Gregory Leighton

Thomas J. Wimbiscus, a shareholder with McAndrews, has more than thirty years of experience and practices in all areas of intellectual property litigation, with a special emphasis on patent and trademark litigation. He has appeared in over 100 litigations and over 100 inter partes reviews (IPRs). He was named one of the 10 most active IPR practitioners in the U.S. for patent owners. (Patexia 2018.) Tom was named as one of the world’s leading patent professionals by IAM Patent 1000 in 20...

Stephanie advises on complex tax issues, investment structures, acquisitions and sales of special assets, trust and probate administration and charitable giving. She serves as a fiduciary consultant on litigation matters for corporate fiduciaries and interfamily disputes. Stephanie also represents taxpayers on contested tax matters, including federal and state audits and administrative appeals. Stephanie’s clients include high net worth individuals, family offices and corporate fiduciar...

Over the past 25 years, Brian Heidelberger has represented a multitude of the nation’s most revered brands and agencies in the marketing of their products and services. Recognized as Chicago “Lawyer of the Year” in Advertising Law by Best Lawyers and cited by Chambers USA as a “practical solutions-oriented lawyer” and an “expert in the field of advertising,” Brian is sought after by clients for his cutting-edge legal and industry knowledge, responsive...

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,...

Susan E. Brice is a bold litigator, advocate, and advisor with 30 years of experience specializing in environmental law, toxic tort, and product liability defense work. After departing Big Law, where she served in leadership roles, she joined Nijman Franzetti LLP, an all-women owned business savvy boutique in 2020. Over the years, she has worked on significant matters involving at least nineteen states and the Virgin Islands. She has experience in all major aspects of environmental law, takin...

Karen V. Paige has over 20 years of experience in litigation and mediation, practicing in Lake and Cook Counties, as well as over a decade in Los Angeles during the first part of her career. In addition to significant experience handling a wide range of financial and parenting matters, Ms. Paige has years of experience as a guardian ad litem in Lake County. Recently named to the Best Lawyers in America, Ms. Paige brings her collective experience to each case, tailoring that experience to the ...

Neil T. Kawashima has a diverse practice, representing wealthy individuals and families on matters related to estate and gift planning, business succession and governance, and estate and trust administration. Neil’s clients include owners of privately-held businesses, beneficiaries of long-term trusts, fiduciaries and entrepreneurs. Neil has advised his clients regarding traditional and novel uses of trusts, wealth transfer strategies, business control mechanisms such as voting trusts a...

Household names in the technology and entertainment sectors and famous brands in all areas of consumer products and services rely on Kristin as an advocate and trusted advisor on IP, general advertising and competition issues. She has counseled multinational clients in multiple high-profile disputes involving novel ecommerce issues. She also gives strategic advice to clients on exploiting their copyrights and trademarks over social media, and on how to best protect their IP rights in software...

Jason A. Feld is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Jason A., who practices law in Chicago, Illinois, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jason A. is held by other top lawyers in the same geographic and legal practice area.

Michael R. Friedberg is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law and Trusts and Estates. Michael R., who practices law in Lake Forest, Illinois, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael R. is held by other top lawyers in the same geographic and legal practice area.