Chambers USA 2026 recognizes 14 Armstrong Teasdale lawyers, 5 practice areas
Fourteen Armstrong Teasdale lawyers and five practice areas across multiple jurisdictions have been recognized in the 2026 edition of Chambers USA: America’s Leading Lawyers for Business.
For more than two decades, Chambers has been highlighting top lawyers and law firms across the United States. Firms submit detailed information about their teams and areas of strength, followed by in-depth analysis and research including client interviews. Law firms and individual lawyers are ranked in bands from 1 to 6, with 1 being the highest.
The qualities on which rankings are assessed include technical legal ability, professional conduct, and client service, among others. Exceptional Lawyers can also be ranked Senior Statesperson, Star, or Eminent Practitioner, and lawyers on the rise can be classified as Up-and-Coming, Associates to Watch, or Star Associates.
This year, two lawyers and two practice areas achieved Band 1 status. In addition, Partner Robert Klahr is being recognized for the first time this year in the Missouri: Public Finance category.
Armstrong Teasdale’s rankings include:
Corporate/M&A
- Jennifer Byrne
- Mark Stoneman
- Paul Cambridge
Environment
- Julie O’Keefe*
- Timothy J. Bergère
Intellectual Property
- Christopher Goff
- Patrick Rasche
- Richard Brophy
Litigation: General Commercial
- Eleanor Barnett
- Glen H. Waldman
- Eric Macey
- Monte Mann
- Stephen Novack
Public Finance
- Robert Klahr*
Illinois
- Litigation: General Commercial
Missouri
- Insurance*
- Intellectual Property*
Missouri: St. Louis & Surrounds
- Corporate/M&A
- Environment
- Labor & Employment
- Litigation: General Commercial
- Real Estate
Florida
- Litigation: General Commercial: Highly Regarded
*Earned Band 1 status
About Armstrong Teasdale:
Armstrong Teasdale has a long and distinguished track record of delivering sophisticated legal advice and exceptional service to a dynamic client base around the world. Whether an issue is global or local, large or small, Armstrong Teasdale provides each client with an invaluable combination of legal resources and practical advice in nearly every area of law. Armstrong Teasdale is listed in the Am Law 200, published by The American Lawyer, and the NLJ 500, published by The National Law Journal. For more information, visit www.atllp.com.
