Official NY OCA attorney registration data · Updated 2026 Methodology Discipline records

John R. Leith

Suspended

John R. Leith is an attorney admitted to the New York State Bar in 1987, with a registered practice address in Millburn, New York. According to the New York Office of Court Administration, the current registration status on record is Suspended.

Registration number2158863
Bar statusSuspended
Year admitted1987
Judicial departmentDepartment 3
Law schoolUniversity of Kentucky
Practice cityMillburn, NY
Firm / organizationMattson, Madden & Leith
Office address33 Bleeker St, Millburn, NY, 07041
Phone(201) 621-7000
Next registration dueJul 2027

Office location

Registered office address on file with the New York State Bar. Verify before visiting, as the address reflects the contact on record and may be a firm rather than a personal office.

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