Margaret (Peggy) Nowak, EA, MBA, MST

Director, Chicago, Elgin


Peggy is a Director in the Firm’s Tax Department and has been in public accounting for over 20 years. She has extensive Big 4 expertise in U.S. international tax planning and compliance for both inbound and outbound operations of multinational companies; and providing support to companies in managing their global workforce challenges. Her specific experience includes:

  • International Inbound & Outbound Tax Compliance
  • Global Intangible Low Tax Income (GILTI)
  • Sub-part F Analysis
  • Foreign Tax Credit Analysis
  • IRS Audit Representation
  • ASC 740
  • Treaty Analysis
  • Restructuring
  • Fin 48
  • Inbound Investments & Transactions
  • Repatriation Planning
  • IC DISC Incentives
  • Global Mobility

Peggy has strong leadership experience and has managed large multi-national engagements, where her responsibilities included managing large teams of tax practitioners, reviewing complex returns and providing consulting assistance.  Additionally, she manages a diversified client base focusing on clients in the manufacturing and distribution, real estate, technology, and service industries.

Peggy is a regular speaker on international and technical tax issues and has spoken at the US Chamber of Commerce in Stockholm Sweden, Thomson Reuters OneSource User Conferences, and at multiple round-tables and industry forums.

She is a leading member of the Firm’s International Business Group and is conversant in French and Spanish.

Education & certifications

  • MST DePaul University Graduate School of Business, Chicago, IL
  • MBA, Finance emphasis, DePaul University Graduate School of Business, Chicago, IL
  • BA, International Business and French, minor in Spanish, St. Norbert College, DePere WI
  •  Internal Revenue Service Enrolled Agent
  • Internal Revenue Service Certified Acceptance Agent

Professional & Civic Organizations

  • Chicago Tax Club
  • Alliance Francaise