Photo, Helen Mantel

Helen Mantel

Baker & McKenzie LLP


Helen Mantel advises clients on complex cross-border transactions and counsels companies across a variety of industries on the management of their global operations. Prior to joining the Chicago office, Helen worked in the Firm’s London and Moscow offices. Helen is Chambers ranked.

Helen is a member of the Firm's Transactional Steering Committee, M&A Steering Committee and Global Reorganizations Steering Committee. She is a member of the North American Inclusion & Diversity Committee and Co-Chair of the Chicago Office Inclusion & Diversity Committee.

Practice Focus

Helen advises on complex multijurisdictional mergers and acquisitions, spin offs, carve outs and joint ventures. She leads post-acquisition integrations, corporate reorganizations, legal entity rationalizations and other complex projects in collaboration with tax teams. She counsels companies on the structuring and implementation of their overseas expansion and the ongoing management of their global operations, including supply chain considerations.

Representative Legal Matters

  • Medical devices company (USD 25 billion, 30-country acquisition)
  • Medical devices company (USD 1.1 billion, 45-country spin off)
  • Commercial products manufacturer (USD 5 billion, 30-country divestiture)
  • Industrial manufacturer (USD 1.5 billion, 15-country divestiture)
  • Medical devices company (40-country post-acquisition integration)
  • Pharmaceutical company (USD 80 million, 15-country acquisition)
  • Consulting and information services company (30-country post-acquisition integration)
  • Media and information products company (USD 65 million, 90-country acquisition)
  • Food and beverage company (USD 5 billion, 40-country acquisition)

Professional Associations and Memberships

  • Chicago Council on Foreign Relations
  • American Bar Association
  • Board Member, Naperville Area Humane Society


  • Illinois~United States (2000)


  • University of Chicago Law School (J.D.) (1999)
  • Queen's University, Kingston, Ontario, Canada (B.A., Honors) (1995)


  • English

Previous Offices

  • London
  • Moscow