serve as a chairman

He went on to serve as its chairman until 1982.

She went on to serve as its chairman until 1983.

From 2004 to 2007, he served as Chairman of the department.

From 1941 to 1948, he served as Chairman of the bank.

He served as Chairman of the new company from 1950 to 1972.

He also served as Chairman of the bank from 1988 to 1998.

Beginning in 1971, he served as its chairman for a time.

He served as its chairman from 1974 until his death in 1999.

He continued to serve as the company's chairman of the board until his death in 1949 at age 68.

He also served as the company's chairman from 1987 until 2007.