Ionian Builders LLC
Ionian Builders LLC is a California limited liability company based in Castro Valley (Alameda County) with contractor license #1050163 (B), first issued in 2019. CSLB status on Nov 9, 2026: Active, no violations. From Jan 1, 2025 to Nov 8, 2026, building departments recorded 1 permit under this name, 1 of them home projects (kitchen & bath). The latest permit is from Aug 18, 2025. The license lists a contractor bond and workers' compensation coverage.
Business phone (CSLB)
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License
| License # | 1050163 |
|---|---|
| Status | Active, no violations |
| Classes | B |
| Business type | limited liability company |
| Issued / Expires | Feb 13, 2019 / Feb 28, 2027 |
| Contractor bond | Yes |
| Workers' comp | Yes, on file |
| Based in | Castro Valley, Alameda County |
Recent permits
| Date | Work | Area | Declared value | Status |
|---|---|---|---|---|
| Aug 18, 2025 | Kitchen & bath remodel | 94116 · Sunset/Parkside / West of Twin Peaks | $200,700 | Issued |
Street addresses of homeowners are never shown.
Work on permits
Where they work
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