Exhibit 23.1

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CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

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We hereby consent to the use in the Prospectus constituting a part of this Registration Statement on Form S-1 of our report dated May 6, 2025 (which includes an explanatory paragraph relating to Iris Parent Holding Corp’s ability to continue as a going concern) relating to the financial statements of Iris Parent Holding Corp as of and for the years ended December 31, 2024 and 2023, which is contained in the Prospectus.

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We also consent to the reference to our Firm under the heading “Experts” in the Prospectus.

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/s/ WithumSmith+Brown, PC

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Whippany, New Jersey

February 10, 2026