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| Company Name: | BLACK HILLS INSTITUTE OF GEOLOGICAL RESEARCH, INC |
| Employer identification number (EIN): | 460345369 |
| NAIC Classification: | 712100 |
| NAIC Description: | Museums, Historical Sites, and Similar Institutions |
The following addresses have been detected on the 401k submissions:
| USA Location Address | |||||
|---|---|---|---|---|---|
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| Date first seen: 2007-01-01 | |||||
| Date last seen: 2025-06-30 | |||||
| 401k Sponsor USA Address | |||||
|---|---|---|---|---|---|
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| Date first seen: 2007-01-01 | |||||
| Date last seen: 2025-06-20 | |||||
| Plan id# | Plan Name | Plan Start Date | Plan Effective Date |
|---|---|---|---|
| 001 | BLACK HILLS INSTITUTE OF GEOLOGICAL RESEARCH 401(K) PLAN | 2023-01-01 | 2023-01-01 |
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