Marc grew up in Canada, consequently this is also where his career started after attending the high-profile Media Arts Programme at Fanshawe College in London. In Toronto, he worked for leading studios/production houses McLear Place and Eastern/VTR before settling in to Dome Productions as a Recording Engineer/Producer, recording and producing commercial creative for radio and television for leading agencies  Saatchi, JWT, BBDO and others.

In 1992, Marc established MAS Communications in Malta and to this day retains his principal role as Managing Director, having formerly also been Creative Director presiding over all client accounts. One of his career highs was being part of the global team which originated the HSBC slogan, 'The world's local bank'.

In this time he also established a successful publishing firm, Write-on ltd. where he is also the Managing Director.