Sigg started her prolific creative career at “The Late Show with David Letterman,” which won an Emmy for best Art Direction in 1994. She went on to work for several prestigious advertising agencies; most recently as creative director for Bloomberg, LP, where she led philanthropy campaigns and branding for many of its nonprofits and institutional partners. Her projects have ranged from cause-related government to corporate international campaigns including Teach.gov, The White House, The Boys and Girls Club of America, Nike, Diet Coke, Mastercard, Major League Baseball, Doctors without Borders, as well as several United Nations agencies and the U.N. Secretariat. She was previously on the Generation Rescue board for the International Rescue Committee and served on the board of the Non-Governmental Organizations Executive Committee to the United Nations. She has mentored for several years in ArtCenter’s DesignMatters program.