Katherine Kieckhafer

Keith S. Crow P.C. is a partner based in the Firm's Chicago office. He represents clients in a wide range of U.S. and cross-border corporate transactions, including mergers and acquisitions, securities offerings, joint ventures and spin-offs. In addition to transactional matters, he counsels public companies on corporate governance, public disclosure and other issues. He has significant experience with companies in distress situations and bankruptcy. Keith has been a Lecturer at The Universit...

Annemarie Tarara is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law Mediation. Annemarie, who practices law in Lake Forest, Illinois, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Annemarie is held by other top lawyers in the same geographic and legal practice area.

Kim Nemirow is a partner in the Government & Internal Investigations Group in the Chicago office of Kirkland & Ellis LLP. Kim has nearly 20 years of experience advising multi-national organizations advising clients on highly sensitive and complex matters, including U.S. DOJ and SEC investigations, internal investigations and compliance matters. She had led countless investigations for private equity, pharmaceutical, medical device, technology and other clients into potential violation...

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

Stephanie advises on complex tax issues, investment structures, acquisitions and sales of special assets, trust and probate administration and charitable giving. She serves as a fiduciary consultant on litigation matters for corporate fiduciaries and interfamily disputes. Stephanie also represents taxpayers on contested tax matters, including federal and state audits and administrative appeals. Stephanie’s clients include high net worth individuals, family offices and corporate fiduciar...

Patty advises employers, fund sponsors and investors on compliance with the legal rules that regulate benefit plans and funds in which benefit plans invest. Patty advises employers on the full spectrum of employee benefit matters, with a particular focus on the design, implementation and administration of broad-based pension and retirement plans, health and other welfare benefit plans, and executive compensation programs. She has extensive experience in assisting employers with unionized and ...

Peter H. Lieberman is Co-Chair of the Chicago Corporate & Securities Practice. He has more than 20 years of broad experience in mergers and acquisitions, public company, and hedge fund matters, private equity, start-up and venture capital, and related securities regulation issues. Peter brings to his work a diverse transactional background, including a decade-long involvement in hedge fund transactions and securities trading and hedging issues. He has been involved in scores of PIPE and r...

Nathaniel Carden is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation and Controversy - Tax. Nathaniel, who practices law in Chicago, Illinois, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Nathaniel is held by other top lawyers in the same geographic and legal practice area.

Recognized for his national reputation and success as a child advocate, Dov Apfel has investigated and litigated birth trauma and obstetrical malpractice claims involving children with cerebral palsy and other neurological and intellectual disabilities throughout the United States for over forty years. Those in the legal profession who have worked with Mr. Apfel consider him to be the premier “lawyer’s lawyer” in the area of birth trauma litigation. When families and lawyers...

Anne S. Becker is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits (ERISA) Law. Anne S., 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 Anne S. is held by other top lawyers in the same geographic and legal practice area.