Attached files

file filename
S-1 - FORM S-1 - Sesen Bio, Inc.d704357ds1.htm
EX-5.1 - EX-5.1 - Sesen Bio, Inc.d704357dex51.htm
EX-10.22 - EX-10.22 - Sesen Bio, Inc.d704357dex1022.htm
EX-10.23 - EX-10.23 - Sesen Bio, Inc.d704357dex1023.htm

Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the reference to our firm under the caption “Experts” in the Registration Statement (Form S-1) and related Prospectus of Eleven Biotherapeutics, Inc. for the registration of 2,615,520 shares of its common stock and to the incorporation by reference therein of our report dated March 31, 2014, with respect to the financial statements of Eleven Biotherapeutics, Inc. included in its Annual Report (Form 10-K) for the year ended December 31, 2013, filed with the Securities and Exchange Commission.

/s/ Ernst & Young LLP

Boston, Massachusetts

December 19, 2014