Sonoma County Investigation

Professional Private Investigator Services in Sonoma County, CA

We provide professional private investigation services to the San Francisco North Bay, including Sonoma County.  Santa Rosa, the county seat of Sonoma County is 39 minutes from our office.

Our operatives know Sonoma County well and have performed all types of investigations throughout the county, from civil investigations and interviews to criminal cases, scene investigations and surveillances.

Contact us for a case strategy recommendation.

Filley and Associates

1537 4th Street, Suite 136
San Rafael, CA 94901

[email protected]

Sonoma County Map
Sonoma County Map

Cities in Sonoma County:

  • Petaluma
  • Santa Rosa
  • Cloverdale
  • Cotati
  • Healdsburg
  • Rohnert Park
  • Sebastopol
  • Windsor
  • Bodega
  • Cazadero
  • Forestville
  • Fort Ross
  • Geyserville
  • Glen Ellen
  • Guerneville
  • Jenner
  • Oakmont
  • Occidental
  • Penngrove
  • Wikiup