Brian Kierulf adalah penulis lagu dan produser dari AS. Dia biasanya menulis lagu dengan Joshua M. Schwartz. Mereka adalah bagian dari KNS Productions. Diskografi pilihan Britney Spears - compilation album Platinum Christmas "My Only Wish " 4:15 Britney Spears - album Britney "Lonely" 3:19 "Anticipating" 3:16 "Let Me Be" 2:51 "That's Where You Take Me" 3:32 "Before the Goodbye" 3:50 "I Run Away" 4:04 "When I Say So" Britney Spears - album In the Zone "Brave New Girl" 3:30 "Don't Hang Up" 4:02 Nick Carter - album Now or Never "Stand for You" (Nick Carter/Brian Kierulf/Joshua M. Schwartz. Produced by Brian Kierulf and Joshua M. Schwartz for KNS Productions. "Do I Have To Cry for You" (Nick Carter/Brian Kierulf/Joshua M. Schwartz. Produced by Brian Kierulf and Joshua M. Schwartz for KNS Productions. "Girls in the USA featuring Mr.Vegas" - (Nick Carter/Brian Kierulf/Joshua M. Schwartz. Produced by Steve Mac for Rokstone Productions. Willa Ford - album Willa Was Here "I Wanna Be Bad" – 3:06 "Somebody Take the Pain Away" – 2:53 Tarkan - album Come Closer Why Don't We Start The Fire Don't Leave Me Alone Shikidim Jeannie Ortega - album No Place Like BKLYN "Let It Go" Gia Farrell - album Happy Feet "Hit me up" Lady GaGa - album The Fame" "Summerboy" - 4:16. Forever the Sickest Kids - album The Weekend: Friday "Hip Hop Chick" Ricki-Lee - album Sex and the City 2 "Can't Touch It" Leon Thomas III - album Victorious: Soundtrack "Song2you" Produser Amerika Serikat