Duff Mechanical Services

Duff Mechanical Services is an Aguanga, California HVAC company holding CSLB license #1109379, verified against state records, licensed since 2023.

License verification

License-Verified

CLEARCSLB #1109379(C20)
Original license date
2023-08-28
Expires
2027-08-31
Insurance through
2026-09-09 (CLEAR SPRING PROPERTY AND CASUALTY COMPANY)
Last verified 2026-08-17 · Verify at the state registry
Verification history
1. 2026-08-17 · checked against the state file · status: CLEAR

Contact

Phone: (951) 476-9510
Address: 53815 ROBIN LN, Aguanga, CA 92536

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