Phil C. Appenzeller Jr. has been elected CEO of Munsch Hardt Kopf & Harr PC, a Dallas-based mid-sized commercial law firm with more than 110 attorneys. Appenzeller is a member of the firm’s commercial litigation practice group who most recently served as chief operating officer. E. Lee Morris, a member of the firm’s restructuring, creditors’ rights and finance practice group and former member of the Management Committee, also will join the executive leadership team as COO. With more than…