Leonard J. Gambino


Len Gambino maintains an extensive corporate practice, working on some of the Firm’s most complex transactions. Len joined the Firm from Sidley & Austin, where his practice was concentrated in mergers and acquisitions. He has been a partner in the Firm since 2000.

“When not working, I enjoy spending time afloat on Lake Michigan.”

Additional Details

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Area of Legal Concentration
Len is a business lawyer whose transactional practice focuses on the formation and governance of business entities, state and federal securities law matters, mergers and acquisitions, debt and equity financing, tax matters, and general contract drafting and negotiation. Len has experience in virtually every corporate law issue that a client is likely to encounter.


  • J.D., John Marshall Law School, Chicago (with high distinction)
  • B.A., Case Western Reserve University, Cleveland (magna cum laude)
Professional Memberships
  • Illinois Bar Association

Badges & Awards

Gambino Peer Selected 2021