| Company Name: | DUNCO ROCK & GRAVEL, INC. |
| Employer identification number (EIN): | 593242118 |
| NAIC Classification: | 212320 |
| NAIC Description: | Sand, Gravel, Clay, and Ceramic and Refractory Minerals Mining and Quarrying |
The following addresses have been detected on the 401k submissions:
| USA Mailing Address | |||||
|---|---|---|---|---|---|
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| Date first seen: 2009-01-01 | |||||
| Date last seen: 2025-06-30 | |||||
| Plan id# | Plan Name | Plan Start Date | Plan Effective Date |
|---|---|---|---|
| 001 | THE MARLON DUNN CONTRACTING/DUNCO MATERIALS 401(K) RETIREMENT PLAN | 2015-01-01 | 2009-02-01 |