Lead independent director

Martin W. Mackay

Director (Lead Independent Director; Co-Founder and Non-Executive Chair, Rallybio Corporation)·Charles River Laboratories International, Inc.

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Since July 2017
Age 70
Tenure 9 yrs

Also at Charles River Laboratories International, Inc.

JF James C. Foster Chair, President and Chief Executive Officer BG Birgit Girshick Corporate Executive Vice President and Chief Operating Officer (Chief Executive Officer effective May 5, 2026) NA Nancy C. Andrews Director (Executive Vice President and Chief Scientific Officer, Boston Children's Hospital) SB Steven Barg Director (Global Co-Head of Engagement, Elliott Investment Management L.P.) AC Abraham Ceesay Director (Chief Executive Officer, Rapport Therapeutics) ME Mark Enyedy Director (Former President and Chief Executive Officer, ImmunoGen, Inc.)

Roles

Organization Role Dates Details
Charles River Laboratories International, Inc. Director (Lead Independent Director; Co-Founder and Non-Executive Chair, Rallybio Corporation) July 2017–present Current role
Rallybio Corporation Co-founder; Chief Executive Officer (2018-2023); Executive Chair (2023-2024); current Non-Executive Chair 2018 - present
Alexion Pharmaceuticals, Inc. Global Head of Research & Development May 2013 - Jun 2017
AstraZeneca PLC President of R&D Jul 2010 - Jan 2013 Led the R&D organization with overall accountability for delivering new products from its pipeline.
Rallybio Co-Founder, Executive Chairman and Chief Executive Officer 2018-2023
Alexion Pharmaceuticals Executive Vice President, Head of Research and Development 2013-2017
AstraZeneca President, Research and Development 2010-2013
Pfizer Inc. Senior Vice President of Worldwide Development 1995-2009

External roles

Organization Role Dates
Rallybio Corporation Non-Executive Chair present
Novo Nordisk Director (former)
SpringWorks Therapeutics Director (former)
5:01 Acquisition Corp. Director Oct 2020 - Apr 2022
Novo Nordisk Director
SpringWorks Therapeutics Director

Related

Company Charles River Laboratories International, Inc. Company hub Person James C. Foster Chair, President and Chief Executive Officer Person Birgit Girshick Corporate Executive Vice President and Chief Operating Officer (Chief Executive Officer effective May 5, 2026) Person Nancy C. Andrews Director (Executive Vice President and Chief Scientific Officer, Boston Children's Hospital) Person Steven Barg Director (Global Co-Head of Engagement, Elliott Investment Management L.P.) Person Abraham Ceesay Director (Chief Executive Officer, Rapport Therapeutics) Person Mark Enyedy Director (Former President and Chief Executive Officer, ImmunoGen, Inc.) Person Paul Graves Director (Former Chief Executive Officer, Rio Tinto Lithium) Person Reshema Kemps-Polanco Director (Executive Vice President and Chief Commercial Officer, Novartis US) Person George Llado, Sr. Director (Former Senior Vice President and Chief Information Officer, Alexion Pharmaceuticals, Inc.) Person Craig B. Thompson Director (President Emeritus and Former President and Chief Executive Officer, Memorial Sloan Kettering Cancer Center) Person Virginia M. Wilson Director (Retired Senior Executive Vice President and Chief Financial Officer, TIAA) Person Michael Knell Interim Chief Financial Officer, Corporate Senior Vice President, and Chief Accounting Officer Deal Charles River Laboratories International Agilux Laboratories 2016 Deal page Deal Charles River Laboratories International Argenta And Biofocus Cro Services Division Of Galapagos 2014 Deal page Deal Charles River Laboratories International Blue Stream Laboratories 2016 Deal page
Source: Charles River Laboratories International, Inc. SEC filings and official company website

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