Ronald Michael Carroll is an American DJ, singer, songwriter and producer. He is primarily known in the house music circuit.

Axel Christofer Hedfors, better known by his stage name Axwell, is a Swedish DJ, record producer, remixer and owner of Axtone Records. He is a member of Swedish House Mafia along with Sebastian Ingrosso and Steve Angello. He is a two-time DJ Awards winner, and in 2013 he was placed 19th on the DJ Magazine Top 100 DJ Poll.