Mark S. Klein

43 years of practiceLicensed in New York and FloridaThe Guaranty Building, Buffalo

43 years in practice
First admitted in 1983
  1. 1983 Admitted, New York
  2. 1983 Admitted, Florida

Overview

Mark S. Klein is an attorney admitted in New York (since 1983) and Florida (since 1983), based in Buffalo, NY.

This profile is built from public bar records and shows only what those records contain. Mark has not written or endorsed anything on this page.

Jurisdictions admitted

JurisdictionAdmittedBar numberStatus
New York1983#1843580Active
Florida1983#369608Active

Education

  • University of BuffaloLaw school, per the bar record

Contact and offices

The Guaranty Building

140 Pearl St Ste 100
Buffalo, NY 14202

The address and number above come from the attorney's public bar registration, which can lag a recent move. Confirm before visiting.

Sources for this profile: the New York State attorney registration file; the Florida bar record. License status can change; check the bar's own record for the current status before hiring. Updated July 12, 2026.