Irwin & Leighton, Inc.

Irwin & Leighton’s officers and the dates each joined the company are as follows:

• James F. Brecker, Jr. – Chief Executive Officer – 1979

• Edward S. Babcock – President & Chief Operating Officer – 1971

• Harry R. Rogers – Senior Vice President & Chief Financial Officer – 1985

• David O. Himmelberger – Senior Vice President, Operations – 1986