Stake Lake Property   QUICK FACTS Location – The Stake Lake Property is located near the Town of Ignace, Ontario. Number of Claims & Acres – 176 unpatented claim units for 7,040 acres Exploration Target – Copper, Silver and Gold Ownership Interests – 100 % Mainstream Minerals Corporation Operator – Mainstream Minerals Corporation PROPERTY DESCRIPTION & EXPLORATION In a news release dated June 23rd, 2008, the Corporation was pleased to announce, subject to regulatory approval, that it had entered into an option agreement to acquire a 100 % interest in this Stake Lake Project. The company is excited with the mineral potential of this project. Summary of the Stake Lake Project The Stake Lake Copper, Silver and Gold Project is comprised of 11 claims totalling 176 claim units (7,040 acres) and is located near the Town of Ignace, Ontario. Surface sampling of this project has yielded results as high as: Surface grab sampling of this Stake Lake project has yielded high-grade results with the best sample having a grade of 4.500 % Cu, 2.73 g/t Au and 97.00 g/t Ag. Some of these metals are very valuable, for example, and in US dollars: Copper at approximately $3.70/lb Gold at approximately $900.00 per ounce Silver at over $17.00 per ounce Source: www.kitco.com Base metals values are reported in percentages. For example, one percent (1.000 %) is equivalent to approximately 22 pounds (lbs) per metric tonne.