R4 Construction LLC
R4 Construction LLC is a California limited liability company based in Vallejo (Solano County) with contractor license #938844 (B, C-54), first issued in 2009. CSLB status on Nov 9, 2026: Active, no violations. From Jan 1, 2025 to Nov 8, 2026, building departments recorded 5 permits under this name, 3 of them home projects (remodel & repair, kitchen & bath, roofing). 20% of them were finaled by the city inspector. The median declared job value is $16,000. Most of the work was in 94903 · San Rafael. The latest permit is from Mar 9, 2026. The license lists a contractor bond and workers' compensation coverage.
Business phone (CSLB)
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License
| License # | 938844 |
|---|---|
| Status | Active, no violations |
| Classes | B, C-54 |
| Business type | limited liability company |
| Issued / Expires | Oct 15, 2009 / Mar 31, 2027 |
| Contractor bond | Yes |
| Workers' comp | Yes, on file |
| Based in | Vallejo, Solano County |
Recent permits
| Date | Work | Area | Declared value | Status |
|---|---|---|---|---|
| Mar 9, 2026 | HVAC, plumbing & electrical | 94116 · Sunset/Parkside / West of Twin Peaks | $100,000 | Finaled |
| Aug 29, 2025 | Kitchen & bath remodel | 94965 · Sausalito | $10,000 | Issued |
| Jun 24, 2025 | Remodel & repair | 94903 · San Rafael | $60,000 | Issued |
| Mar 19, 2025 | Roofing | West Sacramento | $8,500 | In plan check |
| Jan 3, 2025 | HVAC, plumbing & electrical | 94903 · San Rafael | $16,000 | Issued |
Street addresses of homeowners are never shown.
Work on permits
Where they work
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