Allison-sierra INC (CSLB #507261)
CSLB #507261
Mariposa, CA · (209) 966-4082
License status
Active
Expires March 31, 2027 · Issued 1987
Expires March 31, 2027Issued March 13, 1987
BondContractor bond
$25,000
Nationwide Mutual Ins. Co.
Workers' comp
On filePolicy on file
Ace American Ins. Co. · to Oct 1, 2027Ace American Ins. Co. Runs to October 1, 2027
ClassesClassifications
A General engineering · C-57 Well drilling · HAZ
FROM THE CSLB FILE DATED NOV 6, 2026
Status can change the same day. We don't approve contractors; this is the state's public file.
Check this license at CSLB ↗CSLB file dated NOV 6, 2026 · Status can change the same day · Check at CSLB ↗
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Steven Patrick Allison
Role: Responsible managing officer, chief executive officer, president
Qualifies: A, HAZ, C-57
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The full record
- Business address
- 3923 BOOTJACK LANE, Mariposa, CA 95338
- Phone
- (209) 966-4082
- Bond
- Nationwide Mutual Insurance Company · $25,000
- Workers' comp
- Ace American Insurance Company · policy C7526480A · Oct 1, 2026 to Oct 1, 2027
About this license
Allison-sierra INC of Mariposa, CA holds California contractor license #507261 in A — General engineering, C-57 — Well drilling, and HAZ. The business phone on the license is (209) 966-4082. The license was issued March 13, 1987 and expires March 31, 2027, and the CSLB file lists it as active. Its contractor bond of $25,000 is with Nationwide Mutual Insurance Company. Workers' compensation is with Ace American Insurance Company, policy dates October 1, 2026 – October 1, 2027. People on the license include Steven Patrick Allison (Responsible Managing Officer/Chief Executive Officer/President).