Attached files

file filename
EX-32.1 - EX-32.1 - Mersana Therapeutics, Inc.mer-20171231ex321b8ea2f.htm
EX-31.2 - EX-31.2 - Mersana Therapeutics, Inc.mer-20171231ex312ffd3ee.htm
EX-31.1 - EX-31.1 - Mersana Therapeutics, Inc.mer-20171231ex31158a4e8.htm
EX-21.1 - EX-21.1 - Mersana Therapeutics, Inc.mer-20171231ex21154b838.htm
10-K - 10-K - Mersana Therapeutics, Inc.mer-20171231x10k.htm

Exhibit 23.1 

 

Consent of Independent Registered Public Accounting Firm

We consent to the incorporation by reference in the following Registration Statements:

(1)

Registration Statement (Form S-8 No. 333-222845) pertaining to the Mersana Therapeutics, Inc. 2017 Stock Incentive Plan,

(2)

Registration Statement (Form S-8 No. 333-219388) pertaining to the Mersana Therapeutics, Inc. 2007 Stock Incentive Plan, as amended, the Mersana Therapeutics, Inc. 2017 Stock Incentive Plan and the Mersana Therapeutics, Inc. 2017 Employee Stock Purchase Plan;

of our report dated March 28, 2018, with respect to the consolidated financial statements of Mersana Therapeutics, Inc. included in this Annual Report (Form 10-K) of Mersana Therapeutics, Inc. for the year ended December 31, 2017.

/s/ Ernst & Young LLP

Boston, Massachusetts

March 28, 2018