Having completed its takeover of Ladish Co. Inc., Allegheny Technologies Inc. announced that Gary J. Vroman is now its executive vice president, High Performance Forgings and Castings , and president of its ATI Ladish business unit. Vroman reports to ATI’s chairman, president and CEO Richard J. Harshman. ATI Ladish includes investment caster ATI Pacific Cast Technologies, an investment caster in Albany, OR.…