- Greg Kurstin: Kurstin is a Grammy Award-winning producer, songwriter, and multi-instrumentalist. He has co-written and produced many of Clarkson's songs, including "Since U Been Gone," "Behind These Hazel Eyes," and "Stronger."
- Dr. Luke: Dr. Luke is another Grammy Award-winning producer, songwriter, and record executive. He has co-written and produced several of Clarkson's songs, including "Miss Independent," "My Life Would Suck Without You," and "I Do Not Hook Up."
- Rodney Jerkins: Jerkins is a Grammy Award-winning producer, songwriter, and record executive. He has co-written and produced several of Clarkson's songs, including "Breakaway" and "Because of You."
- Ester Dean: Dean is an American singer, songwriter, and actress. She has co-written several of Clarkson's songs, including "Mr. Know It All" and "What Doesn't Kill You Makes You Stronger."
- Ali Tamposi: Tamposi is an American singer, songwriter, and record producer. She has co-written several of Clarkson's songs, including "Heartbeat Song," "Invincible," and "Love So Soft."
- Howard Benson: Benson is an American record producer, audio engineer, and mixer. He has co-written and produced several of Clarkson's songs, including "My December" and "Never Again."
- Jesse Shatkin: Shatkin is an American musician, songwriter, and record producer. He has co-written and produced several of Clarkson's songs, including "Take You High" and "Piece by Piece."
- Brian McKnight: McKnight is an American singer, songwriter, record producer, and multi-instrumentalist. He has co-written and produced several of Clarkson's songs, including "Just Missed the Train" and "All I Ever Wanted."