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| Company Name: | OST INC |
| Employer identification number (EIN): | 522175314 |
| NAIC Classification: | 541990 |
| NAIC Description: | All Other Professional, Scientific, and Technical Services |
Additional information about OST INC
| Jurisdiction of Incorporation: | |
| Incorporation Date: | |
| Company Identification Number: |
More information about OST INC
The following addresses have been detected on the 401k submissions:
| USA Mailing Address | |||||
|---|---|---|---|---|---|
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| Date first seen: 2012-10-10 | |||||
| Date last seen: 2018-10-09 | |||||
| USA Mailing Address | ||||||
|---|---|---|---|---|---|---|
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| Date first seen: 2007-01-01 | ||||||
| Date last seen: 2025-08-31 | ||||||
| USA Mailing Address | ||||||
|---|---|---|---|---|---|---|
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| Date first seen: 2007-01-01 | ||||||
| Date last seen: 2025-09-30 | ||||||
| USA Mailing Address | ||||||
|---|---|---|---|---|---|---|
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| Date first seen: 2007-01-01 | ||||||
| Date last seen: 2025-11-23 | ||||||
| USA Mailing Address | ||||||
|---|---|---|---|---|---|---|
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| Date first seen: 2025-07-31 | ||||||
| Date last seen: 2025-11-24 | ||||||
| Date | Description |
|---|---|
| 2023-10-16 | 522175314 Change of name detected from OST to OST INC |
| 2022-10-17 | 522175314 Change of name detected from OST to OST INC |
| Plan id# | Plan Name | Plan Start Date | Plan Effective Date |
|---|---|---|---|
| 501 | OST, INC. EMPLOYEE BENEFITS PLAN | 2015-08-01 | 2011-08-01 |
| 001 | OST INC 401(K) PROFIT SHARING PLAN & TRUST | 2015-01-01 | 2001-06-01 |
| 502 | OST, INC. LIFE AND DISABILITY PLAN | 2013-08-01 | 2011-08-01 |
| 503 | OST, INC. DENTAL PLAN | 2013-08-01 | 2011-08-01 |
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