Benjamin A. Rosemergy

Sanford E. Perl (Sandy) concentrates on the corporate, securities and tax aspects of complex business transactions, including leveraged buy-outs of public and private companies; strategic mergers, acquisitions, investments and joint ventures; venture capital and growth equity investments; divestitures; initial public offerings; private equity fund formations; executive compensation; and debt and equity restructurings and workouts. He manages transactions in a wide variety of industries, inclu...

With nearly 30 years of experience working with clients that include household brands and, in particular, mid-market businesses, John is able to remain calm and focused when encountering challenging environments. He helps clients to reduce stress in service of negotiating their desired resolution. Because copyright and trademark litigation is frequently used as a competitive tool, John works to ensure efficiency and preserve client resources throughout the litigation process, including elimin...

Christopher V. Carani is a Shareholder at McAndrews and has been at the firm since 1995. He practices in all areas of intellectual property law with a particular emphasis on design law. Chris has extensive experience litigating design patent cases, including representations before U.S. district courts, the Federal Circuit, the U.S. Supreme Court and the International Trade Commission. In 2019, Chris was named to the IAM Strategy 300: The World’s Leading IP Strategists list, with IAM mag...

Kathleen Meyer is a lawyer recognized by Best Lawyers in the practice area of Patent Law. Kathleen practices law in Chicago, Illinois Best Lawyers has recognized Kathleen Meyer since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Kathleen Meyer is held by other lawyers.

James M. Witz is a lawyer recognized by Best Lawyers in the practice area of Employment Law - Management. James M. practices law in Chicago, Illinois Best Lawyers has recognized James M. Witz since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which James M. Witz is held by other lawyers.

Roshan P. Shrestha Ph.D. is a lawyer recognized by Best Lawyers in the practice area of Litigation - Intellectual Property. Roshan P. practices law in Chicago, Illinois Best Lawyers has recognized Roshan P. Shrestha Ph.D. since 2026. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Roshan P. Shrestha Ph.D. is held by other lawyers.

Nicole K. Mann focuses her practice on all aspects of tax and estate planning, estate and trust administration and family business planning. She also has considerable experience in estate, trust and tax litigation involving disputes between and among family members, fiduciaries and beneficiaries. Nicole is a co-chair of the Firm’s Trust & Estate Controversy group. Read full biography: https://www.mwe.com/people/mann-nicole-k/

Corey E. Light is a lawyer recognized by Best Lawyers in the practice area of Real Estate Law. Corey E. practices law in Chicago, Illinois Best Lawyers has recognized Corey E. Light since 2016. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Corey E. Light is held by other lawyers.

Tom is an intellectual property attorney who regularly counsels clients on patent and trademark prosecution, IP litigation, and post-grant patent challenges before the Patent Trial and Appeal Board (PTAB). His practice reflects a balance of strategic portfolio development and dispute-driven risk assessment, uniquely blending transactional work with intellectual property litigation. This integrated approach enables him to advise clients with a practical, end‑to‑end perspective on how patents a...

A skilled negotiator and litigator, partner Michael F. Koenigsberger focuses his practice on family law- related matters. Recognized as one of Chicago’s leading lawyers in family law, he has represented hundreds of clients in complex custody and financial issues, prenuptial agreements, paternity cases and domestic relations. Particularly adept at dealing with high-asset, complex cases, Michael takes pride in working with clients through all phases of the issues they face, from litigatin...