[3] After completing his studies in the United States, he returned to the Philippines and joined the family owned Alaska Milk Corporation (AMC).
[3] Uytengsu joined the swimming team of the University of Southern California (USC) on his first year at the institution.
At the 2011 Ironman World Championship in Kona, Hawaii, United States, Uytengsu set a personal best.
The donation helped fund the reconstruction of USC's swim stadium originally constructed for the 1984 Summer Olympics and opened in July 1983.
During his tenure as team owner, Uytengsu spoke his mind, particularly on instances of trades he believed to be dubious and caused disparity and unlevel playing field.