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: 2026-07-02
Updated: 2026-07-02

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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

Jonathan Contreras Namesakes

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Company
Position
Jonathan
AI Opperations
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Jonathan
Agriscience Program Coordinator
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Other employees at AmTrust Financial Services, Inc.

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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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Kaitlyn Schrimsher
Senior Nurse Case Manager
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Aidan Kuhns
Software Development Engineer in Testing I
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