Walter Scott Jr. (May 21, 1931 – September 25, 2021)[1] was an American billionaire businessman, civil engineer, philanthropist, and CEO of Kiewit Corporation.

[citation needed] He sat on the board of Berkshire Hathaway, and was a childhood friend of Warren Buffett.

[2] He was also on the board of directors of Burlington Resources, Commonwealth Telephone Enterprises, Level 3 Communications Inc., MidAmerican Energy Holdings, RCN Corporation, Valmont Industries, and Peter Kiewit Sons' Inc, and was the chairman of the Open World Leadership Center at the Library of Congress.

[8] In June 2010, when Warren Buffett appealed to him to join the Giving Pledge, he partially accepted, stating that after his death his remaining estate will go into his eponymous foundation.

[10] In 1996, Scott acquired the original sales document of the Louisiana Purchase for his private collection.