Timothy B. McOsker (born June 14, 1962) is an American politician, businessman, attorney, and former lobbyist, serving as a member of the Los Angeles City Council for the 15th district.

[6] In 2005, after the mayoral election where Hahn lost to Villaraigosa, McOsker joined the law firm Glaser Weil Fink Jacobs Howard Avchen & Shapiro LLP.

[8] On January 25, 2018, the AltaSea’s Board of Trustees named McOsker as its chief executive officer, which became effective on February 1, 2018.

A year before, McOsker had represented AltaSea during legal matters including during the lease renegotiations with the Port of Los Angeles in 2017.

[16] In the primary election, McOsker took the lead over candidates Danielle Sandoval, Anthony Santich, and Bryant Odega.