Gregory Tsonis
About Gregory Tsonis
Gregory Tsonis is a lawyer based in Chicago, IL and has been recognized in Best Lawyers: Ones to Watch® in America since 2024. Gregory Tsonis is recognized in the following practice area:
- Chicago, Illinois
- Commercial Litigation
Current Firm: Duane Morris LLP
Education: University of Chicago, J.D., graduated 2015
Location: Chicago, IL
Nearby Lawyers
Nancy Rich provides practical guidance to clients confronting environmental legal issues, whether they arise in litigation, transactions or regulatory matters. A former environmental prosecutor with the Illinois Attorney General's Office, Nancy has a detailed understanding of environmental agencies and the laws they enforce. She regularly advises corporate, real estate and financial services clients. Nancy's experience as an environmental prosecutor gives her an insider's understanding of how...
Hariklia (Carrie) Karis is a Kirkland trial lawyer who has extensive lead trial experience in jury and bench trials and arbitration involving personal injury in a broad range of high profile personal injury, product liability and other commercial cases throughout the country. Hariklia was recently recognized by various legal publications as a first class trial lawyer in mass tort and commercial litigation. She was awarded Law360 MVP for Trials in 2022. The American Lawyer named Hariklia &ldqu...
Brian C. Rupp is a top attorney recognized by Best Lawyers in the practice area(s) of Patent Law. Brian C., who practices law in Chicago, Illinois, has been recognized since 2010. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Brian C. is held by other top lawyers in the same geographic and legal practice area.
Kate Scallan maintains an international trusts and estates practice, representing clients across the globe in high net worth estate and gift tax planning matters. Kate provides sophisticated tax advice to some of the most successful hedge fund and private equity fund principals in the world. She advises with regard to closely held business planning and tax structuring, bringing her personal touch and attention to each client’s unique situation. Kate’s practice encompasses wills, t...
Daniel N. Zucker focuses his practice on federal and state tax matters, with particular emphasis on structuring mergers and acquisitions, tax-free reorganizations, tax-free spin-offs and split-offs, and restructurings of financially troubled companies. He also advises closely held businesses on tax planning issues with a special focus on Subchapter S corporations. Daniel is co-chair of the Tax Department’s Acquisitions & Restructurings Group. Read full biography: https://www.mwe.com...
Dan Boho has a national trial and mediation practice with verdicts in Illinois, California, New York, New Jersey and Pennsylvania and appearances as pro hac vice counsel in 18 states. Mr. Boho, State Chair of the prestigious American College of Trial Lawyers and Fellow of the International Academy of Trial Lawyers (600 top trial lawyers from the US and 30 other countries), handles high-profile, media-intensive matters. He served as General Counsel of the 22,000 member Chicago Bar Association,...
Peter A. Clark is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law. Peter A., who practices law in Chicago, Illinois, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Peter A. is held by other top lawyers in the same geographic and legal practice area.
Nick Kahlon’s approach to litigation is straightforward: out-think and out-prepare the other side. His ease in court is grounded in the knowledge that he has thought through and planned for every detail, and his ease with clients comes from a deep understanding of their business needs. Nick’s practice focuses on complex commercial litigation, including noncompetes, class actions, patent cases, and other significant business disputes. He has represented some of the largest companie...
Mercedes Badia-Tavas provides legal and business guidance to clients on a broad range of immigration law cases, with focus on Fortune 500 and small companies alike. Mercedes supports her firm’s offices and clients across various states on immigration employment transfers and up-to-date compliance. As an immigrant herself, Mercedes finds particular fulfillment in helping companies and individuals immigrate to the United States and participate in the American dream through startups and bu...
Monica H. Khetarpal is a principal in the Chicago, Illinois, office of Jackson Lewis P.C. and co-leader of the firm’s Environmental, Social and Governance (ESG) resource group and Higher Education Industry Group. She is an experienced litigator and advisor, providing skilled advocacy and thoughtful advice, training, and strategic planning for her clients. Her litigation experience includes employment, civil rights, and education-related cases, including those involving allegations of di...
Explore and Learn
2026 Best Lawyers Awards: Recognizing Legal Talent Across the United States
by Jamilla Tabbara
The 2026 editions highlight the top 5% of U.S. attorneys, showcase emerging practice areas and reveal trends shaping the nation’s legal profession.
Gun Rights for Convicted Felons? The DOJ Says It's Time.
by Bryan Driscoll
It's more than an administrative reopening of a long-dormant issue; it's a test of how the law reconciles the right to bear arms with protecting the public.
2026 Best Lawyers Awards in Canada: Marking 20 Years of Excellence
by Jamilla Tabbara
Honoring Canada’s most respected lawyers and spotlighting the next generation shaping the future of law.
How to Sue for Defamation: Costs, Process and What to Expect
by Bryan Driscoll
Learn the legal standards, costs and steps involved when you sue for defamation, including the difference between libel and slander.
Best Lawyers 2026: Discover the Honorees in Brazil, Mexico, Portugal, South Africa and Spain
by Jamilla Tabbara
A growing international network of recognized legal professionals.
Build Your Legal Practice with Effective Online Networking
by Jamilla Tabbara
How thoughtful online networking supports sustained legal practice growth.
Reddit’s Lawsuit Could Change How Much AI Knows About You
by Justin Smulison
Big AI is battling for its future—your data’s at stake.
How to Choose a Good Lawyer: Tips, Traits and Questions to Ask
by Laurie Villanueva
A Practical Guide for Your First-Time Hiring a Lawyer
Common-Law Marriage in Indiana: Are You Legally Protected?
by Laurie Villanueva
Understanding cohabitation rights and common-law marriage recognition in Indiana.