Costco co-founder Jim Sinegal is retired … for the most part. The 89-year-old former CEO of the beloved warehouse chain stepped down from his role in 2012. But Sinegal still goes to the office ...

SAN DIEGO (FOX 5/KUSI) — Whether it’s the discounted prices on merchandise or the $1.50 hot dogs that keep customers coming back, Costco has attracted consumers for decades. The warehouse club ...