Finnish progressive rock / fusion / improvisation band.
Members: * Mika Hiironnniemi - Drums and percussions
* Petri Koivistoinen - Bass and guitar
* Jari Schroderus - Guitar The first musical connections that was to become Margin of Safety, was made in 2001, when Petri Koivistoinen and Jari Schroderus were introduced by a mutual friend, Sami Perälä. The meeting resulted in a recording of the three playing acoustic guitars. Koivistoinen and Schroderus felt a familiarity in each others playing that produced some very interesting improvisations with Perälä.