John Mastrantonio Email & Phone Number

Vice President, E and S Casualty Claims @ Arch Insurance Group Inc.

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John Mastrantonio Location

Jersey City, NJ, US

John Mastrantonio Work

2024 - now Vice President, E and S Casualty Claims @ Arch Insurance Group Inc.
2022 - 2024 Assistant Vice President, Excess Complex Claims Management @ Chubb
2021 - 2022 Assistant Vice President, Medical Risk Claims Management @ Chubb

2019 - 2021 Claim Supervisor, Coverage Claim Triage Unit @ Chubb
2017 - 2019 Global Legal, Compliance, Regulatory and Government Affairs - Associate Counsel Commercial Casualty @ AIG
2015 - 2017 Complex Director, Complex Casualty - Coverage @ AIG
2013 - 2015 Senior Analyst, Complex Casualty - Coverage @ AIG
2008 - 2012 Associate @ Aaronson Rappaport Feinstein & Deutsch, LLP
2006 - 2007 Associate @ Melli, Guerin & Wall, P.C.

see less

John Mastrantonio Education

St. John's University School of Law
JD (Law)
2002 - 2005
Boston College
BA (Psychology)
1996 - 2000
Edgemont Jr./Sr. High School
1992 - 1996

John Mastrantonio Summary

John Mastrantonio, based in Jersey City, NJ, US, is currently a Vice President, E and S Casualty Claims at Arch Insurance Group Inc.. John Mastrantonio brings experience from previous roles at Chubb and AIG. John Mastrantonio holds a 2002 - 2005 JD in Law @ St. John's University School of Law. John Mastrantonio has 5 emails and 4 mobile phone numbers on RocketReach.

John Mastrantonio Emails

Found 5 emails

John Mastrantonio Phone Numbers

Found 6 phone numbers

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Others Named John Mastrantonio

John Mastrantonio

Vice President, E and S Casualty Claims at Arch Insurance Group Inc.

Jersey City, NJ, US
5
- gmail.com
- yahoo.com
- att.net
- worldnet.att.net
- archinsurance.com
5+
- 914263XXXX
- 914714XXXX
- 914714XXXX
- 914961XXXX
- 914472XXXX
- 914961XXXX

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Top Arch Insurance Group Inc. Employees

Lauren Dieterich

Chief Operating Officer, Arch Insurance North America at Arch Insurance Group Inc.

Jersey City, NJ, US
4
- gmail.com
- archinsurance.com
- shu.edu
- archinsurance.co.uk
5+
- 646522XXXX
- 732946XXXX
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- 817251XXXX
- 212579XXXX
- 708579XXXX
Prabhu Venkataraman

Chief Information Officer at Arch Insurance Group Inc.

Boston, MA, US
4
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4
- 612817XXXX
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Daniella Lombardo

Chief Risk Officer at Arch Insurance Group Inc.

Jersey City, NJ, US
2
- archinsurance.com
- yahoo.com
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- 201743XXXX
- 203655XXXX
- 646541XXXX
- 347578XXXX
- 818288XXXX
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Caolan Kovach-Orr

Vice President - Intelligent Automation Strategic Analytics North America at Arch Insurance Group Inc.

Jersey City, NJ, US
3
- gmail.com
- archinsurance.com
- archinsurance.co.uk
2
- 201469XXXX
- 908705XXXX
Gregory Babushkin

Senior Vice President, Deputy Chief Actuary and Chief Reserving Actuary at Arch Insurance Group Inc.

Jersey City, NJ, US
2
- archinsurance.com
- yahoo.com
5+
- 229344XXXX
- 215547XXXX
- 803264XXXX
- 803735XXXX
- 215547XXXX
- 770339XXXX
Vincent Kellaher

Senior Vice President - Claims at Arch Insurance Group Inc.

Jersey City, NJ, US
2
- gmail.com
- archinsurance.com
5+
- 732780XXXX
- 904363XXXX
- 732539XXXX
- 240823XXXX
- 904834XXXX
- 904363XXXX
John Mastrantonio

Vice President, E and S Casualty Claims at Arch Insurance Group Inc.

Jersey City, NJ, US
5
- gmail.com
- yahoo.com
- att.net
- worldnet.att.net
- archinsurance.com
5+
- 914263XXXX
- 914714XXXX
- 914714XXXX
- 914961XXXX
- 914472XXXX
- 914961XXXX
Sriram Seshadri

Vice President of Engineering at Arch Insurance Group Inc.

Hartford, CT, US
4
- yahoo.com
- gmail.com
- archinsurance.com
- archinsurance.co.uk
2
- 973979XXXX
- 315734XXXX
Steven Kennedy

Senior Vice President, Property and Entertainment Claims at Arch Insurance Group Inc.

Burbank, CA, US
3
- archinsurance.com
- gmail.com
- archinsurance.co.uk
3
- 626799XXXX
- 703759XXXX
- 312224XXXX
Paul Madsen

Senior Credit Risk Professional, Vice President at Arch Insurance Group Inc.

New York, NY, US
2
- archinsurance.com
- att.net
5+
- 317437XXXX
- 732264XXXX
- 317917XXXX
- 574732XXXX
- 650493XXXX
- 408839XXXX
Robert Becker

Vice President and Product Development Attorney at Arch Insurance Group Inc.

Jersey City, NJ, US
1
- archinsurance.com
4
- 908647XXXX
- 908202XXXX
- 571367XXXX
- 970222XXXX
Joe Morrello

EVP E and S Property at Arch Insurance Group Inc.

Lake Worth, FL, US
1
- archinsurance.com
2
- 908285XXXX
- 908369XXXX

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