Costco has purchased an office building less than a mile from its Issaquah headquarters for $20.3 million — the largest real-estate transaction in King County so far this year, according to ...

Costco Wholesale has leased an Issaquah office building developed by Vulcan to provide growing room for its headquarters staff, which now numbers about 3,000. The 177,000-square-foot building at ...

Steady membership fees and cost savings helped fuel Costco (COST) to record membership renewal rates this year, driven in part by concerns about inflation. But the Issaquah, Washington–based ...

The three-building ParQ office park in Issaquah, previously known as 90 East, is now a condominium. Costco occupies all of the north building, at 21930 S.E. 51st St., and last week purchased it ...

The property is owned by the state of Washington and ... trips during peak hours. Costco Wholesale, the Issaquah-based warehouse club, is taking steps to secure a building permit for its future ...