 permits
Open in the directory: filters, sorting, compare →← Contractors in San Francisco, CA