10 Arthur J. Gallagher security leaders
Senior business information security officer, global head of cyber defence and director of cloud security are among the current titles held by these Arthur J. Gallagher security leaders, whose work spans identity, third-party risk and governance. A reader can learn how security leaders work at Arthur J. Gallagher from people who have held the role.
Professionals to explore
James Harding
LinkedInExperience: Business Information Security Officer · Gallagher
James Harding has been Business Information Security Officer at Gallagher since February 2025. James Harding was Senior Security Consultant at Munich Re from 2024 to 2025, Interim CISO for Bell & Clements a Munich Re Business from 2022 to 2024 and Global CISO at Digital Partners, a Munich Re company, from 2019 to 2022.
Jessica Boehm
LinkedInExperience: Director Global Third Party Risk and IT Security · Gallagher
Jessica Boehm has been Director Global Third Party Risk and IT Security at Gallagher since April 2025 and lists Information Technology Security Manager at Gallagher from 2021 and Senior IT Security Specialist at Gallagher Bassett from 2019. Jessica Boehm was Audit Project Lead at Sears from 2017 to 2018 and Senior Corporate Auditor at Sears from 2015 to 2017.
Joe Mercure
LinkedInExperience: Senior Business Information Security Officer, Americas Region · Gallagher
Joe Mercure has been Senior Business Information Security Officer, Americas Region at Gallagher since January 2025 and was Business Information Security Officer - Gallagher Global Brokerage, Americas at Gallagher from 2021 to 2024. Joe Mercure was Chief Information Security Officer & IT Director at AmericanAg® from 2015 to 2021 and AVP, Information Technology at CNA Insurance from 2013 to 2015.
Karthik Chandrakumar
LinkedInExperience: Director of CyberSecurity - IAM and PAM · Gallagher
Karthik Chandrakumar has been Director of CyberSecurity - IAM and PAM at Arthur J. Gallagher & Co. since June 2025. Karthik Chandrakumar was Senior Program Manager – Cyber Security IT PMO and QA (US AssuredPartners Inc) at Tata Consultancy Services from 2022 to 2025 and Senior Program Manager and Technical Product Manager (Momentum Financial Services) at Tata Consultancy Services from 2019 to 2022.
Kevin Carby
LinkedInExperience: Business Information Security Officer · Gallagher Re
Kevin Carby has been Business Information Security Officer at Gallagher Re since September 2026 and has been UK & EMEA IT Security Manager at Gallagher since 2021. Kevin Carby was Information Security Engineer at Gallagher from 2019 to 2021, Solutions Architect (Infrastructure) at Gallagher from 2016 to 2019 and Senior Infrastructure Architect at The London Clinic from 2013 to 2016.
Lex Norrie
LinkedInExperience: Head of Global ISMS · Gallagher
Lex Norrie has been Head of Global ISMS at Gallagher since January 2024 and was APAC Business Information Security Manager at Gallagher from 2021 to 2024. Lex Norrie was Security Manager at Gallagher Bassett from 2013 to 2021, PMO Security Manager at Gallagher Bassett from 2011 to 2013 and Security Consultant at Gallagher Bassett from 2009 to 2011.
Mack F.
LinkedInExperience: Business Information Security Officer (BISO) - Global Expansion and Strategic Partnerships · Gallagher
Mack F. has been Business Information Security Officer (BISO) - Global Expansion and Strategic Partnerships at Gallagher since March 2025 and was Business Information Security Officer (BISO) - Gallagher Re at Gallagher from 2024 to 2025. Mack F. was Director of Strategic Security Initiatives at Gallagher in 2023 and Sr. Manager Program Management at Nordstrom from 2021 to 2023.
Michael Ferrell
LinkedInExperience: Director, Cloud Security · Gallagher
Michael Ferrell has been Director, Cloud Security at Gallagher since February 2023. Michael Ferrell was GM and Senior CyberSecurity Solutions Architect at HCL Technologies from 2018 to 2023, Security Solutions Architect - East at CenturyLink Technology Solutions (now Lumen) from 2014 to 2018 and Cloud Architect Security - Regulatory and Compliance at IBM from 2013 to 2014.
Somanath NG
LinkedInExperience: Vice President BISO · Gallagher
Somanath NG has been Vice President BISO at Gallagher since November 2025, based in Bengaluru. Somanath NG was Head Of Security at Samsung Semiconductor from 2020 to 2025, Head of IT and Security at Samsung Semiconductor from 2021 to 2024, Head of Security Operations at Alstom from 2017 to 2020 and IT Security Leader - EVM at GE HealthCare from 2013 to 2017.
Tom Mooney
LinkedInExperience: Global Head of Cyber Defence · Gallagher
Tom Mooney has been Global Head of Cyber Defence at Gallagher since March 2025 and was Cyber Strategy Manager at Gallagher from 2022 to 2025. Tom Mooney was IT Manager at PLACE UK Ltd from 2019 to 2022, IT Infrastructure Engineer at Verisk from 2018 to 2019 and 2nd Line Support assistant at CVS Group UK from 2017 to 2018.
Choose the right perspective
Pick the person whose own security area is closest to your question, since business information security, cyber defence, cloud security, identity and third-party risk work each give a different view. Check the dates on each role to see how current the experience is.
Questions to take into the conversation
- 01What took most of your time in your security role, and how did you decide what to handle yourself?
- 02How did you decide which security risks to work on first when several needed attention at once?
- 03What did you learn in earlier roles that changed how you approach your security work?
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About this directory
This is a professional research starting point based on business profile data retrieved on . Titles and companies reflect that source snapshot; roles marked former had ended by then. Check the linked profiles for current details. Inclusion does not imply Instant Expert membership or availability.
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