Allison Mechanical

Redlands · San Bernardino County · CA

VERIFIED

Bestopedia verdict

100 / 100 Bestopedia Trust Score

California’s contractor board lists Allison Mechanical in CLEAR standing. A contractor bond is on file, and workers’ compensation coverage is current.

License standing
30 / 30
Years licensed
20 / 20
Contractor bond
20 / 20
Workers' comp
20 / 20
Business structure
10 / 10

How the Trust Score is calculated →

The verified record

CSLB license
#670137 verify on CSLB ↗
Classifications
C-20
Years licensed
33.2 years since 04/27/1993
Contractor bond
$25,000 AMERICAN CONTRACTORS INDEMNITY COMPANY
Workers’ comp
Current MIDDLESEX INSURANCE COMPANY
Business type
Sole Owner
Qualifying principal
Donald Paul Allison
Address of record
1968 Essex Court, Redlands, CA 92373

Frequently Asked Questions

Is Allison Mechanical a licensed HVAC contractor in California?

Yes. Allison Mechanical holds California CSLB contractor license #670137 with a C-20 (Warm-Air Heating, Ventilating and Air-Conditioning) classification. Current CSLB status: CLEAR.

What work is Allison Mechanical licensed to perform?

License #670137 carries C-20 (Warm-Air Heating, Ventilating and Air-Conditioning).

Is Allison Mechanical bonded?

Yes. Allison Mechanical carries contractor's bond #SC401236 for $25,000 through AMERICAN CONTRACTORS INDEMNITY COMPANY.

Does Allison Mechanical carry workers' compensation insurance?

Yes. Workers' compensation insurance is on file with MIDDLESEX INSURANCE COMPANY, with a policy expiration of 11/01/2026.

How long has Allison Mechanical held its contractor license?

License #670137 was originally issued on 04/27/1993, approximately 33 years ago (as of July 2026).

Where is Allison Mechanical located?

Allison Mechanical is based in Redlands, San Bernardino County, CA 92373.