Luis Carlos Sarmiento net worth: Luis Carlos Sarmiento is the richest person in Colombia with a net worth of $12.5 billion. Born in Bogota, D.C., Colombia, Luis Carlos Sarmiento Angulo graduated from the National University of Colombia with a degree in Civil Engineering. His work in real estate development for both residential and commercial buildings during the 1950s, established him as one of Colombia's most successful real estate entrepreneurs. His acquisition of banks and other financial properties has resulted in him owning 22% of Bogota's banking assets. He founded, and serves as CEO, of Grupo Aval Acciones y Valores, SA, a holding company that controls numerous telecommunications, real estate, and banking interests. Unlike many large corporations around the world, Luis Carlos Sarmiento's company has managed to grow in worth throughout the 2000s, as Colombia's stock market has been quite strong. Now in his late 70s, he is grooming his son to take over his massive business empire.