Schreiber Foods Inc., Green Bay, Wis., has gained shareholder approval to create an ESOP, according to a company spokeswoman. Officials intend to release more detailed information on the plan late this fall. The privately held company will name an individual trustee to purchase and hold all outstanding shares that may be purchased by the company or the ESOP plan from current shareholders. The spokeswoman would not say how many shares are outstanding. According to the Money Market Directory, the company already has a $68 million savings plan, a $32 million profit-sharing plan and a $61 million defined benefit plan.