Duvall is part of the English production trio Disciples. The trio has managed over 450 song placements since its inception, including 39 No. 1's, 125 Top 10 records, 23 Platinum Records and 21 Gold records around the world. To date, they have worked with artists such as Miley Cyrus, Jessie J, Tinie Tempah, Little Mix, Craig David, Lemar, Kelly Rowland and many more.
- TBA (2018 - with Disciples)