Exhibit 99.7

January 12, 2021

Sunesis Pharmaceuticals, Inc.

395 Oyster Point Boulevard, Suite 400

South San Francisco, CA 94080

Consent to Reference in Registration Statement

Sunesis Pharmaceuticals, Inc. (the “Company”) has filed a Registration Statement on Form S-4, as amended, with the Securities and Exchange Commission under the Securities Act of 1933, as amended (the “Securities Act”), as of the date hereof. In connection therewith, I hereby consent, pursuant to Rule 438 of the Securities Act, to the reference to me in the proxy statement/prospectus/information statement included in such registration statement as a future member of the board of directors of the Company.

Sincerely,

/s/ Roger J. Pomerantz, M.D.

Roger J. Pomerantz, M.D.