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Costco Wholesale Corporation

17 cases in this site's copy of the record · 4 of those 17 are marked open by the Board · Region 05, 07, 10, 12, 18, 19, 20, 21, 25, 28 · Atlanta, GA; Bayamon, PR; Commerce, CA; Coralville, IA; El Paso, TX; Gaithersburg, MD and more

Each case links to the Board's own docket page. This site holds what the Board listed, not the documents.

What kinds of case

Type	What it is	Here
CA	Charge against an employer	11
RC	Petition for an election	5
RM	Petition filed by an employer	1

The cases

Petition for an election
RC
Filed 7 August 2026Case 20-RC-392439ClosedKailua Kona, HIRegion 20Workers in the unit 250
Included: All non supervisory employees (full-time, part-time, seasonal, leads) Excluded: All other employees, managers, supervisors, and guards as defined in the Act.
Charge against an employer
CA
Filed 22 September 2025Case 12-CA-373781OpenBayamon, PRRegion 12Workers in the unit 300
Charge against an employer
CA
Filed 28 March 2025Case 18-CA-362889OpenCoralville, IARegion 18Workers in the unit 220
Charge against an employer
CA
Filed 12 February 2025Case 18-CA-360376ClosedCoralville, IARegion 18Workers in the unit 220
Charge against an employer
CA
Filed 4 December 2024Case 05-CA-356082OpenGaithersburg, MDRegion 05Workers in the unit 10,000
Charge against an employer
CA
Filed 14 August 2024Case 19-CA-348362ClosedIssaquah, WARegion 19Workers in the unit 150
Charge against an employer
CA
Filed 11 June 2024Case 25-CA-344136OpenMorris, ILRegion 25Workers in the unit 208,000
Petition filed by an employer
RM
Filed 27 March 2024Case 19-RM-338766ClosedSumner, WARegion 19Workers in the unit 145
Included: All FT and PT Tractor/Trailer Delivery Drivers Excluded: all other employees including warehouse, office clerical, guards and supervisors as defined by the Act
Petition for an election
RC
Filed 20 November 2023Case 05-RC-330431ClosedNorfolk, VARegion 05Workers in the unit 241
Included: All non-excluded employees employed at the listed facility. Excluded: All confidential employees, managers, supervisors as defined by the Act, seasonal employees and the following specific classifications: Warehouse Manager, Assistant Manager, Human Resources Manager, Front End Manager, Assistant Front End Manager, Receiving Manager, Administrative Manager, Merchandise Manager, Assistant Merchandise ...
Charge against an employer
CA
Filed 28 January 2022Case 07-CA-289631ClosedPlymouth, MIRegion 07Workers in the unit 15
Charge against an employer
CA
Filed 21 January 2022Case 10-CA-289307ClosedAtlanta, GARegion 10Workers in the unit 250
Petition for an election
RC
Filed 28 October 2019Case 19-RC-250692ClosedSumner, WARegion 19Workers in the unit 70
Included: All full-time and part-time semi truck (depot) drivers and hostlers employed by the employer at facility located in Sumner, WA. Excluded: All other employees, including warehouse, office clerical, guards and supervisors as defined by the Act.
Charge against an employer
CA
Filed 3 June 2019Case 19-CA-242670ClosedIssaquah, WARegion 19Workers in the unit 4,000
Charge against an employer
CA
Filed 23 May 2019Case 19-CA-242308ClosedIssaquah, WARegion 19Workers in the unit 4,000
Petition for an election
RC
Filed 17 February 2017Case 28-RC-193323ClosedEl Paso, TXRegion 28Workers in the unit 187
INCLUDED: Cashiers, cashiers assistants, food service, merchandising, stockers, fork lift drivers, service deli, bakery, pharmacy, meat department, member services, membership, marketing administration, hearing aide attendants and apprentice, department leads, maintenance, major sales, refund cashiers, RTV clerks, receiving clerks, tire shop, gas station, optical, and photo department. EXCLUDED: Manager, Assistant ...
Petition for an election
RC
Filed 23 May 2011Case 21-RC-021297ClosedCommerce, CARegion 21Workers in the unit 182
All full time and regular part time employees employed by the employer at its facility located at 6333 Telegraph Road, Commerce California. Excluded: All other employees, offcie clerical employees, professional employees, guards and supervisors as defined in the Act.
Charge against an employer
CA
Filed 30 June 2009Case 21-CA-038905ClosedSan Marcos, CARegion 21Workers in the unit 300

Last refreshed 19 September 2026. What is in it, and what is not.

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