Co-founder of Costco. In 2012 he had a net worth of over $3 billion. He founded Costco with Jeffrey H. Brotman in 1983 in Kirkland, Washington.He was mentored by Sol Price, who pioneered the concept of the warehouse store.He was often mentioned in the same breath as Sam Walton for his successes within discount retail shopping.BEFORE FAME
He graduated from San Diego State University in 1959. He was a bagger at FedMart in 1954.PERSONAL LIFE
He fathered three children with his wife Janet.FUN FACTS
Entrepreneur James Sinegal were born on Wednesday, in a leap year, birthstone is Garnet, the seaon was Winter in the Chinese year of Rat, Today is the birthday of James Sinegal.