Exhibit 99.2

CONSENT OF DIRECTOR NOMINEE

October 23, 2026

In connection with the filing by Alchemy Acquisition Holdings, Inc., a Delaware corporation (the “Company”), and Cartiga, LLC, a Delaware limited liability company, as co-registrants, of the Registration Statement on Form S-4 (the “Registration Statement”) with the Securities and Exchange Commission under the Securities Act of 1933, as amended (the “Securities Act”), I hereby consent, pursuant to Rule 438 of Regulation C promulgated under the Securities Act, to being named and described in the Registration Statement and any and all amendments and supplements thereto as a member of the board of directors of the Company, after giving effect to the consummation of the Transactions (as such term is defined in the Registration Statement). I also consent to the filing of this consent as an exhibit to such Registration Statement and any amendments or supplements thereto.

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/s/ Walter Keenan

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Walter Keenan

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