Gregory Tsonis

Holby is a trusted intellectual property advisor who helps clients create, develop and protect global patent and trademark portfolios with a business-focused approach. With over 20 years of experience in patent prosecution and trademark development, Holby ensures that client innovations are safeguarded and their brand is protected. Beyond securing patents, Holby partners with clients early in product development to assess protection needs, evaluate competitive risks, and guide resource alloca...

Matthew S. Brown is a lawyer recognized by Best Lawyers in the practice area of Corporate Law. Matthew S. practices law in Chicago, Illinois Best Lawyers has recognized Matthew S. Brown since 2021. 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 Matthew S. Brown is held by other lawyers.

Susan Daley is a partner with Perkins Coie and has more than 20 years of experience in the areas of executive compensation, securities and employee benefits. She is currently President of the Chicago Chapter of the National Association of Stock Plan Professionals, Chair of the Federal Securities Law Subcommittee of the Employee Benefits Committee of the American Bar Association Section of Taxation, and a member of the BNA Pension & Benefits Advisory Board. She is a former Chair of the Ill...

Kevin Van Wart is a partner Kirkland's Chicago office, where he concentrates in complex litigation, including mass tort claims, class action lawsuits, product liability and pharmaceutical claims, and high stakes commercial disputes. Kevin has served as lead trial and appellate counsel in a wide variety of cases throughout the country and teaches trial advocacy at the University of Chicago Law School. The National Law Journal featured Kevin's successful trial work in naming Kirkland to its 200...

Steve Feldman is the head of Hahn Loeser’s Intellectual Property Practice Area, the Partner-in-Charge of the firm’s Chicago office and a member of the firm’s Board of Directors. His practice encompasses complex intellectual property litigation, prosecution, licensing, and counseling involving patents, trade secrets, trademarks and unfair competition, copyrights, data privacy and security, and NIL (Name, Image, and Likeness) compliance, policies, and rights. Steve also regula...

Heather’s experience includes the representation of healthcare providers, including hospitals, health systems, specialty hospitals, ambulatory surgery centers, multi- and single-specialty medical practices, and a wide variety of healthcare entrepreneurs. During the past several years, Heather has devoted the majority of her time and effort to matters related to hospitals, health systems and group medical practices. With experience that is both broad and deep, Heather represents healthca...

Michael Anderson-Colon is a lawyer recognized by Best Lawyers in the practice area of Real Estate Law. Michael practices law in Chicago, Illinois Best Lawyers has recognized Michael Anderson-Colon since 2024. 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 Michael Anderson-Colon is held by other lawyers.

Ronald Dicerbo is a lawyer recognized by Best Lawyers in the practice area of Litigation - Intellectual Property. Ronald practices law in Chicago, Illinois Best Lawyers has recognized Ronald Dicerbo since 2024. 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 Ronald Dicerbo is held by other lawyers.

When advising creditors in bankruptcies and reorganizations, Peter Siddiqui knows that his job is to make the best of a bad situation. Banks, hedge funds and private equity investors, as well as borrowers, turn to him to find swift solutions that protect their interests with minimal distress. Because he understands his clients' business realities — whether they're in the automobile, real estate, financial services or hospitality and resort industries — he offers advice that's not ...

Cathy Miller focuses her practice on business litigation, representing both plaintiffs and defendants in federal and state courts and arbitrations. Her experience includes representing clients in Telephone and Consumer Protection Act (TCPA) and Fair Labor Standards Act (FLSA) class action matters, real estate litigation, and routinely litigating commercial breach of contract, tortious interference, and restrictive covenant disputes. A significant portion of her practice involves handling empl...