Petrostar Petroleum Corp. announced that it has issued a formal letter to Nepco LLC of Cheyenne, Wyoming terminating the Joint Venture Partnership. The agreement was initially announced November 12, 2012 with an extension announced on May 16, 2013.

The extended deadline was set at August 1, 2013, which as now expired without the terms having been met. With the expiration of the deadline and no further extension having been negotiated, the partnership with Nepco to construct and operate the modular refineries in Alberta has been terminated.