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| Company Name: | SCIENCE & ENGINEERING SERVICES, INC. |
| Employer identification number (EIN): | 521569411 |
| NAIC Classification: | 541700 |
The following addresses have been detected on the 401k submissions:
| USA Mailing Address | ||||||
|---|---|---|---|---|---|---|
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| Date first seen: 2007-07-01 | ||||||
| Date last seen: 2025-06-30 | ||||||
| USA Location Address | ||||||
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| Date first seen: 2007-07-01 | ||||||
| Date last seen: 2025-06-30 | ||||||
| USA Mailing Address | ||||||
|---|---|---|---|---|---|---|
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| Date first seen: 2007-07-01 | ||||||
| Date last seen: 2025-11-23 | ||||||
| USA Mailing Address | |||||
|---|---|---|---|---|---|
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| Date first seen: 2007-07-01 | |||||
| Date last seen: 2025-12-03 | |||||
| Plan id# | Plan Name | Plan Start Date | Plan Effective Date |
|---|---|---|---|
| 001 | SCIENCE & ENGINEERING SERVICES, INC. 401(K) PLAN | 2014-01-01 | 1995-01-01 |
| 501 | SESI HEALTH AND WELFARE BENEFIT PLAN | 2015-06-01 | 2007-01-01 |
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