Arnold & Porter’s Environmental Practice is Recognized by Chambers USA 2026

Environmental Edge: Climate Change & Regulatory Insights

By Jonathan S. Martel Allison B. Rumsey

Chambers USA released their 2026 rankings, and we are excited to share that the Environmental practice has again been ranked Band 1 for Washington, D.C. We also received rankings for our Nationwide, California, Illinois, and New York Environmental practices, as well as Nationwide for Climate Change. This is a testament to our excellent work and client service.

In comments to Chambers about our national practice, clients were thrilled with our team. One client shared, “Arnold & Porter brings a diligence, depth of talent, collaboration and creativity to the work they carry out.” Another client declared, “The firm provides top legal representation with a strong understanding of legal, technical and business aspects of complicated environmental litigation.” While another client noted: “Arnold & Porter is often recognized and regarded as best in the class, representing a more practical approach to regulatory development and often receive prompt response from regulatory agencies.”

Chambers also ranked 11 attorneys across the Environmental and Energy practices:

Lawrence E. Culleen
Michael D. Daneker
Zachary Fayne
Sarah Grey
Joel M. Gross
Stacey Halliday
Jonathan Martel
Brandon Neuschafer
Sandra E. Rizzo, ranked for Energy: Electricity (Regulatory & Litigation)
Ethan Shenkman
Jeffrey Talbert

We are grateful to our clients who continue to trust us with their most complex and contentious matters. For more information on our environmental and energy capabilities, please visit:

The full list of our firm’s rankings is available for review.

© Arnold & Porter Kaye Scholer LLP 2026 All Rights Reserved. This Blog post is intended to be a general summary of the law and does not constitute legal advice. You should consult with counsel to determine applicable legal requirements in a specific fact situation.