Sandra is an accomplished Tax Executive. She is President of Riverstone Advisors, a boutique firm of strategic tax advisors providing services through Sandra M. Pereira CPA Professional Corporation.

Most recently, Sandra was Chief Tax Officer of a Blackstone real estate portfolio company, Tricon Residential Inc. A member of the senior management team for a decade, she oversaw all aspects of the global tax function including building a highly effective in-house tax function, developing overall tax efficient strategies, structuring acquisitions and fund formation, mitigating risk while advocating for tax policy changes, adopting leading edge technology, streamlining processes, and proactively supporting the growth initiatives across all business segments.

Prior to Tricon, Sandra was at Manulife Financial where she led Global Tax Transformation, which was part of a company-wide Finance Transformation initiative. She was responsible for working with the Global Tax Leadership group in Asia, Canada, Europe, and the U.S. to develop a future state operating model, establish an implementation roadmap and execute to achieve optimal operating efficiency.

Prior to Manulife Financial, she spent a combined decade at Deloitte. Most recently as a Tax Partner and National Tax Leader of the Post Merger Integration tax practice in Canada. She was responsible for advising international clients on operational tax issues, transforming the tax function, and optimizing tax benefits from strategic acquisitions. She published Thought white papers on tax integration issues and recently lectured at the Tax Executive Institute Canadian Tax Course on Corporate Reorganizations.

Sandra was a Director, Tax at the Corporate Office of GE Capital/GE Canada. Over her decade long tenure at GE, she practiced International Tax with an emphasis on corporate reorganizations, structured transactions, capital markets, and strategic acquisitions and divestitures. She received recognition for her leadership and was identified as the “franchise player” of GE Canada’s tax organization, responsible for consistently delivering significant tax savings, improving controllership, mitigating tax risk, and creating significant shareholder value.

Sandra was appointed to the CPA Canada Industry Tax Committee (2022 – present) and was Past Chair of the Financial Executive International Canada Tax Policy Forum (2015 - 2022). She has been a Board member of the Trillium Health Partners Volunteer Board (2012-2019), a member of the Board of Directors of the Living Arts Center (2016-2019), a Board member of the Tax Executive Institute, Toronto Chapter (2008-2011) and Chair of the Tax Executive Institute, Toronto Chapter, Income Tax Committee (2010-2011). She has prepared submissions to the Department of Finance and led various public-private forums on tax policy matters with both the federal and provincial governments. Sandra is a former Adjunct Professor of Income Tax Policy at both the University of Toronto and York University Taxation programs.

Sandra received her Bachelor of Commerce degree from the University of Toronto (gold medalist with highest distinction), a Chartered Professional Accountant, a Chartered Accountant, and a graduate from the University of Toronto’s Rotman School of Management Executive Leadership Program. She has completed the suite of leadership training programs at GE’s John F. Welch Leadership Development Center in Crotonville, New York and is Six Sigma Certified. Sandra has led the mentoring and senior women’s network programs of GE, Deloitte and Tricon and is committed to influencing and accelerating the professional development of others.