Mr. Kelleher’s practice focuses on the representation of employers in all areas of employment law, including the negotiation of employment and separation agreements, counseling employers regarding their obligations under federal and New York State labor and employment laws, and representing employers before federal and state courts, the Equal Employment Opportunity Commission, the New York State Division of Human Rights, the United States and State Departments of Labor, and other federal and state agencies.  

Mr. Kelleher also regularly conducts workplace investigations for employers, including investigations of allegations of discrimination, harassment, retaliation, and other alleged employee misconduct.
Drawing on his experiences as the General Counsel to the City of Buffalo School District and his representation of school districts for over two decades, Mr. Kelleher also devotes a significant portion of his practice to representing and counseling school districts in all areas of their operations, and the unique challenges they face.

Prior to practicing law, Mr. Kelleher served on the foreign policy staff in the Washington, D.C. office of United States Senator Edward M. Kennedy.

In The News

  • Practice Teams
  • Employment
  • Employment Litigation
  • Education
  • Audits and Litigation
  • Corporate & Compliance Investigations
  • Employment Agreements
  • HR Training and Counseling
  • Non-Compete and Non-Solicitation Litigation
  • Occupational Safety and Health Administration Compliance
  • Restrictive Covenants
  • Trade Secrets
  • Wage and Hour
  • Worker Classification
  • Workplace Policies

  • New York
  • U.S. District Court, Western District of New York

Community Involvement 
  • St. Joseph’s Collegiate Institute, Board of Trustees, 2012-2019
    • Served as the Board’s Secretary and then Vice Chair 
  • St. Mary’s School for the Deaf, Board of Trustees, 2011-2014
Honors & Awards
  • The Best Lawyers in America, Employment Law – Management; Labor Law – Management, since 2016​
  • Upstate New York Super Lawyers, Labor and Employment Law, since 2013
  • Buffalo Business First and Buffalo Law Journal, Legal Elite of Western New York, 2014 and 2015
  • Irish Legal 100, 2021 and 2022
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