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| Company Name: | HIGH-PURITY SILICON AMERICA CORPORATION |
| Employer identification number (EIN): | 631174563 |
| NAIC Classification: | 325200 |
The following addresses have been detected on the 401k submissions:
| USA Mailing Address | |||||
|---|---|---|---|---|---|
| |||||
| Date first seen: 2007-01-01 | |||||
| Date last seen: 2025-11-23 | |||||
| USA Location Address | |||||
|---|---|---|---|---|---|
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| Date first seen: 2007-01-01 | |||||
| Date last seen: 2024-12-31 | |||||
| Date | Description |
|---|---|
| 2024-08-27 | 631174563 Change of name detected from MITSUBISHI POLYSILICON AMERICA CORP. to HIGH-PURITY SILICON AMERICA CORPORATION |
| 2024-08-27 | 631174563 Change of plan name detected from MITSUBISHI POLYSILICON SAVINGS AND INVESTMENT PLAN to HIGH-PURITY SILICON AMERICA CORPORATION SAVINGS AND INVESTMENT PLAN for plan ID 001 |
| 2024-08-16 | 631174563 Change of name detected from MITSUBISHI POLYCRYSTALLINE SILICON AMERICA CORPORATION to HIGH-PURITY SILICON AMERICA CORPORATION |
| 2024-08-16 | 631174563 Change of plan name detected from MITSUBISHI POLYCRYSTALLINE SILICON AMERICA CORPORATION INSURANCE PLAN to HIGH-PURITY SILICON AMERICA CORPORATION INSURANCE PLAN for plan ID 502 |
| 2021-10-14 | 631174563 Change of name detected from MITSUBISHI POLYCRYSTALLINE SILICON AMERICA CORPORATION to MITSUBISHI POLYSILICON AMERICA CORP. |
| Plan id# | Plan Name | Plan Start Date | Plan Effective Date |
|---|---|---|---|
| 001 | HIGH-PURITY SILICON AMERICA CORPORATION SAVINGS AND INVESTMENT PLAN | 2015-01-01 | 1996-12-01 |
| 502 | HIGH-PURITY SILICON AMERICA CORPORATION INSURANCE PLAN | 2015-01-01 | 1996-11-01 |
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