Tony has presented to audiences around the world including amongst others :
Assent Compliance, Investec Bank, Sanlam Investments (Glacier), Barnard Jacobs Mellett (BJM), Red Cross Children’s Hospital, Vox Telecom, DataPro, Liberty Life, Moores Rowland, Mondi Packaging, Pragma, Tiger Brands, Due South, Boschendal, Metier, African Bank, YPO (Cape Town Chapter), YPO University 2007 (Kyoto, Japan), Wilderness Safaris, The Walsingham Fund, TierOne OSS, Mvelaphanda Group, IQ Business Group, MoneyWeb Holdings, Ellerines, Chevron, Protea Hotel Group, Jurgens, IBN, PriMedia Group, the European Union (EU Brussells), the YPO President’s University 2011 (South Africa), Wyzetalk, Integr8it, Audi SA, Etisalat, BPeSA (BPO South Africa), Hubba, JibeStream, ScribbleLive, Acetech Ontario, Duke University, Sime Darby, Canadian ISP Summit, Yelp, Q4 Inc, ThinkData Works, Barometer Asset Management, Viafoura, RubiKloud, Extreme Venture Partners, Nuco Global and the Aga Kahn Time to Grow Conference (2019).
Tony van Marken has also served as a lecturer on Strategic Leadership in conjunction with the following business schools:
Oxford SAID Business School, United Kingdom
Duke University, USA
Graduate School of Business, University of Cape Town, South Africa