Meet Our Leadership Team

One global team with one overarching goal: remove the barriers around tax compliance to drive business forward.

Unique in the tax technology industry, Vertex's Chief Tax Office (CTO) provides insight regarding the impact of tax regulations, policy, enforcement and emerging technology trends on global tax department operations. The Vertex CTO group consists of former tax executives from various Fortune 500 multinationals, who bring their in-house tax and industry expertise to Vertex's solution development, services and customer interactions. The CTO group understands the data management challenges for both transaction and income taxes as they relate to the functions of compliance, financial reporting, as well as planning and audit controversy.

Michael Bernard

Michael J. Bernard

Chief Tax Officer – Transaction Tax

Michael Bernard is Chief Tax Officer-Transaction Tax for Vertex. In his role he provides insight and thought leadership around tax department operations, U.S. indirect tax, tax risk management, and tax policy, as well as emerging tax trends.

He is an executive level tax attorney with a diverse portfolio of experience in corporate tax, administration and finance, including a substantive knowledge of U.S. and international tax laws. Prior to joining Vertex, Michael was in various tax leadership roles at Microsoft Corporation for 28 years, the most recent being Senior Director – Tax Counsel. Michael led teams in the following functional areas: direct and indirect tax controversy, sales and use, business license, property, tax IT, SOX and telecommunications. He also co-led a corporate taxpayer advocacy group with the Washington Department of Revenue and was a Director on the Board of the Washington Research Council. Michael has also testified before administrative and law makers at both the federal and state level.

Michael earned both a J.D. and a Bachelor of Science in Business Administration from Creighton University. He is a part-time lecturer of Law in the LLM program at the University of Washington School of Law. Michael also served on the board of directors, executive committee and chaired committees for The Tax Executives Institute (TEI) for nearly 25 years.

Nancy Manzano Headshot

Nancy Manzano

Director in the Chief Tax Office

Nancy Manzano is a Director in the Chief Tax Office at Vertex, responsible for insight and thought leadership regarding in-house corporate tax department operations, spanning income, global and transaction tax.

Nancy’s areas of expertise include federal, state and local corporate income taxation and accounting for income taxes and her particular focus has been on tax for the financial services industry. Prior to joining Vertex, Nancy was a Tax Director at 21st Century/Farmers Insurance and MBNA America Bank. She was also a Supervising Tax Analyst at in the Philadelphia office of KPMG.

Nancy is a licensed CPA, has a B.S. in Business Administration from Drexel University and a M.S. in Taxation from Widener University.

George L. Salis

George L. Salis

Principal Economist and Tax Policy Advisor

George L. Salis is Principal Economist and Tax Policy Advisor and is also an economist, lawyer and tax professional with 23+ years of experience in international taxation and trade compliance, tax planning and controversy, fiscal regulation and tax economics consulting. George holds a BSc in economics and political science, an LLB, an M.A. in legal and ethical studies and an LLM in international tax law. He also holds a PhD in international law and economic policy and is a certified business economist.

South Dakota v. Wayfair, Inc. Knowledge Center

Members of our Chief Tax Office have shared their insights and addressed frequently asked questions through blog posts, webcasts, podcasts, and panel discussions.

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Vertex Named A Top Workplace

For the fifth year in a row, named Vertex a Top Workplace based on employee surveys over a variety of categories.

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