10 Arthur J. Gallagher legal leaders
Matt Strothoff, General Counsel - GGB US at Gallagher, is one of ten Arthur J. Gallagher legal leaders listed here, alongside people who hold general counsel, vice president and associate general counsel roles. A reader can learn how legal leaders work at Arthur J. Gallagher from people who have held the role.
Professionals to explore
Alexandra Gilmour
LinkedInExperience: General Counsel, Managing Director · Gallagher
Alexandra Gilmour has been General Counsel, Managing Director at Gallagher since November 2025, based in London. Alexandra Gilmour was General Counsel at Redington, a Gallagher company from 2024 to 2025, Head of Legal there from 2022 to 2024, and Senior Legal Counsel at Janus Henderson Investors from 2018 to 2022.
Anna Ketcham
LinkedInExperience: Associate General Counsel - Litigation & Employment · Gallagher
Anna Ketcham has been Associate General Counsel - Litigation & Employment at Gallagher since August 2025. Anna Ketcham was Vice President and Associate General Counsel - Litigation, Claims & Employment at AssuredPartners from 2024 to 2025, Senior Counsel - Litigation and Employment there from 2023 to 2024, and Counsel - Litigation and Employment there from 2019 to 2022.
Jamie North
LinkedInExperience: Associate General Counsel · Gallagher
Jamie North has been Associate General Counsel at Gallagher since January 2026. Jamie North was Assistant Corporate Counsel at Gallagher from 2021 to 2025 and Director, Risk Management there from 2015 to 2020, and was an Attorney at Carmen D. Caruso Law Firm from 2010 to 2014.
Kerry Abbott
LinkedInExperience: Associate General Counsel · Gallagher
Kerry Abbott has been Associate General Counsel at Gallagher since April 2017 and was Assistant Secretary & Senior Counsel there from 2000 to 2017. Kerry Abbott was Senior Counsel at Allstate from 1992 to 2000 and an Associate at Winston & Strawn LLP from 1987 to 1992, and the profile headline reads Associate General Counsel at Arthur J. Gallagher & Co.
Mary Jane Kowert
LinkedInExperience: Associate General Counsel · Gallagher
Mary Jane Kowert has been Associate General Counsel at Gallagher since August 2025 and was Senior Counsel, Regulatory and Compliance there from 2022 to 2025. Mary Jane Kowert was Regulatory Counsel at Kemper from 2020 to 2022 and Director Regulatory Compliance at CNA Insurance from 2018 to 2020.
Matt Strothoff
LinkedInExperience: General Counsel - GGB US · Gallagher
Matt Strothoff has been General Counsel - GGB US at Gallagher since July 2023 and was Associate General Counsel there from 2017 to 2023. Matt Strothoff was Senior Counsel at Gallagher from 2016 to 2017, Senior Counsel at Gallagher Bassett from 2014 to 2016, and Corporate Counsel at Hub Group from 2012 to 2014.
Nicole Joyce
LinkedInExperience: Associate General Counsel · Gallagher
Nicole Joyce has been Associate General Counsel at Gallagher since May 2025 and was Privacy Counsel there from 2023 to 2025. Nicole Joyce was Assistant General Counsel at CNA Insurance from 2020 to 2023, Assistant Vice President there from 2019 to 2020, and Compliance Director there from 2016 to 2019.
Seth Diehl
LinkedInExperience: Vice President & Assistant Secretary, Associate General Counsel - Securities, Governance & Risk · Gallagher
Seth Diehl has been Vice President & Assistant Secretary, Associate General Counsel - Securities, Governance & Risk at Gallagher since May 2025. Seth Diehl was Assistant Secretary and Associate General Counsel - Securities, Governance & Risk at Gallagher from 2015 to 2025, Senior Counsel - Corporate & Securities there from 2009 to 2015, and Corporate Associate at Latham & Watkins from 2006 to 2009.
Stephen Winter
LinkedInExperience: Associate General Counsel - Litigation and E&O · Gallagher
Stephen Winter has been Associate General Counsel - Litigation and E&O at Gallagher since November 2025 and was Lead Litigation Counsel there from August to November 2025. Stephen Winter was Associate General Counsel at Gallagher Bassett from 2023 to 2025, Litigation Counsel there from 2017 to 2023, and Senior Associate at Reed Smith LLP from 2012 to 2017.
Vysali Soundararajan
LinkedInExperience: Associate General Counsel · Gallagher
Vysali Soundararajan has been Associate General Counsel at Gallagher since August 2025, a role the profile describes as Head of M&A Legal for US P&C Retail. Vysali Soundararajan was VP, Corporate Counsel & Enterprise Privacy Officer at Woodruff Sawyer from 2016 to 2025 and an Attorney at Nix Patterson, LLP from 2012 to 2016.
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Questions to take into the conversation
- 01What did you focus on first when you took on your current legal role, and what did you learn from it?
- 02How do you decide which matters your team handles in-house and which go to outside counsel?
- 03What has your own work taught you about giving legal advice that business leaders act on?
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About this directory
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