John B. Chambers
American businessman
About John B. Chambers
Born 1956. John B. Chambers is an American.
John Burton Chambers (born c. 1955) is deputy head of the Sovereign Debt Ratings Group and chairman of the Sovereign Debt Committee at Standard and Poor's (S&P). Along with David T. Beers, Chambers earned significant attention in August 2011 for his role in downgrading the credit rating of United States Treasury bonds to AA+. Prior to this, the United States had maintained a AAA credit rating since 1941.
Chambers holds a BA in English literature and philosophy from Grinnell College (1977) and an MA in English literature from Columbia University. After working five years in various roles as sous directeur (deputy director), assistant comptroller, and vice president for Banque Indosuez, Chambers joined S&P in 1993. He became deputy head of S&P's Sovereign Debt Ratings Group in 1997.
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Important facts
People in John B. Chambers's life
Named in this biography and alive at the same time
Contemporaries
People whose lives overlapped John B. Chambers's
Frequently asked questions
Who is John B. Chambers?
American businessman
When was John B. Chambers born?
John B. Chambers was born in 1956.
What nationality is John B. Chambers?
John B. Chambers is American.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). John B. Chambers. https://biography.guide/john-b-chambers/
MLA: "John B. Chambers." Biography.guide, https://biography.guide/john-b-chambers/.
Chicago: "John B. Chambers." Biography.guide. https://biography.guide/john-b-chambers/.
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