Mandelbaum Barrett Absorbs 24 Barnum & O’Mara Lawyers, Staff (1)

December 22, 2025, 6:28 PM UTCUpdated: December 22, 2025, 10:14 PM UTC

Mandelbaum Barrett has absorbed all 24 attorneys and staff members from Ivey, Barnum & O’Mara, a 1950-founded firm that has called itself one of the oldest in Greenwich, Connecticut.

“This move allows us to expand our capabilities under the Mandelbaum Barrett name,” Steven Steinmetz, an Ivey, Barnum & O’Mara management committee member, said in a statement.

Mandelbaum is expected to use Ivey Barnum’s Greenwich and New Canaan, Connecticut offices, though the one in White Plains, New York, won’t be needed because Mandelbaum has a presence in New York City, Stephen G. Walko, an Ivey Barnum partner and member of ...

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