Marco is a principal of Sircon AG, a consulting and investment research company based in Zurich, Switzerland, and was formerly a partner of Exulta AG, a portfolio management company from 1997 to 2003. He is an Independent Director of Triumph Gold Corp., and Canada Zinc Metals Corp. (Formerly: Mantle Resources Inc.). He has also been a Director of Open Gold Corp (aka, Range Capital Corp) since 2009 and Mexigold Corp. (formerly, BCY Resources Inc.) since 2011. He served as a Director at Margaret Lake Diamonds, Inc. (JDV Capital Corp.) from 2011 to 2014, and as a Director of MVE Capital Corp. since 2007. He received a Master of Arts degree from the University of St. Gallen, Switzerland in 1982.