Mr. Treat has over 10 years of antitrust law experience, and has represented clients in regulatory inquiries and enforcement actions in numerous competition law jurisdictions and civil actions in the United States federal courts (trial and appellate). Mr. Treat has also counseled clients on a wide variety of antitrust issues involving global commerce and competition law regimes around the world. Mr. Treat joined Microsoft in 2012. Prior to that, he was an associate in the Washington, DC offices of Shearman & Sterling and DLA Piper.