Martin Marietta Materials has a new independent director on its board. John J (Jack) Koraleski, former chairman and chief executive of Union Pacific Corporation was elected to Martin Marietta’s board on August 15, 2016.
Koraleski, 65, also served as executive chairman of Union Pacific from February 2015 until his retirement in September 2015. He will serve on Martin Marietta’s audit committee, management development and compensation committee, and executive committee.
In May, Donald (Don) W Slager was elected to Martin Marietta’s board. Slager, 54, is president and chief executive of Republic Services, a recycling and waste management company.
The two new directors fill the seats previously held by Frank H Menaker, Jr and Richard A Vinroot, both of whom reached the mandatory retirement age provided in Martin Marietta’s bylaws.
Martin Marietta’s 10-member board now consists of 9 outside directors.