Greiner grew up on the Near North Side, Chicago,
the second daughter of a real estate developer and a psychologist.
Her parents divorced when she was eight years old,
and this left her feeling unsettled.
Lori Greiner majored in Communications focusing on journalism, television and film, at Loyola University Chicago and worked for the Chicago Tribune while attending university.
She was an aspiring playwright and sold her own jewelry on the side.
By 2012, the show averaged over 6 million viewers an episode, making it the most watched program on Friday nights in the 18-49-year old demographic.
As a result, ABC added three more episodes to the original season order of 22.
In July 2012 the show was nominated for a Primetime Emmy Award in the Outstanding Reality Program category.