William Harm

William Harm: Email & Phone Number

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Investigator at County of Sonoma|San Francisco Bay Area, United States

Position:

Investigator at County of Sonoma

Location:

San Francisco Bay Area, United States

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Last updated: 2026-05-26
Updated: 2026-05-26

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Work Experience 31 years

Investigator at County of Sonoma

Oct 2025 - Current

Detective Sergeant at California Highway Patrol

Apr 2021 - Oct 2025

FBI Task Force Officer at California Highway Patrol

Apr 2013 - Oct 2025

Detective at California Highway Patrol

Jan 2010 - Apr 2013

Gang Unit Officer at California Highway Patrol

Oct 2004 - Jan 2010

Patrol Officer at California Highway Patrol

Aug 2001 - Oct 2004

Patrol Officer at California Highway Patrol

Jan 1998 - Aug 2001

Protection Specialist - Agent at Gavin de Becker & Associates

Sep 1995 - Jan 1998

William Harm started working in 1995, then the employee has changed 2 companies and 6 jobs. On average, William Harm works for one company for 4 years 5 months.

Their professional focus is Analytical Skills, Crime Scene Investigations, and Criminal Investigations across 3 core areas.

William holds Police supervisor, Federal Security Clearance, and Police Detective certifications.

Education

Bachelor of Arts - BA at UCLA

Frequently Asked Questions

What is William Harm's email address?

SignalHire found a verified business email address for William Harm: h*******m@sonoma-county.org.

What is William Harm's phone number?

SignalHire found a verified phone number for William Harm: +1-***-***-6075.

How do I contact William Harm at County of Sonoma?

You can reach William Harm through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.

What is William Harm's professional background?

William Harm has 31 years of professional experience. They have held roles including Detective Sergeant, FBI Task Force Officer, and Detective at companies such as California Highway Patrol, California Highway Patrol, and California Highway Patrol. Their education includes Bachelor of Arts - BA from UCLA.

Is William Harm's contact information up to date?

Yes. William Harm's SignalHire profile was last updated on 26 May 2026, reflecting their current position as Investigator at County of Sonoma in Santa Rosa, CA, United States.

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