Simonsen Sussman LLP is pleased to announce that Victoria Sims has joined the firm as a partner in Washington, D.C.

Simonsen Sussman LLP is pleased to announce the addition of Nico Gurian, Thomas Mattes, and Paul Goodrich as Associates to the firm. Their unique backgrounds spanning government service, complex commercial litigation, and regulatory enforcement further enhance the firm's capacity to handle high-stakes matters for its clients.

Simonsen Sussman LLP has submitted a brief of amici curiae on behalf of the National Grocers Association and the Institute for Local Self-Reliance in a Ninth Circuit appeal that will clarify important issues around the Robinson-Patman Act, Clayton Act, and California Unfair Competition Law.

How far would you go to get some elderflower liqueur? Join host Gwendolyn Lindsay Cooley and guest Nic Stebinger to learn a bit about price discrimination, why it’s illegal, and just enough to kind of know what you are talking about at cocktail parties. 

Simonsen Sussman LLP has submitted a brief of amicus curiae on behalf of the startup accelerator Y Combinator in Epic Games, Inc. v. Apple Inc., No. 25-2935 (9th. Cir.), arguing for affirmance of the district court’s enforcement order which, if allowed to stand, we expect to prompt a surge of technology startup investment, innovation, and growth.

On July 25, 2025, Simonsen Sussman Los Angeles partner Catherine Simonsen spoke with Capitol Forum CEO and Executive Editor Teddy Downey about our nation’s price discrimination laws - and why they should be enforced.

As the biggest U.S. law firms keep up their battle for talent and market share and navigate new pressures in the Trump era, smaller, so-called boutique firms have been showing fresh signs of momentum. …