Cerro Grande Mining Corporation Provides Further Update Regarding Filing of its 2015 Disclosure Documents and First Quarter Disclosure Documents

Registered Office:

Santiago Office:

ROYAL BANK PLAZA

AVENIDA SANTA MARIA 2224

SOUTH TOWER

PROVIDENCIA, SANTIAGO, CHILE

200 BAY STREET, SUITE 3800

Telephone: 56-2-2569 6200

TORONTO, ONTARIO M5J2Z4

CANADA

Toronto Office:

For further information,…