[5] He was raised on the West Coast of the United States, but relocated during his senior year of high school so Robinson could focus on her career.

[10][11][12] He has been credited with creating the agency's branding, licensing, and endorsements division, as well as UTA's agent training program.

[7][13] Throughout his career as an agent, Zimmer has represented Mariah Carey, Bryan Cranston, DJ Khaled, Chelsea Handler, Kevin Hart, Anthony Hopkins, Marc Lawrence, Brian Robbins,[6][14] M. Night Shyamalan,[15][16] and YG.

[7] Schary and Zimmer ranked number eight in Vanity Fair's 2017 list of the "25 Most Important Families in Hollywood History".

[3] Zimmer, along with United Talent Agency Managing Directors David Kramer and Jay Sures, ranked number 33 on The Hollywood Reporter's 2017 list of the 100 "most powerful people in entertainment".