press release

Chevron Press Release - Chevron Chemical Co. President John Peppercorn To Retire

Photo fo Darry Callahan

Darry Callahan

SAN FRANCISCO, Jan. 6, 1999 -- Chevron announced today that John Peppercorn, a corporation vice president and president of Chevron Chemical Co. LLC, has elected to retire at the end of January. Darry Callahan, Chevron Chemical Co. senior vice president, will succeed Peppercorn as company president. It is expected that Callahan will be elected a vice president of the corporation at the January board meeting.

Callahan, 56, began his career with Chevron in 1964 as a research engineer at Chevron Research Co. in Richmond, Calif. After several years in advisory positions in the company's foreign operations area, he was elected president of Chevron Oil Bahamas Ltd. in 1980. Two years later, he was named manager of pricing and evaluation for Chevron U.S.A.'s marketing department. In 1983, he became manager of commercial and industrial products, and was named general manager of marketing operations in 1985. In 1987 he was elected president of Warren Petroleum Co., and in 1991 he was named senior vice president of Chevron Chemical Co.

Callahan, raised in Oregon, received a bachelor of science degree in Chemical Engineering from Oregon State University. He did postgraduate work at the University of California. Callahan serves on the board of Dynegy Inc., a natural gas affiliate of Chevron, and is a member of the board of trustees of Oregon State University.

Photo of John Peppercorn

John Peppercorn

Peppercorn, 61, will retire after 38 years of service. He began his career with Gulf Oil in 1961 as a field sales representative. After holding positions of increasing responsibility in plastics marketing operations, he became vice president of U.S. plastics for Gulf Oil Chemicals Co. in 1977. Prior to the Chevron/Gulf merger in 1984, Peppercorn was vice president, domestic marketing, for Gulf Oil Products. In 1985, he was named vice president and general manager for Chevron Chemical's Aromatics Division. He also served as vice president, industrial chemicals, before becoming senior vice president in 1986. He was named president of Chevron Chemical Co. in 1989.

A native of Hutchinson, Kan., Peppercorn holds a bachelor's degree in business from the University of Kansas. Upon graduation, he served for one year as a captain in the U.S. Army. He is also a graduate of the Tuck Executive Program at Dartmouth College.

Peppercorn is chairman of the American Plastics Council and has served on the board of directors and executive committee of the Chemical Manufacturers Association.

Chevron Chemical Co. LLC is a subsidiary of Chevron Corp. involved in the worldwide manufacturing and marketing of industrial chemicals.

Updated: January 1999