AAG Business Advisory Board – David Mersereau


David Mersereau, Director (non-executive)

David Mersereau is Vice President of Finance with Harris Computer Systems, Inc., a wholly owned subsidiary of Constellation Software, Inc. Harris provides mission critical software solutions for utilities, local governments, hospitals and schools throughout the U.S. and Canada.

In this leadership role, David serves as the Public Sector and School group’s chief accountant and operational finance leader and serves as a coordinating point for business strategy and corporate development issues as they impact the operations and financials of the business.

David provides financial support relating to buy-side due diligence and he leads the financial integration of merger and acquisition targets.

Prior to joining Harris, David spent 6 years at PricewaterhouseCoopers LLP (PwC) in Ottawa as part of the Audit & Assurance group. During his tenure at PwC, he planned, executed, and managed audits of organizations across array industries with a focus on the financial services sector.

David earned a Bachelor of Administrative and Commercial Studies, and a Diploma in Accounting from Western University in 2003 and obtained his CA designation in 2007.