Mr. Keller graduated summa cum laude from Yale University in 1979, and cum laude from Harvard Law School in 1982. He clerked for the Honorable Morey L. Sear, United States District Judge for the Eastern District of Louisiana, from 1982 to 1983. Mr. Keller was admitted to the Bar of the State of Washington in 1983, and, until 1994, was a partner in the Seattle law firm of Hillis Clark Martin & Peterson, where he tried a number of complex jury trials to successful verdicts.
Mr. Keller began to concentrate almost exclusively on corporate and securities litigation after joining Silverman, Harnes, Harnes, Prussin & Keller in New York in 1995, and later continued to practice exclusively in derivative, corporate governance and securities litigation after forming Harnes Keller LLP with John F. Harnes in 1999. Mr. Keller and Mr. Harnes have practiced with Chitwood Harley Harnes since 2003. Mr. Keller is admitted to practice in the state courts of New York and Washington State, the United States Courts of Appeal for the Third and Ninth Circuits, and in the United States District Courts for the Southern and Eastern Districts of New York, the Western and Eastern Districts of Washington, and the District of Arizona. He has also been admitted to practice pro hac vice in specific cases in federal and state courts throughout the country, including Delaware, California, Colorado, Georgia, Kansas, Michigan, New Jersey, Pennsylvania, Nevada, Texas, and Virginia.