Petersen Janitorial


The Petersen Service Company, Inc. delivers superior cleaning services for commercial, industrial, medical and office facilities in the San Francisco Bay Area. We provide daily, weekly and monthly service at reasonable rates to best meet your cleaning needs.

Janitorial Services

Building Maintenance Services

Special Services


Commercial Office Buildings • Manufacturing & Industrial Facilities
General Administration Offices • Medical Centers & Clinics
Retail Stores • Schools • Theaters