IDEXX Laboratories has promoted Mike Erickson to President and Chief Executive Officer, effective May 12, 2026. Current President and CEO Jay Mazelsky will become executive chair of the board at that time and plans to retire following the company’s annual shareholders’ meeting in May 2027. Mazelsky will work with Erickson during the transition, and Erickson will join the board when he assumes the CEO role.

IDEXX develops diagnostic, software, and related services that support veterinary professionals in delivering medical care for companion animals and livestock. Lawrence D. Kingsley, Independent Non-Executive Board Chair, said, “Mike’s appointment as the Company’s next President and CEO is the culmination of the IDEXX Board’s thoughtful and robust succession planning process.”

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Erickson has nearly 20 years of leadership experience and has been with IDEXX since 2011, holding senior roles across diagnostics, software, strategy, and corporate accounts. He currently serves as Executive Vice President and General Manager of Point of Care Diagnostics and Telemedicine. Before joining IDEXX, as an Associate Principal at McKinsey & Company, he advised healthcare companies at McKinsey & Company. 

Kingsley added, “Having served in a number of the Company’s key leadership roles, Mike has a deep understanding of the business.” Erickson said, “I am honored to lead IDEXX and am eager to begin working closely with Jay, the Board, and our teams.” Mazelsky noted, “Having worked closely with Mike for more than a decade, I believe he is the right person to lead the Company into the future.”

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