Exhibit 23
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by reference in the Registration Statement (No. 333-169015) on Form S-8 of Graham Corporation of our report dated June 23, 2016, relating to our audit of the financial statements of Graham Corporation Employee Stock Purchase Plan, which appears in this Annual Report on Form 11-K of the Graham Corporation Employee Stock Purchase Plan for the year ended March 31, 2016.
| /s/ Freed Maxick CPAs, P.C. |
Freed Maxick CPAs, P.C.
Buffalo, New York
June 23, 2016