Colin Leonard (known professionally as "the Phantom") is an American mastering engineer and founder of SING Mastering. He has won three Grammy Awards (Jaguar II, Cowboy Carter, DebàTirar Más Fotos) and one Latin Grammy Award (DebàTirar Más Fotos) as well as being nominated for 18 Grammy Awards and 16 Latin Grammy Awards. He has more than 9,500 credits and has worked with artists including Bad Bunny, Beyoncé, Justin Bieber, Jay-Z, Paul McCartney, and Elton John.
Leonard took piano lessons as a child and began playing the drums at the age of 12. In his early 20s, he began performing in bands and producing instrumentals for hip hop artists. He studied classical guitar at the University of the Pacific, and attended Full Sail University, studying recording arts, from which he graduated in 1997. Leonard then moved to Atlanta with an entourage of band members from his jazz/fusion band, for whom he began mixing audio.
Leonard is the owner of the Atlanta-based studio SING Mastering, and is the creator of Aria Mastering, the automatic analog mastering service with a robotic arm.
He won a Pensado Award for Master of Mastering in 2017, and placed number two on Jaxsta's "Top Mastering Engineers of 2022 - The world's 50 Most Successful Mastering Engineers of 2022", citing his work for Beyoncé, Cardi B, Wizkid, Charlie Puth, and Lil Uzi Vert.
Leonard has mastered music for Justin Bieber, Lil Baby, Jack Harlow, Lil Wayne, Beck, Gucci Mane, and Future, among others. He has been nominated for 16 Grammy Awards, winning two, and has received 13 Latin Grammy Award nominations.
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