McPherson's clients include Valentino, Lacoste, Barney's, Max Mara, Paul Smith, Levi's, Hanes, Estée Lauder, Fila, Canon, Sony, Saks Fifth Avenue, Target, Lux and Badgley Mischka.McPherson has worked with numerous celebrities, including David Bowie, Beastie Boys, Gwen Stefani, Ashton Kutcher, Matthew Modine, Grace Jones, Duchess of York, Jason Schwartzman, Sophia Bush, Ashley Tisdale, Adrian Brody, Sophie Dahl, Maggie Gyllenhaal, A Tribe Called Quest, Tom Cruise, Carolina Herrera, Fisherspooner, Chingy, Hanson, Keira Knightley, New Order, The Strokes and Stephen Sprouse.