Sures' career with
United Talent Agency (UTA) began with the establishment of the agency in 1991, where he worked in the mailroom and assisted co-founder Peter Benedek. He became a
talent agent when UTA first formed, and was promoted to partner in 1998. Sures joined the
board of directors in 2003. and both became co-presidents in September 2017. Sures is also a co-founder of the UTA Foundation, the agency's non-profit organization. Sures was appointed to the
Television Academy's Executive Committee in 2014, and inducted into
Broadcasting & Cable Hall of Fame in 2016. Throughout his career, Sures represents or has represented
Fareed Zakaria, Brian Kilameade,
David Muir,
Anderson Cooper,
Bret Baier,
Norah O'Donnell,
Margaret Brennan,
Jen Psaki,
Jake Tapper,
Chuck Todd,
Elizabeth Vargas, Bill Hemmer,
Jenna Bush Hager,
Chuck Lorre,
Steve Levitan,
Darren Star,
Larry Wilmore, and
Ryan Seacrest. Sures led contract negotiations between United Talent Agency and the Writers Guild of America. Focusing primarily on a practice known as packaging, the impasse resulted in a lawsuit and WGA members firing their agents in April 2019. After months of backchannel negotiations, Sures announced that United Talent Agency had reached an agreement with the Writer's Guild, becoming the first major talent agency to do so. In September 2023, Sures was named chairman of the board of Triad National Security, which manages the
Los Alamos National Laboratory. He is chairman of the board of governors that oversees the
Lawrence Livermore National Laboratory. Both labs are managed in part by the
University of California and the Department of Energy. In October 2023, Sures in his role as a
UC regent, publicly rebuked the UC Ethnic Studies Faculty Council request that UC leaders retract their statement declaring the
October 7 attack by Hamas on Israel “an act of terrorism…that deserves and requires our collective condemnation.” In November, the UC Regents committed $7 million to emergency mental health services, programs focused on better understanding antisemitism and Islamophobia, and training for faculty and staff on how to navigate their roles as educators. In 2025, a UCLA student group organized a pro-Palestinian demonstration outside Sures's house. Approximately 50 to 100 people attended the protest and the UCLA Police Department filed a vandalism report. In October 2025, Sures was recognized by Jewish Federation Los Angeles for "his commitment to the Jewish community in the face of historical rates of antisemitism", according to
The Hollywood Reporter. On April 20th,
UC Berkeley's Law Students for Justice in Palestine hosted an activist convicted of an Israeli car bombing. Sures denounced the event on Fox News Digital as "disgusting and abhorrent." ==Personal life==