Mark Brown

Michael Hartmann is active in all phases of intellectual property law with an emphasis in intellectual property litigation and technology protection and transfer in the United States and internationally. He has acted as lead trial counsel in jury and bench trials, International Trade Commission investigations, and related pre-trial and appellate proceedings in diverse technical fields. These include software, telecommunications, machine vision and semiconductor manufacturing, oil field drilli...

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

Patrick P. Devine is a top attorney recognized by Best Lawyers in the practice area(s) of Professional Malpractice Law - Defendants. Patrick P., who practices law in Schererville, Indiana, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Patrick P. is held by other top lawyers in the same geographic and legal practice area.

Daniel G. M. Marre is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Daniel G. M., who practices law in Chicago, Illinois, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Daniel G. M. is held by other top lawyers in the same geographic and legal practice area.

Dan McGuire concentrates his practice in the insolvency, bankruptcy, and business reorganization fields. He represents debtors, creditors' committees, private equity funds, banks, and other financial institutions and investors in all aspects of insolvency work, including Chapter 11 cases, out-of-court restructurings, debtor-in-possession (DIP) financing, structuring transactions involving insolvency issues, cross-border insolvencies, and the acquisition and divestiture of assets of bankrupt o...

Jill B. Berkeley formerly chaired the firm’s Insurance Policyholder practice group and remains an active member of the group. She represents policyholders and claimants in insurance coverage disputes involving toxic torts and hazardous wastes, environmental pollution, construction, products liability, intellectual property, first-party property, business interruption and excess liability matters. In addition to her robust litigation practice, Jill provides counsel on clients’ deve...

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

Matt Regan is a partner in Kirkland's Chicago office. He has broad experience representing plaintiffs and defendants in a variety of commercial litigation matters in both state and federal courts. Matt's cases have involved claims in the areas of antitrust and trade regulation, accountant/auditor malpractice, class actions, products liability, software consulting, fraud and breach of contract, and other complex commercial disputes. The Legal 500 U.S. recognized Matt for his work in Energy Lit...

Gregg Dorman is a partner in Nixon Peabody’s Real Estate group and has more than 35 years of experience representing sellers, purchasers, landlords, tenants, owners, investors, and developers on real estate transactions across industries and asset types, including retail, office, industrial, mixed-used, healthcare, entertainment, and sports venue projects. My focus I represent clients on all aspects of complex commercial real estate transactions, including the acquisition, disposition, ...

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