Primero to Release Second Quarter 2013 Results on August 8, 2013

TORONTO, ONTARIO--(Marketwired - Jul 8, 2013) - Primero Mining Corp. (TSX:P)(NYSE:PPP)(ASX:PPM) ("Primero" or the "Company") is scheduled to release second quarter financial results before the market opens on Thursday, August 8, 2013.

A conference call is scheduled for Thursday, August 8, 2013 at 11:00 a.m. (EDT), to discuss these results. Participants may join the call by dialing North America toll free 1-855-410-0553 or 1-646-583-7389 for calls outside Canada and the U.S. and entering the participant passcode 733995#.

A live and archived webcast of the conference call will also be available at www.primeromining.com under the News and Events section or by clicking here:

http://event.onlineseminarsolutions.com/r.htm?e=655188&s=1&k=B9910567CA1C086474B983F9135B202E.

A recorded playback of the call will be available until, Friday, November 8, 2013 by dialing North America toll free 1-855-410-0556 or 646-583-7395 for calls outside Canada and the U.S. and entering the call back passcode 338799#.

About Primero

Primero Mining Corp. is a Canadian-based precious metals producer with operations in Mexico, including the 100% owned San Dimas gold-silver mine. Primero is focused on delivering superior, sustainable value for all stakeholders with low-risk exposure to gold. The Company intends to become an intermediate gold producer by building a portfolio of high quality, low cost precious metals assets in the Americas. Primero's website is www.primeromining.com.