Jonathan Contreras

Jonathan Contreras: Email & Phone Number

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Workers Compensation Claims Adjuster III at AmTrust Financial Services, Inc.|Los Angeles, California, United States

Position:

Workers Compensation Claims Adjuster III at AmTrust Financial Services, Inc.

Location:

Los Angeles, California, United States

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Last updated: 2026-05-02
Updated: 2026-05-02

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Work Experience 13 years

Workers Compensation Claims Adjuster III at AmTrust Financial Services, Inc.

May 2023 - Current

WCAB Hearing Representative at Collective Resources Inc

Jun 2014 - Dec 2022

WCAB Hearing rep/Medical Lien Specialist at Centric Medical Management/Anthesis/Prime Holdings

Jan 2013 - Jun 2014

Jonathan Contreras started working in 2013, then the employee has changed 2 companies and 2 jobs. On average, Jonathan Contreras works for one company for 4 years 4 months.

Their professional focus is Accounts Receivable (AR), Benefits Negotiation, and Claim Investigation across 3 core areas.

Education

Computer Systems Certification at UEI College

Frequently Asked Questions

What is Jonathan Contreras's email address?

SignalHire found a verified business email address for Jonathan Contreras: c**@amtrustfinancial.com.

What is Jonathan Contreras's phone number?

SignalHire found a verified phone number for Jonathan Contreras: +1-***-***-0898.

How do I contact Jonathan Contreras at AmTrust Financial Services, Inc.?

You can reach Jonathan Contreras 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 Jonathan Contreras's professional background?

Jonathan Contreras has 13 years of professional experience. They have held roles including WCAB Hearing Representative, and WCAB Hearing rep/Medical Lien Specialist at companies such as Collective Resources Inc, and Centric Medical Management/Anthesis/Prime Holdings. Their education includes Computer Systems Certification from UEI College.

Is Jonathan Contreras's contact information up to date?

Yes. Jonathan Contreras's SignalHire profile was last updated on 2 May 2026, reflecting their current position as Workers Compensation Claims Adjuster III at AmTrust Financial Services, Inc. in New York, NY, United States.

Jonathan Contreras Namesakes

Name
Company
Position
Jonathan
Help Desk Lead
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Jonathan
AI Opperations
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Other employees at AmTrust Financial Services, Inc.

Name
Company
Position
Manny Puertas
Claims Operations Specialist
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Lea Dimou
Senior Underwriter, Financial Institutions
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Brandon Moye
Workers Compensation Adjuster
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Lisa Lansford
Operations Assistant/Facilities Receptionist
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Rachel McClure
Licensed Sales Agent
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