From Longman Business Dictionary
entrusten·trust /ɪnˈtrʌst/ or intrust verb [transitiveT] to make someone responsible for doing something or dealing with somethingentrust somebody with somethingThe presidentially appointed panel is entrusted with keeping the stock markets fair and honest.
entrust something to somebodyShe had entrusted her life savings to the brokerage house and now stood to lose it all.