Horst held the position of Director of Basketball Operations for the Milwaukee Bucks from April 2008 to June 2017, and from August 2007 to April 2008 he was the Manager of Basketball Operations for the Detroit Pistons.[1]
Horst became the general manager of the Milwaukee Bucks in June 2017. He took over from John Hammond, who joined the Orlando Magic.[citation needed] After the 2018–19 NBA season, Horst won the 2019 NBA Executive of the Year award.[2] The Bucks had a league-best 60–22 record and reached the Eastern Conference finals in the 2019 NBA playoffs. On June 7, 2019, Horst signed a contract extension with the Milwaukee Bucks.[3] On July 20, 2021, Horst's Bucks became NBA champions.[4]
Note: Those listed here hold one or more of the titles President, President of Basketball Operations, Vice President of Basketball Operations, Chief Executive Officer, or General Manager and in each case have final say in personnel decisions.