In the 1980s, he opened Kentucky Fried Chicken stores and continued with Pizza Hut, Burger King, Chili's, Mister Frog's and Brunswick Bowling-Cosmic entertainment chain.

He also participated in the construction and operation of the Family Kitchens, a pioneering program in Latin America, created by the former First Lady Violeta Correa de Belaunde to support people with limited economic resources in marginal areas of the country.

[5] Also, he is founder and chairman of the board of the Asociación Pro Bienestar y Desarrollo (PROBIDE), the managing organization of the "Believe to Create" program aimed at disseminating business culture among young people, especially those with fewer economic resources who cannot access credit.

[6] Due to the COVID-19 pandemic and the lack of medicinal oxygen presented in Peru, Diez Canseco, through the San Ignacio de Loyola University, creates an alliance with National Society of Industries and Peruvian Episcopal Conference.

[8][9] At the end of 2020, the campaign inaugurated two Temporary Oxygenation Attention Centers (CAT-O2) in Ate and Rimac districts of Lima, thanks to a joint effort with the Ministry of Health of Peru.

In 2013, founding president of USIL was distinguished as Doctor Honoris Causa by Inter-American Open University of Buenos Aires, Argentina, by virtue of his leadership in entrepreneurial education and his business achievements.