INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRMS CONSENT
We consent to the incorporation by reference in this Registration Statement of iAnthus Capital Holdings, Inc. on Form S-8 of our report dated March 17, 2022, which includes an explanatory paragraph as to the Companys ability to continue as a going concern, with respect to our audits of the consolidated financial statements of iAnthus Capital Holdings, Inc. as of December 31, 2021 and 2020 and for the years ended December 31, 2021 and 2020 appearing in the Annual Report on Form 10-K of iAnthus Capital Holdings, Inc. for the year ended December 31, 2021.
/s/ Marcum LLP
New York, NY
July 15, 2022