Marshmello (stylized marshmello) is an electronic dance music producer and DJ. He first gained international recognition by remixing songs by Jack Ü and Zedd, and later collaborated with artists including Omar LinX, Ookay, Jauz and Slushii. In January 2017, his song "Alone" appeared on the US Billboard Hot 100 chart.
Marshmello wears a custom helmet for public appearances. His identity is unknown. It has been frequently suggested that Marshmello is American DJ Chris Comstock, also known as Dotcom, whose style is similar to Marshmello's. Skrillex also referred to Marshmello as "Chris" in an interview. In addition, both are managed by Moe Shalizi and allegedly have the same tattoo and birthday.