John E. Rooney

Dean E. Parker is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Dean E., who practices law in Chicago, Illinois, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Dean E. is held by other top lawyers in the same geographic and legal practice area.

Peter J. Flowers believes a hands-on approach is the only way to handle delicate cases involving serious injury and death. A partner in the firm of Meyers & Flowers, Pete has represented countless families whose lives have been tragically changed because of medical malpractice, catastrophic injuries from workplace injuries and automobile accidents, and from defective products. He has also represented the victims and families of victims of nursing home abuse and of sexual abuse. His attent...

Tom represents clients in patent and trademark prosecution, intellectual property litigation, and post-grant patent challenges before the Patent Trial and Appeal Board (PTAB). Tom has a broad base of experience in various technological and business areas, particularly in pharmaceutical, biotechnology, chemical and medical device inventions. He drafts invalidity opinions, investigates freedom to operate, counsels on strategic portfolio management, and conducts due diligence investigations prio...

Ben Whiting is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Plaintiffs. Ben, who practices law in Chicago, Illinois, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ben is held by other top lawyers in the same geographic and legal practice area.

Scott Alsterda concentrates his practice on counseling and litigation in pursuit of his clients’ business interests and opportunities in financially troubled situations. He also serves as a Chapter 7 trustee in commercial and consumer bankruptcy cases. What do you focus on? I focus my practice on a variety of issues including enforcement of contract rights, pursuit of claims and remedies against third parties, defense of claims against my clients and the pursuit of business interests an...

Mr. Leavitt is a Founding Partner with Grund & Leavitt. He has litigated a number of high profile trials and appeals in both federal and state courts.Before becoming a partner in the firm, he served as a judge in the Circuit Court of Cook County, Illinois and as a justice on the Illinois Appellate Court. This followed 20 years in a successful private practice. The Chicago Bar Association remarked when evaluating him that "he enjoys impeccable credentials" and the Chicago Council of Lawyer...

Kathleen Meyer is a top attorney recognized by Best Lawyers in the practice area(s) of Patent Law. Kathleen, 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 Kathleen is held by other top lawyers in the same geographic and legal practice area.

Gabriel Aizenberg is a commercial litigator representing corporate and individual plaintiffs and defendants in complex proceedings in federal, bankruptcy and state courts and arbitration forums. He focuses his practice on litigation areas such as fraud, contractual disputes, business torts, breach of fiduciary duty, claims of violations of non-competition and non-solicitation agreements, trade secret misappropriation, and government contracts. Gabriel has experience in post-judgment proceedin...

Stephen Reynolds (CIPP/US, CISSP) advises some of the largest companies in the world on complex data security and privacy matters. A former computer programmer and IT analyst, Stephen is uniquely able to use his computer background to the advantage of his clients in matters involving data security, privacy, artificial intelligence and computer forensic investigations. He assists with responding to cybersecurity incidents, such as ransomware attacks, fund transfer fraud, data breaches and busi...

As Global Head of McDermott’s Trademark Prosecution and Controversy Practice, Christina (Tina) L. Martini focuses her practice on domestic and international trademark and copyright law, as well as domain name, Internet, social media, advertising, unfair competition and entertainment law. Tina has extensive experience in counseling, prosecution, enforcement, due diligence and licensing matters. She successfully assists clients in protecting their intellectual property rights through liti...