July 14 (Reuters) - Tanager Energy Inc:
* Names Thomas M. Crain, Jr. as chairman of board and interim chief executive officer of Tanager
* John Squarek, former CEO, Donna Hyshka, former CFO are no longer officers
* CEO, corporate secretary, vice president, production, CFO roles have been consolidated and re-assigned to existing personnel Source text for Eikon: ID:nMKWDbcR7a Further company coverage: TAN.V