Mountain Cement Company LLC
Case Number: 27-RC-368877
Date Filed: 07/07/2025
Status: Open
No. of Employees: 70
Location: Laramie, WY
Region Assigned: Region 27, Denver, Colorado
Unit Description: Included: All production and maintenance employees located at its plant facility at 5 San Creek Road, Laramie, WY. Excluded: All other employees, truck drivers, guards and supervisors.
Docket Activity
Date ![]() |
Document | Issued/Filed By |
---|---|---|
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 |
Employer Legal Representative Ostern, David Seyfarth Shaw LLP |
620 Eighth Avenue 31st Floor New York, NY 10018 |
(212)218-5500 |
Petitioner Legal Representative Rosenfeld, David Weinberg, Roger & Rosenfeld |
1375 55th Street Emeryville, CA 94608 |
(510)337-1001 |
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 |
Petitioner Union International Brotherhood of Boilermakers, Iron Ship Builders, Blacksmith, Forgers, and Helpers, Local 101 |
Denver, CO 80207 |
(303)477-1045 |
Employer Employer Mountain Cement Company |
Laramie, WY 82070 |
(307)745-4879 |
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