Our Company

Chief Tax Office

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.

Nancy Manzano

Chief Tax Officer

Nancy Manzano is a Director in the Chief Tax Office at Vertex, Inc. She has 25 years of experience and provides insight regarding in-house corporate tax department operations and works on the development of the company’s income tax solutions under Vertex Enterprise.  

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’s areas of expertise includes federal, state and local corporate income taxation and accounting for income taxes.  Her particular focus has been on tax for the financial services industry.

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

Bernadette Pinamont

Chief Tax Officer

Bernadette Pinamont is the Chief Tax Officer – Income Tax in the Chief Tax Office at Vertex, Inc. She provides insight regarding in-house corporate tax department operations and works on the development of the company’s income tax solutions under Vertex Enterprise.

Prior to joining Vertex, Bernadette was Vice President Tax for Endo Pharmaceuticals Inc.  Bernadette's 30 year tax career also includes the corporate tax departments of AstraZeneca, DuPont, Syngenta, Tyco Toys and, initially, EY.  
Bernadette's areas of expertise are domestic and international income tax, as well as transfer pricing for the pharmaceutical and manufacturing industries.

Bernadette is a graduate of Seton Hall University, from which she earned both a B.S. in Accounting, Summa Cum Laude, and her Juris Doctor.  She is a licensed attorney and a CPA.

Peggi Rockefeller

Chief Tax Officer

Peggi Rockefeller is the Chief Tax Officer-Transaction Tax for Vertex, Inc. In her role she provides insight and thought leadership around tax department operations, U.S. indirect tax regulations and policies and emerging tax trends. Peggi has over 25-years experience in sales and use, Canadian VAT, property, motor fuel and other indirect taxes.

Prior to joining Vertex, Peggi was the Director of Indirect Tax for fortune 500 global conglomerate, ABB, Inc. Her experience spans across many industries including power, manufacturing, construction, leasing, software and services. Her specialties include streamlining tax department operations, audit management, contract research and M&A.

Peggi has a B.S. in Accounting and Computer Science from The College of New Jersey and is a graduate of the IMD Finance and Business Control program. She speaks at various tax industry events including COST, IPT and Telestrategies and is the founder of the Philadelphia Women's Tax Network.

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