Names that are not Costco's own
Entities in the filing that do not carry the Costco name. These are
usually the acquisitions — the brands most people do not know are connected.
- NW Re LimitedArizona
- Price Costco International, Inc.Nevada
Entities carrying the Costco name
Regional operating and financing companies. Listed so the record can be checked
rather than taken on trust.
- Costco Insurance Agency, Inc.Washington
- Costco Wholesale Australia, Pty. Ltd.Australia
- Costco Wholesale Canada Ltd.Canadian Federal
- Costco Wholesale Japan, Ltd.Japan
- Costco Wholesale Korea, Ltd.Korea
- Costco Wholesale Membership, Inc.California
- Costco Wholesale Taiwan, Inc.Taiwan
- Costco Wholesale UK LimitedUnited Kingdom
- Costco de Mexico, S.A. de C.V.Mexico
Source:
Exhibit 21 to Costco's 10-K,
accession 0000909832-25-000101, filed 2025-10-08 with the U.S. Securities and Exchange Commission.