definiens: means : ( a ) each Key Stockholder ; ( b ) each individual who is, or who was at the time of the entry into thetransaction or the creation of the interest in question an officer or director of an Acquired Company ; ( c ) each member of theimmediate family of each of the Persons referred to in subclause above ; ( c ) each Person that is, or that was at the time ofthe entry into the transaction or the creation of the interest in question an Affiliate of any Key Stockholder ; and ( d ) any Entity(other than the Acquired Companies ) in which, to the Knowledge of the Acquired Companies, any one of the Persons referredto in subclauses through above holds ( or in which more than one of such Persons collectively hold ), beneficially orotherwise, at least ten percent ( 10 % ) of the voting interest or class of any outstanding Equity Participation