He has been in practice for over 24 years at his firm as principal attorney, and has several years' experience abroad. McPhilamy is skilled in international law; trials, arbitrations, and mediations; research and writing; and corporate and organizational governance. In addition to his legal practice, McPhilamy has substantial experience in corporate and organizational governance, serving on the board of directors of several organizations in the U.S. and abroad. He is also active in number of nongovernmental and charitable organizations.