The Cannabist Co. Co-Founder Michael Abbott Resigns From Board

[PRESS RELEASE] – CHELMSFORD, Mass., Oct. 6, 2025 – The Cannabist Co. Holdings Inc., one of the largest and most experienced cultivators, manufacturers and retailers of cannabis products in the U.S., announced that Michael Abbott resigned as a director of the company’s board of directors, effective Oct. 3, 2025, to pursue other personal and professional commitments.

Abbott co-founded the company as Columbia Care in 2012 and served as executive chairman of the board until 2023, and, since then, as chair of the board. 

David Hart, CEO and director, said, “On behalf of the board and the management team, I thank Michael for his innumerable contributions to the company since its founding and for his unwavering support of the company across the years. We wish him all the best with future endeavors.”