About Us


Human Rights Campaign 2019 Corporate Equality Index

Armstrong Teasdale earned the highest possible score: 100 percent.

Chambers USA: America’s Leading Lawyers for Business 2018

Eighteen Armstrong Teasdale attorneys and six practice areas were listed.

Benchmark Litigation 2018 Missouri Firm of the Year

One firm that has excelled in litigation in the past year is selected per state.

Leadership Council on Legal Diversity (LCLD) Compass Award 2018

Earned by participating in LCLD programs designed to build a more open and diverse legal profession.

U.S. News & World Report list of “Best Law Firms”

Armstrong Teasdale earned 34 first-tier metropolitan rankings in the 2020 edition.

Super Lawyers® and Rising Stars

Fifty attorneys were listed in 2019.

The Best Lawyers in America® 2019

Seventy-eight lawyers identified.

2018 BTI Client Service A-Team

Armstrong Teasdale was named for the eighth year in a row.

2018 Inclusiveness @ Work Award

Presented by the Center for Legal Inclusiveness.

BTI Best at Alternative Fee Arrangements 2016

One of only 22 firms throughout the country recognized.

2018 BTI Brand Elite

For the second year in a row, corporate counsel rank the firm in the top 15 percent of all law firms for using technology in new ways to add value.

Largest Local Intellectual Property Practice

Ranked by the St. Louis Business Journal based on number of local intellectual property and licensed patent attorneys.

National Law Review 2018 Go-To Thought Leadership Award

Recognized for the breadth of our litigation coverage.