EXHIBIT 3.7 NUMBER: 330743 [Logo] CERTIFICATE OF CHANGE OF NAME COMPANY ACT CANADA PROVINCE OF BRITISH COLUMBIA I HEREBY CERTIFY THAT EAST COAST EXPLORATIONS LTD. has this day changed its name to SUMMO MINERALS CORPORATION ISSUED UNDER MY HAND AT VICTORIA, BRITISH COLUMBIA ON OCTOBER 15, 1993 /s/ John S. Powell JOHN S. POWELL REGISTRAR OF COMPANIES