Best Mechanical INC (CSLB #1150037)
CSLB #1150037
Lancaster, CA · (661) 940-4848
License status
Active
Expires February 29, 2028 · Issued 2026
Expires February 29, 2028Issued February 4, 2026
BondContractor bond
$25,000
Platte River Ins. Co.
Workers' comp
On filePolicy on file
Sentinel Ins. Co. Ltd · to Aug 21, 2027Sentinel Ins. Co. Ltd Runs to August 21, 2027
ClassesClassifications
C-20 Warm-air heating, ventilating and air-conditioning · C-36 Plumbing
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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Jeffery Sean Mc Gowan
Role: Responsible managing officer, chief executive officer, president
Qualifies: C-36, C-20
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The full record
- Business address
- 42723 CHALLENGER WAY, Lancaster, CA 93535
- Phone
- (661) 940-4848
- Bond
- Platte River Insurance Company · $25,000
- Workers' comp
- Sentinel Insurance Company Ltd · policy 72WEABH9GR0 · Jan 1, 2026 to Aug 21, 2027
About this license
Best Mechanical INC of Lancaster, CA holds California contractor license #1150037 in C-20 — Warm-air heating, ventilating and air-conditioning and C-36 — Plumbing. The business phone on the license is (661) 940-4848. The license was issued February 4, 2026 and expires February 29, 2028, and the CSLB file lists it as active. Its contractor bond of $25,000 is with Platte River Insurance Company. Workers' compensation is with Sentinel Insurance Company Ltd, policy dates January 1, 2026 – August 21, 2027. People on the license include Jeffery Sean Mc Gowan (Responsible Managing Officer/Chief Executive Officer/President).