He helped organize, write, perform and make decisions that affected the family's career.
As the younger brothers became more involved, the Osmond musical enterprise grew into something much larger than a quartet.
Donny Osmond eventually became a major star in his own right.
Marie Osmond would later establish a successful career alongside Donny and as a solo performer.
Jimmy Osmond would become another member of the family's entertainment dynasty.
But Alan remained one of the key figures who helped build the foundation.
The Osmonds Become Pop Superstars
The 1970s were the decade when the Osmonds became household names.
Their music reached enormous audiences, and the family became one of the biggest acts in American entertainment.
One of their most famous recordings was “One Bad Apple,” which became a major hit and helped establish the group as a force in pop music.
Alan was involved creatively as a songwriter and helped write several of the group's songs.