Thor W. Ketzback

Deborah A. Laughton is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property. Deborah A., who practices law in Chicago, Illinois, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Deborah A. is held by other top lawyers in the same geographic and legal practice area.

Lawrence Levin primarily represents public companies, private companies and investment banks on a wide range of regulatory, transactional and general corporate matters. He is the co-head of Katten's Corporate Securities practice in Chicago. Larry primarily advises publicly traded issuers on day-to-day federal securities law disclosure and compliance matters and board corporate governance. He also represents issuers and underwriters in offerings of equity, debt, Rule 144A high-yield offerings ...

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.

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...

Jennifer L. Colvin is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Litigation - Labor and Employment. Jennifer L., 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 Jennifer L. is held by other top lawyers in the same geographic and legal practice area.

Mark E. Schmidtke represents clients in ERISA and Non-ERISA employee benefits matters in state and federal courts throughout the United States for nearly 30 years. He has been lead or co-lead counsel in ERISA litigation matters pending in the courts of 49 states. He has argued appeals in the United States Courts of Appeals for the Second, Third, Fourth, Fifth, Sixth, Seventh, Eighth, Ninth, Tenth, and Eleventh Circuits, as well as the Massachusetts Supreme Judicial Court, the Minnesota Suprem...

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...

Mercedes Badia-Tavas provides legal and business guidance to clients on a broad range of immigration law cases, with focus on Fortune 500 and small companies alike. Mercedes supports her firm’s offices and clients across various states on immigration employment transfers and up-to-date compliance. As an immigrant herself, Mercedes finds particular fulfillment in helping companies and individuals immigrate to the United States and participate in the American dream through startups and bu...

Howard P. Zweig is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Howard P., who practices law in Chicago, Illinois, has been recognized since 2010. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Howard P. is held by other top lawyers in the same geographic and legal practice area.

David P. Radelet is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management, Labor Law - Management and Litigation - Labor and Employment. David P., who practices law in Chicago, Illinois, has been recognized since 2009. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David P. is held by other top lawyers in the same geographic and legal practice area.