Mr. Evan Young reports

PRIMERO TO RELEASE THIRD QUARTER 2017 RESULTS ON NOVEMBER 14, 2017

Primero Mining Corp. plans to release its third quarter 2017 operating and financial results before the market opens on Nov. 14, 2017. A conference call will also be held on the same day at 10 a.m. ET to discuss third quarter operating and financial results.

Participants may join the call by dialling North America toll-free 1-800-806-5484 or 416-406-0743 for calls outside Canada and the United States and entering the participant passcode 2270288.

A live and archived webcast of the conference call will also be available at the Primero Mining website under the news and events section.

A recorded playback of the third quarter 2017 results call will be available until March 31, 2018, by dialling 1-800-408-3053 or 905-694-9451 and entering the callback passcode 7425939.

About Primero Mining Corp.

Primero Mining is a Canadian-based precious metal producer that owns 100 per cent of the San Dimas gold-silver mine and the Cerro del Gallo gold-silver-copper development project in Mexico.