People

Experiences from leadership to software development and venture capital

Our committee has spent decades working in Constellation Software. We have experience from leadership to software development and venture capital. 


Our people are committed to making sure that both your startup and VMS Ventures moves closer to our shared goals. From reviewing and providing feedback on pitch decks, business ideas, and adding value through Constellation Software’s network of businesses- our leaders are ready to help your team achieve success.


Karl, Mark, and Daan consist of VMS Venture’s entire investment committee, and are the final decision makers on VMS Venture’s investment policies and investment commitments.

Karl Schabas

Prior to joining VMS Ventures, Karl was the Managing Director of Verstra Ventures- an affiliate of Constellation Software’s Volaris group. Verstra invested in early stage B2B software companies. Karl also spent eight years as the Chief Strategy Officer at Volaris, an operating group of Constellation Software. In this role, Karl provided consulting and training to help companies grow and maximize their performance. Karl has a master’s degree in computer engineering from the University of Toronto and an MBA from London Business School. Email Karl at: karl.schabas@vmsfund.com. (All information stays between you and Karl).

Mark Leonard

President Constellation Software Inc

Mr. Leonard founded CSI in 1995. Prior to founding CSI, Mr. Leonard worked in the venture capital business for eleven years. Mr. Leonard holds a BSc. from the University of Guelph, and a MBA from the University of Western Ontario.

Daan Dijkhuizen

Managing Partner Constellation VMS Ventures fund & CEO Topicus

Mr. Dijkhuizen has been at Topicus since 2013. Prior to joining Topicus, he was a technology executive at the ING Group - a multinational banking and financial services corporation. Since December 2017 to present, Mr. Dijkhuizen has served as Chief Executive Officer of Topicus. He holds a MSc. in Industrial Engineering & Management from the University of Twente, the Netherlands.