Grant Andrew Decouto, professionally known as Deko, is an American rapper and music producer. He is best known for producing Migos' 2017 single "Slippery". He has also worked with Gucci Mane, K Camp, and, as part of the EDM trio Merge, with OG Parker and Tee Romano. He and visual artist Osean created Yameii Online, a vocaloid virtual rapper featured on some of his tracks.

Joshua Isaih "'OG" Parker, is an American hip hop record producer from Atlanta, Georgia. In 2015, he worked as an in-house producer for the record label Quality Control Music. His stage moniker is derived from his affiliation with OG Maco's collective OGG, where he became acquainted with frequent collaborator Deko. Parker has since produced for prominent artists including Megan Thee Stallion, Migos, Chris Brown, Jazmine Sullivan, Gucci Mane, Fetty Wap, K Camp, YFN Lucci and Kollision.