David B. Frumm

Jim Gaughan is a tough, talented, and experienced commercial litigator who has used his considerable experience and equanimity to successfully represent clients in a wide range of complex and challenging class action lawsuits in jurisdictions across the country. He is relentless about preparation and tactics, constantly weighing and analyzing the respective strengths of his clients, as well as their adversaries, in order to create the most effective and efficient legal strategies.

Scott Mendeloff combines an 11-year tenure as a former federal prosecutor with more than 19 years of experience in private practice. He focuses his practice on commercial trials and white collar criminal litigation. Scott has been consistently recognized by Chambers USA in the area of commercial litigation and by Leading Lawyers in the areas of commercial and white collar litigation. Scott has tried to conclusion more than 50 cases in a wide array of areas in both the civil and criminal arena...

Richard T. Ruzich is a top attorney recognized by Best Lawyers in the practice area(s) of Patent Law. Richard T., who practices law in Chicago, Illinois, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Richard T. is held by other top lawyers in the same geographic and legal practice area.

Jason R. Schulze is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law. Jason R., who practices law in Chicago, Illinois, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jason R. is held by other top lawyers in the same geographic and legal practice area.

Michael Dockterman is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Intellectual Property. Michael, 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 Michael is held by other top lawyers in the same geographic and legal practice area.

John C. Kocoras is a partner in McDermott Will & Emery LLP’s White Collar & Securities Defense practice group and is based in the Firm’s Chicago office. John focuses his practice on internal investigations, white-collar criminal defense matters including Foreign Corrupt Practices Act (FCPA) cases and complex litigation. Prior to joining McDermott Will & Emery, John served as Managing Director and Regional Counsel of the global investigations company Kroll, where he dir...

Jennifer Romig is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law. Jennifer, 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 Jennifer is held by other top lawyers in the same geographic and legal practice area.

Floyd Mandell is the national co-chair and founder of the firm's Intellectual Property department. He has represented some of the world’s most recognizable companies in intellectual property litigation. Few other lawyers have handled as many high-profile cases over the past 20 years involving copyrights, trademarks, trade secrets, trade dress, false advertising and defamation. He has been lead counsel in more than 40 published decisions, many involving novel or cutting-edge issues. On m...

Shilpi Gupta is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law and Mergers and Acquisitions Law. Shilpi, who practices law in Chicago, Illinois, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Shilpi is held by other top lawyers in the same geographic and legal practice area.

Nancy M. Olson is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Nancy M., 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 Nancy M. is held by other top lawyers in the same geographic and legal practice area.