Mark L. Stolzenburg

Amy Van Gelder is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Amy, who practices law in Chicago, Illinois, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Amy is held by other top lawyers in the same geographic and legal practice area.

Ryan Schultz is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law. Ryan, who practices law in Chicago, Illinois, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ryan is held by other top lawyers in the same geographic and legal practice area.

Brian Richards is Chair of the Firm’s Global Private Equity Practice and is a partner in the Private Equity and M&A practices at Paul Hastings. Brian has 30 years of experience leading complex domestic and international transactions, including leveraged buyouts, mergers and acquisitions, and growth equity investments in a wide variety of industries, including healthcare, manufacturing, technology, distribution, and services. The volume and breadth of Brian’s experience is rela...

Sarah Raisch is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. Sarah, 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 Sarah is held by other top lawyers in the same geographic and legal practice area.

Marcelo Halpern is a partner with the firm's Business practice and a member of the Technology Transactions & Privacy group. Marcelo's practice focuses on transactional, strategic and corporate representation of global "FORTUNE 100" companies, start-up and emerging growth companies, as well as U.S.-based and international governments and non-profits. His experience includes structuring and negotiating technology and intellectual property-oriented strategic alliances and joint ventures; sof...

Edward G. Willer is a Chicago personal injury lawyer and represents individuals and their families in serious personal injury and wrongful death cases in the areas of construction negligence, product liability, premises liability, and vehicular negligence. As a Partner at the Chicago law firm of Corboy & Demetrio, Mr. Willer has obtained numerous multi-million settlements and verdicts. His many accomplishments include a $7.5 million settlement he obtained in a federal court case for the f...

William J. Dorsey is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Bankruptcy and Real Estate Law. William J., 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 William J. is held by other top lawyers in the same geographic and legal practice area.

Kenneth A. Wexler is a Chicago-based trial attorney with more than 35 years of experience representing individuals, businesses, shareholders, and consumers in complex litigation matters. As a partner at Wexler Boley & Elgersma LLP , he focuses his practice on class action litigation, commercial litigation , and Antitrust Law , handling disputes involving allegations of fraud, unfair business practices, deceptive conduct, and unlawful restraints on competition. Throughout his career, Mr. W...

Chris P. Kallos is a top attorney recognized by Best Lawyers in the practice area(s) of Private Funds / Hedge Funds Law. Chris P., 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 Chris P. is held by other top lawyers in the same geographic and legal practice area.

Described as "an absolutely first-class lawyer" with "tremendous expertise in fund formation and joint ventures" by industry publications such as The Legal 500 US, Alvin Katz has been helping real estate investors and developers close their most important deals for more than 40 years. Alvin is consistently ranked in the top tier of Chicago real estate lawyers by Chambers USA: America's Leading Lawyers for Business, which quotes clients praising his "exceptional intelligence" and describe him ...