Welcome

Larson O’Brien is a trial and appellate firm located in Southern California and Washington, D.C., and practicing across the United States and internationally. With a reputation for achieving results, we proudly offer our expertise in the areas of:


2016 Year in Review

Year in ReviewOne year ago, in January 2016, Stephen G. Larson and Robert C. O’Brien, together with nine accomplished colleagues, established a new boutique law firm focused exclusively on trials, arbitrations, appeals, and investigations.

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