Mountain Cement Company LLC
Case Number: 27-RC-368877
Date Filed: 07/07/2025
Status: Open
Location: Laramie, WY
Region Assigned: Region 27, Denver, Colorado
Tally Issued Date:08/20/2025
Status:Open
No. of Eligible Voters:79
Void Ballots:1
Total Ballots Counted:78
Challenged Ballots:12
Votes for Labor Union:40
Tally Type:Initial
Ballot Type:Single Labor Organization
Unit ID:A
Votes Against:26
Challenges Determinative:No
Labor Union:INTERNATIONAL BROTHERHOOD OF BOILERMAKERS, IRON SHIP BUILDERS, BLACKSMITH, FORGERS, AND HELPERS, LOCAL 101
Voting Unit (Unit A):Included: All full-time and regular part-time Dust Collector Mechanics, Electricians, Instrumentation Technicians, Laborers, Loader Operators, Lube Oiler Repairmen, Mix Chemists, Mobile Equipment Mechanics, Shipping Operators, Truck Drivers, Utility Operators, and Welder/Mechanics employed by the Employer at its Laramie, Wyoming facility. Excluded: Quarry Technicians, office clerical employees, professional employees, guards, and supervisors, as defined in the Act, and all other employees.
Union to Certify:INTERNATIONAL BROTHERHOOD OF BOILERMAKERS, IRON SHIP BUILDERS, BLACKSMITH, FORGERS, AND HELPERS, LOCAL 101
Docket Activity
Date 
|
Document | Issued/Filed By |
|---|---|---|
| 07/18/2025 | Notice of Election | NLRB - GC |
| 07/18/2025 | Stipulated Election Agreement* | NLRB - GC |
| 07/07/2025 | 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 Stolzenbach, Brian Seyfarth Shaw LLP |
233 South Wacker Drive, Suite 8000 Chicago, IL 60606 |
(312)460-5000 |
| Petitioner Legal Representative Sencer, Caren Weinberg, Roger & Rosenfeld |
1375 55th Street Emeryville, CA 94608 |
(510)337-1001 |
| Petitioner Legal Representative Rosenfeld, David Weinberg, Roger & Rosenfeld |
1375 55th Street Emeryville, CA 94608 |
(510)337-1001 |
| Employer Legal Representative Ostern, David Seyfarth Shaw LLP |
620 Eighth Avenue 31st Floor New York, NY 10018 |
(212)218-3377 |
| Employer Legal Representative Kuntz, Harrison Seyfarth Shaw LLP |
233 South Wacker Drive, Suite 8000 Chicago, IL 60606 |
(312)460-5000 |
| Employer Legal Representative Geannacopulos, Nick Seyfarth Shaw, LLP |
560 Mission Street, Suite 3100 San Francisco, CA 94105-2930 |
(415)397-2823 |
| Employer Employer Mountain Cement Company, LLC |
Laramie, WY 82070 |
(307)745-4879 |
| Petitioner Union INTERNATIONAL BROTHERHOOD OF BOILERMAKERS, IRON SHIP BUILDERS, BLACKSMITH, FORGERS, AND HELPERS, LOCAL 101 |
Denver, CO 80207 |
(913)371-2640 |
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