Dan Marcellus is the drummer and Ableton programmer/controllerist for LA-based bands Future People and Son of Stan as well as for Australian singer-songwriter Grace Woodroofe. Additionally, he tours with and controls Ableton for the Yeah Yeah Yeahs. Over the course of his career, Dan has performed alongside Das Racist, Ben Harper, Penguin Prison, Tycho, Gary Thomas, George Colligan, Paul Bollenback, The Misfits and Avenged Sevenfold. His production credits include: Future People, Spank Rock, Grace Woodroofe, A Fine Frenzy, Kassia Conway, Son of Stan, Tobias Russell, Sarah Fridrich and film composer Jacob Yoffee.

Dan began his career as the drummer for Annapolis-based rock band Jepetto. Then, from 2002 to 2006 he attended the Peabody Conservatory of Johns Hopkins University where he studied closely with saxophone legend Gary Thomas (Miles Davis, Herbie Hancock, John McLaughlin), drummer Howard Curtis, pianist Tim Murphy, bassist Michael Formanek, trumpeter Ingrid Jensen and drummer Nasar Abadey. He is also the drummer and pre-production technical coordinator for the American Studio Orchestra (ASO), Johns Hopkins University's resident multimedia ensemble comprised of Orchestraland jazz players who perform live scores synchronized to film with pre-programmed computer elements.

Dan has also produced, recorded and written for advertisements, TV, film and video game soundtracks including: Diablo Cody's upcoming 2013 full-length feature "Paradise", Tina Fey and Paul Rudd's 2013 comedy "Admission", "Children of the Corn: Genesis" (2011), MTV's "The Real World: St. Thomas" (2012), MTV's "Zach Stone is Gonna be Famous" (2012), "Call of Duty: Black Ops II" (2012), Vans' 2013 online ad campaign, and "Spare Change" (2010), which was featured at the HBO Latino Film Festival, the Atlanta Film Institute, and the British Film Institute.

Dan has taught privately for many years and maintains a full drum/Ableton Live teaching studio in Studio City, Los Angeles where he currently resides.