Born in Sao Paulo-Brazil, Mario moved to Scotland for studies, where was invited to join the Tommy Smith Sextet Beasts of Scotland , and later , the Scottish National Jazz Orchestra. He has played with many of the leading jazz musicians in the U.K such as : Tommy Smith, Kenny Wheeler, Carol Kidd, Norma Winston, Louise Gibson, Suzanne Bonnar, Phil Bancroft, Andy Panaiy, Tom Bancroft, Jamie Anderson, Brian Kellock, Steve Hamilton, John Rae, Clark Tracey, Tom Gordon, Jason Rebello, Gene Calderazzo, Kevin McKenzie, Alex Yellowlees, Nigel Clark, Malcom MacFarlane, Paul Harrison, Paddy Flaherty, Dave Milligan, Guy Barker, Eddie Severn, Gerard Presencer, Colin Steele, Andor Jensen, Claude Deppa, Dominic Alldis and Adam Glasser among others. He has also played with leading North American artists such as Bobby Watson, Scott Hamilton, Joe Locke, Valery Ponomarev and Madeline Eastman.
Mario is also involved in Jazz Education, having done several workshops about Latin American Music throughout Scotland. He also taught at the National Youth Jazz Orchestra of Scotland Summer Course 1999, The Napier Jazz Summer Course 1999 and Dundee Play Jazz. He is currently involved with the The Scottish National Jazz Orchestra, John Rae’s ‘Celtic Feet’, the Paul Harrison Trio, the John Burgess Quartet, Carlos Pena Y Sus Muchachos, Brazilliance, Laura McDonald Quartet, Eddie Severn Quintet, Martin Kershaw Quartet, Tom McNiven Quartet as well as working on his own projects .