From 2018–2021, Madeleine worked within Turner Network (now Warner Bros. Discovery)'s Creative Services and Promos department, producing and editing campaigns across Turner Classic Movies, Cartoon Network, TNT, and TBS. Her work spanned creative development, editorial, animation, post-production, and broadcast delivery—writing and producing on-air promos, directing voiceover sessions, creating animated content for Cartoon Network Latin America, and overseeing finishing through color, sound, and final air delivery.