13D Filing: Wincrest Capital Ltd. and Tecogen Inc. (TGEN)

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CUSIP No. 87876P201 13D

EXHIBIT A

AGREEMENT

The undersigned agree that this Schedule 13D (and any amendments thereto),
relating to the Common Stock, $0.001 par value of Tecogen Inc. shall be filed
on behalf of the undersigned.

SEPTEMBER 29, 2017

WINCREST CAPITAL LTD.

/s/ Barbara Ann Bernard
——————————————–
Barbara Ann Bernard, Chief Executive Officer

BARBARA ANN BERNARD

/s/ Barbara Ann Bernard
——————————————–

WINCREST CONTRARIA MASTER FUND LTD.

/s/ Barbara Ann Bernard
——————————————–
Barbara Ann Bernard, Director

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