May 19, 2017
Nivalis Therapeutics, Inc.
PO Box 18387
Boulder, Colorado, 80308
Consent to Reference in Proxy Statement/Prospectus/Information Statement
Nivalis Therapeutics, Inc. (the Company) is filing a Registration Statement on Form S-4 (Registration No. 333- ) with the Securities and Exchange Commission under the Securities Act of 1933, as amended (the Securities Act). 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.
Name: James N. Topper, M.D., Ph.D.