Ronald Lepinskas

Bill Arnault is a litigation partner in the Firm’s Chicago office. He focuses his practice in the restructuring context. He also has extensive experience litigating complex commercial cases in federal and state trial and appellate courts throughout the United States, including contract, energy, fiduciary duty, fraudulent transfer, bankruptcy, and employment cases. He has chaired or co-led multiple trials and hearings, including disputes involving Parker Drilling Company, Emerald Oil, In...

Matthew J. Petersen is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. Matthew J., 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 Matthew J. is held by other top lawyers in the same geographic and legal practice area.

David A. Golin is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law. David 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 David A. is held by other top lawyers in the same geographic and legal practice area.

Chair of the firm’s Environmental Department, Erika Powers’ practice is totally focused on nationwide water quality issues. Her ability to understand the most complex details of a matter without losing sight of the macro agenda and big-picture client objectives is critical when analyzing the intersection of science and law surrounding water quality regulation. Notably, Erika provides veteran legal counsel regarding regulatory matters involving state and federal environmental agenc...

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

Steve Patton is of counsel to the Litigation group in the Chicago office of Kirkland & Ellis LLP. Steve has extensive experience trying cases and arguing appeals in federal and state courts throughout the country in a wide variety of commercial disputes. He has also served as an advisor to senior management in a number of “bet the company” exposures and negotiated several multibillion settlements in complex disputes. Steve is a Fellow of the American College of Trial Lawyers a...

As a seasoned litigator with the added benefit of in-house experience, Maile takes pride in her in-depth understanding of her clients and their businesses so she can anticipate their needs, their pain points, and the internal and external pressures they face. With nearly 30 years of experience litigating and counseling clients in all types of commercial litigation, Maile is meticulous, responsive, tough, and strategic. Since joining Barack Ferrazzano, Maile has represented clients in commerci...

Bill Welke focuses his practice on the tax aspects of complex business transactions and entities, including: mergers, acquisitions, and leveraged buyouts; venture capital and other private equity investments; formation of private equity funds; joint ventures and partnerships; workouts and restructurings; tax contests and controversies. Described as having “encyclopedic knowledge of tax structuring strategies” and “adept at cross-border international tax planning in the conte...

David Polster is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. David, who practices law in Chicago, Illinois, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David is held by other top lawyers in the same geographic and legal practice area.

As a real estate attorney with more than 40 years of experience, Suzanne is deal-driven, meticulous, practical, straight-forward, and a fierce advocate for her clients. She understands her clients’ businesses and proactively anticipates their needs as her clients evolve. As co-chair of Barack Ferrazzano’s Real Estate Group, Suzanne concentrates her practice on commercial real estate and related corporate, securities, and business planning matters. Suzanne has significant experienc...