Chris Koster

Chris Koster
41st Attorney General of Missouri
In office January 12, 2009 – January 9, 2017
Governor	Jay Nixon
Preceded by	Jay Nixon
Succeeded by	Josh Hawley
Member of the Missouri Senate from the 31st district
In office January 5, 2005 – January 7, 2009
Preceded by	Harold Caskey
Succeeded by	David Pearce
Prosecuting Attorney for Cass County
In office January 5, 1995 – January 5, 2005
Preceded by	Dennis Laster
Succeeded by	Teresa Hensley
Personal details
Born	Christopher Andrew Koster (1964-08-31) August 31, 1964 (age 59)[1] St. Louis, Missouri, U.S.
Political party	Democratic (since 2007)
Other political affiliations	Republican (before 2007)
Spouses	Rebecca Bowman ​ ​ (m. 1996; div. 2003)​ Jennifer (Cullen) Koster ​ ​ (m. 2019)​
Education	University of Missouri (BA, JD) Washington University in St. Louis (MBA)
Occupation	Executive Vice President Secretary & General Counsel at Centene Corporation

Christopher Andrew Koster (born August 31, 1964) is an American lawyer and politician who served as the 41st Attorney General of Missouri from 2009 to 2017. Before that, Koster was elected three times as prosecuting attorney of Cass County, Missouri, and served four years as state senator from Missouri's 31st Senatorial district.

In 2016, Koster was the Democratic nominee for Governor of Missouri and was defeated by Republican nominee Eric Greitens in the general election.^[2] After completing his terms as attorney general, Koster joined Centene Corporation, where he currently serves as Executive Vice President, Secretary, and General Counsel.^[3][4]