Lisa B. Zimmer

Mr. Shannon helps corporate and individual clients resolve large, multifaceted business disputes through negotiation, litigation, or alternative dispute resolution processes. He has served clients in nearly every major industry with a particular focus on the automotive and industrial sectors, construction companies, and financial institutions. Mr. Shannon has served as lead counsel in complex matters requiring the management of large litigation teams, dozens of witnesses, millions of pages of...

Aimee Guthat is a principal in the Detroit, Michigan, office Jackson Lewis P.C. Her practice is focused on partnering with clients to develop strategic and operational planning for matters related to employment-based immigration and corporate compliance. Aimee has built her practice representing a wide range of corporate clients, from small and mid-size companies to large multinational organizations in a variety of industries, including original equipment manufacturers in the automotive indus...

Brian R. Trumbauer focuses his practice in the area of debtor-creditor rights and bankruptcy, with a particular emphasis on representing banks and other financial institutions in loan workouts, commercial bankruptcy cases and troubled credit situations. He has represented secured and unsecured creditors, debtors, trustees, creditors’ committees and other interested parties in bankruptcy cases and debtor-creditor disputes. Mr. Trumbauer has served as a member of a standing Advisory Commi...

Mark G. Cooper is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law and Litigation - Insurance. Mark G., who practices law in Southfield, Michigan, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Mark G. is held by other top lawyers in the same geographic and legal practice area.

Ethan R. Holtz is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Construction. Ethan R., who practices law in Southfield, Michigan, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ethan R. is held by other top lawyers in the same geographic and legal practice area.

Phil DeRosier has nearly 20 years’ experience representing industry-leading corporations, banks, insurance companies, and individuals in the Michigan Supreme Court, Michigan Court of Appeals, and U.S. Courts of Appeals. Phil has briefed and argued a wide variety of appeals, ranging from commercial contracts to insurance to business torts. He also devotes a significant part of his practice to briefing dispositive motions and working with trial counsel on pre- and post-trial motions, jury...

James Plemmons provides counsel to secured lenders, unsecured lenders, bankruptcy trustees, debtors, shareholders, and investor groups in all nature of bankruptcy, restructuring, and workout proceedings, including corporate and individual reorganization and liquidation proceedings. He has represented insurance companies such as Massachusetts Mutual Life Insurance Company, Travelers Insurance Company and Nationwide Insurance Company with regard to workout, foreclosure and bankruptcy matters. I...

Allan S. Rubin is a top attorney recognized by Best Lawyers in the practice area(s) of Labor Law - Management. Allan S., who practices law in Southfield, Michigan, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Allan S. is held by other top lawyers in the same geographic and legal practice area.

Justin A. Hanna is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. Justin A., who practices law in Southfield, Michigan, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Justin A. is held by other top lawyers in the same geographic and legal practice area.

Jay L. Welford 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. Jay L., who practices law in Southfield, Michigan, has been recognized since 2003. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jay L. is held by other top lawyers in the same geographic and legal practice area.