Christopher Comstock (born May 19, 1992), known professionally as Marshmello, is an American electronic music producer and DJ. His songs "Silence" (featuring Khalid), "Wolves" (with Selena Gomez), "Friends" (with Anne-Marie), "Happier" (with Bastille), and "Alone" have each received multi-platinum certifications in several countries, and peaked within the top 40 of the Billboard Hot 100. His musical style includes groove-oriented, synth and bass-heavy electronic dance music. Marshmello first gained recognition in early 2015 from publishing remixes online.
https://en.wikipedia.org/wiki/Marshmello