Sarah Kerr Severson

Ivan M. Poullaos is a top attorney recognized by Best Lawyers in the practice area(s) of Biotechnology and Life Sciences Practice. Ivan M., 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 Ivan M. 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...

Robert Surrette is a Shareholder and serves as President of McAndrews. He focuses his practice on the resolution of intellectual property and technology-related disputes with an emphasis on patent, trademark, trade secret and trade dress litigation. For the last 15 years, Bob has counseled a leading global medical device manufacturer on numerous litigation and transactional matters. Bob, building on his experience as a federal district court law clerk, has extensive experience in preparing an...

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.

Michael Bonamarte IV is a skilled and passionate attorney who has achieved outstanding results in a number of high-profile nursing home, wrongful death, medical malpractice and personal injury cases. His commitment to his clients is rooted in a family legacy of love of the law and meaningful service to those in need, with a special respect and admiration for the elders that our society so often fails to honor. Professional Accolades & Leadership Roles Mike is a member of the Chicago Bar A...

An accomplished trial lawyer, Tery Gonsalves draws on his prior roles as a police detective and deputy general counsel to provide strategic guidance to clients facing investigations and complex litigation matters, including regulatory and compliance counseling. As chair of the Education Team, he regularly counsels public and private institutions through the issues they face in a highly regulated landscape. Tery is a seasoned trial lawyer who has tried more than 20 cases to verdict. He represe...

Christopher Wilson, a partner in the firm's Litigation practice and managing partner of the Chicago office, represents clients in a variety of complex commercial litigation matters. He has represented a number of Fortune 500 companies in high stakes cases, including The Boeing Company in connection with shareholder derivative actions involving the Dreamliner 787, Microsoft Corporation in trade secrets and piracy matters, Amazon.com in qui tam actions arising under the Illinois Whistleblower A...

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...

Kevin M. O'Hagan is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Insurance. Kevin M., who practices law in Chicago, Illinois, has been recognized since 2008. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kevin M. is held by other top lawyers in the same geographic and legal practice area.

Sanford E. Perl (Sandy) concentrates on the corporate, securities and tax aspects of complex business transactions, including leveraged buy-outs of public and private companies; strategic mergers, acquisitions, investments and joint ventures; venture capital and growth equity investments; divestitures; initial public offerings; private equity fund formations; executive compensation; and debt and equity restructurings and workouts. He manages transactions in a wide variety of industries, inclu...