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Profile Last Updated: 03/04/2021 Grant Information Last Updated: 03/23/2021

Sinegal Family Foundation

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Established in 1998 in WA - Founded by James D. and Janet C. Sinegal. Mr. Sinegal is C.E.O. of Costco Wholesale Corporation, the largest membership warehouse club chain in the world based on sales volume and the fifth largest general retailer in the U.S.


Sinegal Family Foundation

Family foundation




4245 Hunts Point Rd. Bellevue, WA United States 98004-1107

Contact Information

  • Telephone: 4254542804