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Rebecca Toth Diefenbach

Co-President and Executive Producer

Sirens Media

Rebecca Toth Diefenbach is co-president of Sirens Media, a full-service television production company, which she founded in 2005 with producing partner Valerie Haselton. Creating innovative, bold, and compelling content, Sirens Media has produced hundreds of hours of top-rated programming for major cable networks, including Bravo’s hit series The Real Housewives of New Jersey, Manzo’d With Children, and Thicker Than Water.  Among other varied content, Sirens Media is also known for their crime and investigation programming, with series in production for LMN, the Discovery Channel, and nine series for Discovery ID (including Who the (Bleep) Did I Marry?, Nightmare Next Door, and Evil Twins).   

In 2013, New York-based Leftfield Entertainment acquired Sirens Media, with the companies teaming to grow their respective production footprints in scope, scale and diversity of programming.

Prior to Sirens, Rebecca served as an independent producer, writer, director and showrunner on a variety of award-winning programs. She began her career as director of development for Mandalay Media Arts, where she developed scripted, unscripted, and theatrical specials programming for major US and UK networks, including the 3D IMAX movie Galapagos, and Sahara, a natural history special for PBS.
Rebecca earned a B.A. in Political Science and International Relations from UCLA.

Speaking on: The Showrunner: Soldier, Savior or Spy?



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