Active in the CSLB public filePeterson Mechanical Inc — CSLB #171486

Sonoma, CA

Peterson Mechanical Inc holds California CSLB license #171486. This license appears in the current CSLB public data file. See the classifications, contractor bond, and workers' compensation details below, and check the official CSLB record for any complaints or disciplinary history. Checked July 27, 2026.

License and protections

License

License status	Active · renews June 30, 2028
CSLB status	CLEAR
Entity type	Corporation
Contractor bond	$25,000 · AMERICAN CONTRACTORS INDEMNITY COMPANY
Workers' comp	Workers' Compensation Insurance · OLD REPUBLIC INSURANCE COMPANY
Licensed since	1957

Classifications

B · General Building ContractorC-4 · Boiler, Hot Water Heating and Steam Fitting ContractorC-16 · Fire Protection ContractorC-20 · Warm-Air Heating, Ventilating and Air-Conditioning ContractorC-34 · Pipeline ContractorC-36 · Plumbing ContractorC-38 · Refrigeration ContractorC-42 · Sanitation System ContractorC-43 · Sheet Metal Contractor

Personnel: Brandner Zachary Roussell, Peterson Gloria E, Peterson Kris Manning, Peterson Les Manning, Peterson Peggy Ann, Peterson Richard Walter, Peterson Scott Richard, Titchenal Michael Alden

Complaint and disciplinary history — Romerico does not reproduce complaint or disciplinary records. Review this information in the official CSLB record before hiring.

Review official CSLB history ↗

Record history

Checked July 27, 2026

Data from the California CSLB via the CSLB Public Data Portal. Public records provided under the California Public Records Act. Data current as of July 27, 2026.

This site is not affiliated with, endorsed by, or operated by the California Contractors State License Board.