Brian J. McManus, Sr.

John J. Perconti is a highly-acclaimed Illinois medical malpractice attorney and co-founder of Levin & Perconti. For over 25 years, he has devoted his practice to advocating for people and families in personal injury and wrongful death cases. In 1992, he merged his practice with Steven Levin, and now the firm employs twenty elderly abuse lawyers in Chicago and has obtained over $520 million in verdicts and settlements for clients. John has an excellent record of success representing clien...

Tonya is chair of the Litigation & Disputes practice group. She represents clients in complex civil litigation, products liability, insurance coverage and hospital property tax exemption matters. Her practice includes defense of state and federal products liability matters and representation of policyholders in insurance coverage matters, as well as the defense and prosecution of complex commercial litigation. She also counsels clients on complex risk management and insurance issues acros...

Known for her diplomacy and practical problem-solving, Jessica Lingertat approaches each transaction with a steady, collaborative hand. Her clients—including large-scale developers entering competitive markets and construction lenders funding varied projects—value her ability to balance risk and reward, structure creative solutions, and help deals cross the finish line with minimal friction. Jessica steers financings and other transactions related to the construction, development ...

Sean G. Wieber is a top attorney recognized by Best Lawyers in the practice area(s) of Consumer Protection Law. Sean G., 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 Sean G. is held by other top lawyers in the same geographic and legal practice area.

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...

Jeffrey Morof has spent his career defending aerospace clients in product liability and commercial litigation matters in federal and state courts throughout the United States and abroad, handling matters in such countries as Spain, Italy, the United Kingdom, Greece, and Japan. He was a member of the trial team that defended the aerospace manufacturer in a 19-month jury trial in Detroit, Michigan arising out of the Northwest Airlines Flight 255 MD-80 accident. He has also litigated lawsuits ar...

Brian L. Shaw is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law and Litigation - Bankruptcy. Brian L., who practices law in Chicago, Illinois, has been recognized since 2012. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Brian L. is held by other top lawyers in the same geographic and legal practice area.

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

Representation and counseling of substantial industrial corporations and private investment funds, primarily in connection with public and private business combinations, dispositions and similar transactions, international business transactions, private equity investments, advanced planning for unsolicited acquisition proposals, public and private securities offerings, disclosure issues and other general corporate and securities matters.

Barry A. Hartstein has earned a national reputation for a career that includes more than 30 years of counseling and representing employers in a broad range of labor and employment matters. He is a frequent writer, commentator and lecturer on workplace issues. He also has extensive experience as a litigator and has defended employers nationwide in individual and class action claims and wage and hour collective actions. He has particular expertise dealing with the EEOC on both a local and natio...