Pharmaceuticals
10 McKesson security leaders
These ten McKesson security leaders hold director and senior director information security and cybersecurity roles at McKesson. A reader can learn how security leaders work at McKesson from people who have held the role.
Professionals to explore
01—10Avinash Tummala
LinkedInExperience: Director, Information Security · McKesson
Director, Information Security at McKesson since July 2025, after serving as Senior Manager, Centralized Authentication Services at McKesson from 2024 to 2025; the profile headline lists IAM and cybersecurity. Other roles shown are IAM Technology Manager, VP (2021–2024) and Principal Engineer (2020–2021) at Comerica Bank.
Barry P. Mulcahy
LinkedInExperience: Sr Director Cybersecurity Portfolio & Planning · McKesson
Sr Director Cybersecurity Portfolio & Planning at McKesson since May 2025, overseeing the strategic management of the cybersecurity portfolio according to the profile. Other McKesson roles shown are ISRM Service Delivery Director (2022–2025) and ISRM M&A Senior Manager (2018–2022); another role shown is ISRM Staff Engineer at Qualcomm (2015–2018).
Dylan Cassidy
LinkedInExperience: Director Information Security | Enterprise Vulnerability Management · McKesson
Director Information Security | Enterprise Vulnerability Management at McKesson since June 2026. Other McKesson roles shown are Sr. Manager Information Security | Endpoint Vulnerability Management & Endpoint Privilege Management (2025–2026) and Sr. Manager Information Security | Offensive Security Testing (Red Team & Penetration Testing) (2024).
Joana G.
LinkedInExperience: Sr. Director, Information Security - OT Security, Security Governance and Delivery Management · McKesson
Sr. Director, Information Security - OT Security, Security Governance and Delivery Management at McKesson since March 2022, based in Ireland. The profile also lists Director Information Security (Governance & Operational Technology) at McKesson since 2021 and Director Information Security, OT at McKesson since 2019; another role shown is Senior Manager, Information Security OT at McKesson Cork (2018–2019).
Kallie Smith
LinkedInExperience: Director, Third Party Cybersecurity · McKesson
Director, Third Party Cybersecurity at McKesson since August 2025. Other McKesson roles shown are Director of Information Security, Cyber Roadmap & Innovation (2024–2025) and Senior Manager, Offensive Engineering (2021–2024); other roles shown are Senior Manager (2018–2021) and Manager (2014–2018) at Sendero.
Katie Ewers
LinkedInExperience: Director of Cybersecurity, Training and Awareness Strategy · McKesson
Director of Cybersecurity, Training and Awareness Strategy at McKesson since October 2023, where the profile says Katie Ewers led the development of cybersecurity training and awareness strategies. Other McKesson roles shown are Customer Engagement and Business Information Security Officer (2019–2023), Director, Alpharetta SOC and Global Active Defense Program Management (2017–2019) and BISO, McKesson RelayHealth (2010–2013).
Mark Stevenson
LinkedInExperience: Director, Business Information Security Leader · McKesson
Director, Business Information Security Leader at McKesson since May 2023, serving with the McKesson corporate BISO team according to the profile. Other roles shown are Lead Information Security Analyst at McKesson (2018–2023) and Senior Associate, Advisory, IT Audit and Assurance at KPMG US (2015–2018).
Mauro Loda
LinkedInExperience: Sr. Director, CyberSecurity Strategy & Zero Trust services · McKesson
Sr. Director, CyberSecurity Strategy & Zero Trust services at McKesson since August 2025, based in Cork. The profile also lists Principal Information Security Architect at McKesson since 2022 and Lead Information Security Architect at McKesson (2019–2022); other roles shown are Chief Cloud Security Architect at DuPont (2016–2018).
Roman Vitsinskyi
LinkedInExperience: Director, Cyber Security · McKesson
Director, Cyber Security at McKesson since September 2025, after serving as IAM Engineer at McKesson in 2025. Other roles shown are Lead Infrastructure Services Engineer, Windows at CDK Global (2022–2025), Senior Windows Engineer at Akuna Capital (2021–2022) and Sr Systems Engineer at TransUnion (2019–2021).
Sandeep Gore
LinkedInExperience: Senior Director, Information Security · McKesson
Senior Director, Information Security at McKesson since April 2022. Other roles shown are Sr. Manager, Global Identity Management and Access Recertification at PepsiCo (2017–2022), Director - Interim at Baylor Scott & White Health (2015–2017) and Manager, Cyber Risk Services at Deloitte USA (2011–2015).
Choose the right perspective
Match the person's area, such as zero trust strategy, operational technology security, vulnerability management, third-party cybersecurity or business information security, to the decision you face. Look at how long the person has held their current role when your question is about recent changes.
Questions to take into the conversation
- 01How does a healthcare distribution company approach operational technology security?
- 02How do security teams assess the cybersecurity of third parties and acquired companies?
- 03How does a large company move toward a zero trust security model in practice?
Reaching McKesson security leaders
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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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