CS Construction CO
CS Construction CO is a California limited liability company based in Corte Madera (Marin County) with contractor license #1039312 (B), first issued in 2018. CSLB status on Nov 9, 2026: Active, no violations. From Jan 1, 2025 to Nov 8, 2026, building departments recorded 18 permits under this name, 7 of them home projects (ADU, remodel & repair, kitchen & bath). 44% of them were finaled by the city inspector. The median declared job value is $20,000. Most of the work was in 94131 · Noe Valley / Glen Park. The latest permit is from Nov 4, 2026. The license lists a contractor bond and workers' compensation coverage.
Business phone (CSLB)
Before you sign, confirm the license is still active on the CSLB site, get a written contract and ask for the permit number for your job.
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License
| License # | 1039312 |
|---|---|
| Status | Active, no violations |
| Classes | B |
| Business type | limited liability company |
| Issued / Expires | May 14, 2018 / Jan 31, 2028 |
| Contractor bond | Yes |
| Workers' comp | Yes, on file |
| Based in | Corte Madera, Marin County |
All permits (18)
| Date | Work | Area | Declared value | Status |
|---|---|---|---|---|
| Nov 4, 2026 | Other permits | 94131 · Noe Valley / Glen Park | – | Issued |
| Nov 4, 2026 | Other permits | 94131 · Noe Valley / Glen Park | – | Finaled |
| Sep 1, 2026 | Other permits | 94131 · Noe Valley / Glen Park | $10,000 | Issued |
| Aug 28, 2026 | Other permits | 94127 · West of Twin Peaks | $9,410 | Issued |
| Aug 28, 2026 | Other permits | 94127 · West of Twin Peaks | $289,176 | Issued |
| Jul 21, 2026 | Other permits | 94131 · Noe Valley / Glen Park | – | Finaled |
| Jun 23, 2026 | Other permits | 94941 · Mill Valley | $20,000 | Issued |
| Jun 9, 2026 | Remodel & repair | 94947 · Novato | $182,000 | Issued |
| Mar 4, 2026 | ADU / granny flat | 94117 · Haight Ashbury / Hayes Valley | $122,234 | Issued |
| Mar 4, 2026 | ADU / granny flat | 94117 · Haight Ashbury / Hayes Valley | $122,234 | Issued |
| Mar 4, 2026 | ADU / granny flat | 94117 · Haight Ashbury / Hayes Valley | $122,234 | Issued |
| Dec 4, 2025 | Other permits | 94133 · North Beach / Russian Hill | $10,000 | Finaled |
| Oct 27, 2025 | Other permits | 94121 · Outer Richmond / Seacliff | $16,000 | Finaled |
| Jul 21, 2025 | Other permits | 94941 · Mill Valley | $2,500 | Issued |
| Jul 17, 2025 | Room addition | 94127 · West of Twin Peaks | $85,000 | Finaled |
| Jun 26, 2025 | Kitchen & bath remodel | 94127 · West of Twin Peaks | $101,713 | Finaled |
| Jun 24, 2025 | Other permits | 94131 · Noe Valley / Glen Park | $20,000 | Finaled |
| Apr 24, 2025 | Remodel & repair | 94131 · Noe Valley / Glen Park | $233,852 | Finaled |
Street addresses of homeowners are never shown.