Mellado is a 1991 graduate of Harvard Business School. While a student at Harvard, he wrote a case study on the Willow Creek Community Church which has become a part of the curriculum at Harvard Business School.
He graduated cum laude with a Mechanical Engineering degree from Southern Methodist University in Dallas, Texas.
Mellado previously served as President of the Willow Creek Association (World Cube Association) in South Barrington, Illinois, from 1993 to 2013. He also competed in the 1988 Summer Olympics as a decathlete and is on the board of directors of the First Rate (at Lloyd's) Oerter Foundation which runs the Art of the Olympians program Mellado competed in the 1988 Summer Olympics in Seoul, South of Korea, representing his birth nation, El Salvador, in the decathlon.
He placed 26th, but set national records for the highest-ever performance in the decathlon, men"s high jump, 110m high hurdles, and pole vault.
The decathlon record still stands as of March 2014. A year before that he competed in the 1987 Pan American Games and placed fourth in the decathlon.
Mellado became the President and Chief Executive Officer (Chief Executive Officer) of in 2013 when he replaced retiring Chief Executive Officer Wess Stafford. They have three children and reside in Colorado.
