| Business Type(s) |
| Primary/Secondary | Business Type | Details |
| Primary
| *Silver Mining
| Rio Alto Mining Limited is the result of an amalgamation with Mexican Silver Mines. The company is focused on near term gold production in Peru and silver exploration on its highly prospective silver properties in Mexico. - Gold Mining
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| *Gold And Silver Mining
| Acquisition, exploration and development of mineral properties
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| Securities |
| Symbol | Security Name | Market | Status |
| *RIO | *Rio Alto Mining Limited | TSX Venture | DELIST |
| *MSM | *Mexican Silver Mines Ltd | TSX Venture | DELIST |
| *PDC.H | *Premier Diamond Corp. | TSX Venture | DELIST |
| *PDC | *Premier Diamond Corp. | TSX Venture | DELIST |
| *PML | *Premier Minerals Ltd. | TSX Venture | DELIST |
| *PML | *Premier Minerals Ltd. | VSE | DELIST |
| *WTF | *Waterford Resources Inc | VSE | DELIST |
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| Name History | From | To |
| *Rio Alto Mining Limited | 24/Jul/2009 | 23/Feb/2012 |
| *Mexican Silver Mines Ltd. | 14/May/2007 | 23/Jul/2009 |
| *Premier Diamond Corp. | 5/Mar/2001 | 13/May/2007 |
| *Premier Minerals Ltd. | 2/Jun/1993 | 4/Mar/2001 |
| *Waterford Resources Inc. | 25/May/1990 | 1/Jun/1993 |
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| Company Facts Reconciliation |
| Subject | Date Returned |
| Summer 2011 CFR | 4/Aug/2011 |
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