Katelyn takes a forward-thinking approach to address clients’ environmental litigation needs and is dedicated to achieving the best results.

Katelyn represents waste and recycling companies, trade associations, manufacturers, and developers in litigation involving federal and state environmental statutes, class and mass actions, and toxic tort claims. She has significant experience defending common law nuisance and negligence claims and in handling complex e-discovery.

A Deputy Co-Chair of the firm's Waste & Recycling Group, Katelyn handles cases under the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) and related state laws, including representing a PRP in a large-scale CERCLA allocation. She also represents clients in litigation related to land development and in connection with subdivision, site plan, rezoning, and other land use applications.

Prior to joining Beveridge & Diamond, Katelyn worked in zoning and land use, and at a commercial litigation firm handling complex commercial and business litigation matters. She served as a legal intern at the New York City Mayor’s Office of Environmental Remediation, the U.S. Environmental Protection Agency, Region 2 Superfund Branch, and the New York State Office of the Attorney General, Environmental Protection Bureau. She additionally served as a judicial intern for the Hon. William D. Wall in the U.S. District Court for the Eastern District of New York.


  • Colgate University  (B.A., 2010)
    • Environmental Economics
    • Dean's Award for Academic Excellence
  • Brooklyn Law School  (J.D., cum laude, 2014)
    • Brooklyn Journal of International Law, Editor-in-Chief
    • Moot Court Honor Society

Bar Admissions

  • New York
  • New Jersey

Court Admissions

  • U.S. District Court – Eastern District of New York
  • U.S. District Court – Southern District of New York

Professional Affiliations

  • New York City Bar, International Environmental Law Committee

Honors & Awards

  • The Legal 500, recognition in Environmental Litigation (2022)
  • Super Lawyers, part of Thomson Reuters, New York Rising Star (2019-2021)