| Company Name: | US COST, INC. |
| Employer identification number (EIN): | 581827672 |
| NAIC Classification: | 541330 |
| NAIC Description: | Engineering Services |
The following addresses have been detected on the 401k submissions:
| USA Location Address | |||||
|---|---|---|---|---|---|
| |||||
| Date first seen: 2011-07-18 | |||||
| Date last seen: 2018-08-01 | |||||
| USA Location Address | ||||||
|---|---|---|---|---|---|---|
| ||||||
| Date first seen: 2007-01-01 | ||||||
| Date last seen: 2025-08-31 | ||||||
| USA Mailing Address | |||||
|---|---|---|---|---|---|
| |||||
| Date first seen: 2007-01-01 | |||||
| Date last seen: 2025-10-04 | |||||
| Plan id# | Plan Name | Plan Start Date | Plan Effective Date |
|---|---|---|---|
| 001 | US COST, INC. 401(K) PROFIT SHARING PLAN | 2011-01-01 | 1989-01-01 |
| 501 | US COST INCORPORATED DBA RIB US COST HEALTH AND WELFARE BENEFITS PLAN | 2019-09-01 | 2019-09-01 |