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Microsoft Corporation

 
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Case Number: 13-RC-387787

Date Filed: 05/28/2026

Status: Open

Location: Franklin Park, IL

Region Assigned: Region 13, Chicago, Illinois

Tally Issued Date:06/24/2026

Status:Open

No. of Eligible Voters:21

Void Ballots:0

Total Ballots Counted:20

Challenged Ballots:0

Votes for Labor Union:12

Tally Type:Initial

Ballot Type:Single Labor Organization

Unit ID:A

Votes Against:8

Challenges Determinative:No

Labor Union:International Union Operating Engineers, Local 399

Union to Certify:International Union Operating Engineers, Local 399


Docket Activity

Date sort ascending Document Issued/Filed By
06/24/2026 Tally of Ballots* NLRB - GC
06/12/2026 Notice of Election* NLRB - GC
06/09/2026 Stipulated Election Agreement* NLRB - GC
06/02/2026 RD Order to Reschedule Hearing* NLRB - GC
06/01/2026 Motion to Postpone/Reschedule Hearing Employer
06/01/2026 Motion to Postpone/Reschedule Hearing Employer
05/28/2026 Signed RC Petition* Petitioner

The Docket Activity list does not reflect all actions in this case.

* This document may require redactions before it can be viewed. To obtain a copy, please file a request through our FOIA Branch.

Related Documents

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Allegations

Allegations data is not available.

Participants

Participant Address Phone
Employer
Legal Representative
Torrejon, Carlos
Mitchell Silberberg & Knupp LLP
 437 Madison Avenue, 25th Floor
New York, NY
10022
 (917)546-7677
 
Employer
Legal Representative
Horton, Cassandra
Mitchell, Silberberg & Knupp LLP
 1818 North Street NW
7th Floor
Washington, DC
20036
 (202)355-7896
 
Employer
Legal Representative
Cannon, Louis
Mitchell, Silbergerg & Knupp LLP
 1818 North Street NW
7th Floor
Washington, DC
20036
 (202)355-7890
 
Petitioner
Union
International Union of Operating Engineers, Local 399
 Chicago, IL
60616
 (312)372-9870
 
Employer
Employer
Microsoft Corporation
 Franklin Park, IL
60131
 (224)558-3359
 

Related Cases

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