California contractor license
INSTAHL INC
- B General Building
- C43 Sheet Metal
INSTAHL INC is a B General Building and C43 Sheet Metal contractor in Sonora, Tuolumne County, licensed in California for 32 years (since 1994). As of Jun 4, 2026, the license is active with an expiration date of Nov 30, 2027 on record and a license bond is on file.
INSTAHL INCB General Building · C43 Sheet Metal · checked Jun 4, 2026
ActiveLicense number#690553
Licensed sinceJun 17, 1994
Years licensed32 years
Expiration on recordNov 30, 2027
City and countySonora, Tuolumne County
License bondOn file
ProjectsNone on file
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Source: California Contractors State License Board (CSLB) and City of Los Angeles permit records. Last updated Jun 4, 2026.