Our leadership team

We're proud to count some of the industry's finest among our ranks.

Our executive committee

Toshifumi Tada

President and Chief Executive Officer

A member of Medicago’s Board of Directors since 2018, Toshifumi Tada was appointed President and CEO of Medicago in May 2022.

Marc-André D’Aoust

Executive Vice President, Innovation, Development and Medical Affairs

Scot DeAthos

Executive Vice President, Operations

Lorrie Deyelle

Chief Human Resources Officer

Yosuke Kimura

Chief Scientific Officer

Sarah Marquis

Vice President, Legal Affairs

Michael Morack

Chief Financial Officer

Junya Namba

Executive Vice President, Corporate Planning

Nicolas Petit

Vice President, Commercial Operations

Our leaders

Michael Alltoft

Vice President, Engineering

Judith Atkins

Vice President, Regulatory Affairs

Jennifer Culp

Vice President North Carolina Operations and Site Head

Patrick Lim

Vice President, Finance

Asif Mahmood

Vice President, Global Safety and Pharmacovigilance

Kathryn Simon

Vice President, Quality Control

Sylvie St-Martin

Vice President, Quality Assurance

Brian J. Ward

Medical Officer

Jim Zemonek

Vice President, Information Technology