Per Oddvar Johansen is a Norwegian Jazz musician (drummer), most recognized for his work with Trygve Seim, Christian Wallumrød, The Source, Solveig Slettahjell and Vigleik Storaas, but has also been awarded the Spellemannprisen five times.

Hans Mathisen is a Norwegian Jazz guitarist, educated on the Jazzprogram at Trondheim musikkonservatorium (1988–90), well known for his Pat Metheny and Wes Montgomery inspired performances. He is the brother of Jazz musicians Per Mathisen (bass), Nils Mathisen and Ole Mathisen.