David Nelson

Peter Sullivan practices in trial and litigation of complex professional liability and commercial litigation cases, including actions against accountants and attorneys, director and officer liability and coverage cases, consumer class action cases and breach of contract cases. Mr. Sullivan also focuses on lender liability suits, real estate litigation, UCC litigation, state and federal securities law claims, RICO claims, business tort litigation and common law fraud actions.

John Callahan advises clients on health sector mergers and acquisitions. Public companies, private equity firms, nonprofit health systems, academic institutions and governmental entities have trusted John to assist them in executing their most critical transactions. His unique focus on corporate and healthcare law drives an efficient and client-oriented approach to executing transactions. John is Head of International Health M&A for the Firm. Read full biography: https://www.mwe.com/peopl...

David S. Ruskin is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. David S., 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 S. is held by other top lawyers in the same geographic and legal practice area.

Steve is a partner in the firm’s Litigation Department, where he represents clients in complex civil litigation matters before state and federal courts throughout the country. He has considerable experience with commercial disputes, constitutional challenges, statutory interpretation issues, and defamation and invasion of privacy suits. He is skilled at representing municipalities in cases involving so-called “locally undesirable land uses” such as airports, music amphitheat...

Rich Ungaretti’s practice encompasses all aspects of commercial real estate. He represents owners, developers, lenders and investors in acquisitions, sales, leasing, work outs and development. His practice includes the formation of partnerships, joint ventures and limited liability companies. My focus Real Estate Transactions Today, many real estate deals are large and complex. My work involves managing the process, structuring the transaction and leading the negotiations. Recently, I m...

Sarah F. King is one of Chicago’s rising medical malpractice lawyers at the firm and one of the most hard-working, intelligent attorneys one can find. She works tirelessly to investigate and prepare complex medical malpractice cases to achieve justice for those who have been harmed by medical negligence. She works with dedication and tenacity to get to the bottom of what actually happened and what proper practices should have been used to prevent injuries related to medical care. It is ...

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.

As bond and underwriter's counsel, Lewis Greenbaum advises state and local governments, nonprofits and public-private partnerships on a range of general obligation and revenue bond financings. With a public finance practice spanning more than 40 years, Lew has been involved in hundreds of high-profile public projects and public-private partnerships. Lew also advises on public finance legislation. He is the co-author of the Local Government Debt Reform Act and the Municipal Bond Reform Act, tw...

Partner Nancy M. Spain, a founder of the firm, Spain, Spain & Varnet P.C., which joined Hahn Loeser & Parks LLP in 2022, focuses her career in general and probate-related law. She began her legal career in Cleveland, prior to relocating to Chicago in 1981 where she first worked in the trust department of the former Lake Shore Bank, prior to practicing law at Spain, Spain & Varnet P.C. Throughout her career, Nancy has been actively involved in drafting legislation and working with ...

Timothy R. Conway is a founding partner of Conway & Mrowiec. He is currently of counsel to Conway & Mrowiec Attorneys LLLP, a four-lawyer Chicago firm which represents all participants in the construction process: contractors, design/builders, engineers, construction managers, trade contractors, architects, owners and sureties. Mr. Conway is a veteran of numerous arbitrations, trials, and mediations. He has represented builders on a wide variety of construction projects, both public a...