Company Name: | BLACK HILLS BENTONITE, A LIMITED LIABILITY COMPANY |
Employer identification number (EIN): | 830295902 |
NAIC Classification: | 212320 |
NAIC Description: | Sand, Gravel, Clay, and Ceramic and Refractory Minerals Mining and Quarrying |
Additional information about BLACK HILLS BENTONITE, A LIMITED LIABILITY COMPANY
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More information about BLACK HILLS BENTONITE, A LIMITED LIABILITY COMPANY
The following addresses have been detected on the 401k submissions:
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Date first seen: 2011-06-30 | |||||
Date last seen: 2024-10-09 | |||||
Plan id# | Plan Name | Plan Start Date | Plan Effective Date |
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002 | BLACK HILLS BENTONITE 401(K) SALARY REDUCTION PLAN AND TRUST | 2012-01-01 | 1992-01-01 |