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| Company Name: | MEVION MEDICAL SYSTEMS INC. |
| Employer identification number (EIN): | 200794350 |
| NAIC Classification: | 541990 |
| NAIC Description: | All Other Professional, Scientific, and Technical Services |
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: 2025-11-20 | ||||||
| USA Location Address | |||||
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| Date first seen: 2012-10-15 | |||||
| Date last seen: 2013-10-14 | |||||
| USA Mailing Address | |||||
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| Date first seen: 2014-10-15 | |||||
| Date last seen: 2014-10-15 | |||||
| USA Location Address | |||||
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| Date first seen: 2011-10-17 | |||||
| Date last seen: 2011-10-17 | |||||
| USA Mailing Address | |||||
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| Date first seen: 2009-01-01 | |||||
| Date last seen: 2025-11-20 | |||||
| USA Mailing Address | |||||
|---|---|---|---|---|---|
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| Date first seen: 2009-01-01 | |||||
| Date last seen: 2025-11-22 | |||||
| Plan id# | Plan Name | Plan Start Date | Plan Effective Date |
|---|---|---|---|
| 001 | MEVION MEDICAL SYSTEMS INC. 401(K) PROFIT SHARING PLAN TRUST | 2015-01-01 | 2006-01-01 |
| 502 | MEVION MEDICAL SYSTEMS, INC. DENTAL PLAN | 2013-02-01 | 2013-02-01 |
| 503 | MEVION MEDICAL SYSTEMS, INC. LIFE AND DISABILITY PLAN | 2013-02-01 | 2013-02-01 |
| 501 | MEVION MEDICAL SYSTEMS, INC. MEDICAL PLAN | 2013-02-01 | 2013-02-01 |