Worked as location and unit manager in 1970s

First film as production manager (as Alex Ho) "Heartland"

First film as producer "The Loveless"

First collaboration with Oliver Stone "Platoon"

Produced "Wall Street" with Oliver Stone

Made third film with Oliver Stone "Born on the Fourth of July"

Produced with Oliver Stone "The Doors" based on the legendary rock band and the controversial "JFK"

Produced the Michael Mann directed "Ali" about the great boxing champion Muhammad Ali, played by Will Smith

Produced " Hotel Rwanda" which starred Don Cheadle in the true-life story of Paul Rusesabagina, a hotel manager who housed over a thousand Tutsis refugees during their struggle against the Hutu militia in Rwanda; film was nominated for a Golden Globe for Best Picture (Drama)