Tessa Lancaster

Carolyn M. Passen is a top attorney recognized by Best Lawyers in the practice area(s) of Trademark Law. Carolyn M., 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 Carolyn M. is held by other top lawyers in the same geographic and legal practice area.

Kenneth P. Kansa is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law. Kenneth P., 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 Kenneth P. is held by other top lawyers in the same geographic and legal practice area.

Francis A. Citera is Co-Chair of the firm's Products Liability & Mass Torts Litigation Group and Co-Chair of the Chicago Litigation Practice. Frank has 30 years of experience defending purported class actions, toxic tort actions, and other complex litigation in both federal and state courts. He has tried many cases, including an action by the Government to enforce a unilateral administrative order, an allocation case among potentially responsible parties, and a complex product liability, ...

Mark Hagedorn advises on a wide variety of intellectual property matters, including patent, trademark and copyright solicitation and IP litigation, licensing and counseling. Appreciated for his honesty and practical legal advice, Mark consistently delivers utilitarian solutions that help his clients resolve disputes and litigation efficiently and economically. Mark offers broad experience in virtually all phases of IP counseling and litigation. He understands and has represented clients invol...

Julie Sirlin Pleshivoy advises high‑net‑worth families, family offices, and entrepreneurs on the full spectrum of wealth transfer and tax planning. Combining sophisticated tax knowledge with a background in investment management, she develops estate plans that safeguard family assets and support smooth transitions across generations. Leveraging her experience and an LL.M. in Federal Income Taxation, Julie brings a distinctive financial perspective to structuring business ventures, succession ...

Nicole Berg is a Partner at Keller Postman LLC. She combines an analytical approach to the practice of law with expertise in legal strategy and briefing critical motions to deliver exceptional advocacy on behalf of plaintiffs. At Keller Postman, Nicole’s practice focuses on product liability matters. She sits on the Law & Briefing Subcommittee in the 3M Combat Arms Earplugs MDL—one of the largest group litigation matters in the United States—and is a member of the Plaint...

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

Attorney Helena Trachtenberg is dedicated to working with couples facing complex family law issues. Her experience in working with soon-to-be-ex-spouses has offered her valuable perspectives on the different approaches couples might take for marital dissolution. Whether a couple is seeking a traditional litigated divorce or mediated or collaborative law approaches to divorce, Attorney Trachtenberg has the experience couples seek. She also speaks Russian and enjoys working with couples for who...

Charles Helsten is a top attorney recognized by Best Lawyers in the practice area(s) of Environmental Law. Charles, who practices law in Rockford, Illinois, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Charles is held by other top lawyers in the same geographic and legal practice area.

Chris P. Kallos is a top attorney recognized by Best Lawyers in the practice area(s) of Private Funds / Hedge Funds Law. Chris P., 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 Chris P. is held by other top lawyers in the same geographic and legal practice area.