Pat co-founded the law firm of Patterson Buchanan Fobes Leitch & Kalzer in 2007. The Firm now has 70 employees with offices in Seattle and Portland. She started her law practice in 1990 at a boutique litigation firm known for its work in connection with the Exxon Valdez oil spill and the NBA franchise dispute with Seattle. Her trial experience includes the Mary Kay Letourneau/Vili Fualaau civil suit and the Gambini v. DaVita case which expanded accommodation rights to the disabled. Pat lives in Seattle and devotes substantial time and commitment in giving back to the community.