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| Company Name: | MACK ENERGY CO. |
| Employer identification number (EIN): | 731122060 |
| NAIC Classification: | 211120 |
| NAIC Description: | Crude Petroleum Extraction |
The following addresses have been detected on the 401k submissions:
| USA Mailing Address | |||||
|---|---|---|---|---|---|
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| Date first seen: 2011-06-30 | |||||
| Date last seen: 2018-06-25 | |||||
| USA Location Address | |||||
|---|---|---|---|---|---|
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| Date first seen: 2007-09-01 | |||||
| Date last seen: 2025-07-31 | |||||
| USA Mailing Address | |||||
|---|---|---|---|---|---|
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| Date first seen: 2012-10-01 | |||||
| Date last seen: 2025-09-16 | |||||
| USA Mailing Address | |||||
|---|---|---|---|---|---|
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| Date first seen: 2007-01-01 | |||||
| Date last seen: 2025-06-30 | |||||
| USA Mailing Address | |||||
|---|---|---|---|---|---|
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| Date first seen: 2010-09-01 | |||||
| Date last seen: 2025-10-03 | |||||
| USA Mailing Address | |||||
|---|---|---|---|---|---|
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| Date first seen: 2010-09-01 | |||||
| Date last seen: 2025-10-03 | |||||
| USA Location Address | |||||
|---|---|---|---|---|---|
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| Date first seen: 2025-07-31 | |||||
| Date last seen: 2025-09-16 | |||||
| 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: 2025-11-23 | |||||
| Date | Description |
|---|---|
| 2021-10-07 | 731122060 Change of name detected from MACK ENERGY COMPANY to MACK ENERGY CO. |
| Plan id# | Plan Name | Plan Start Date | Plan Effective Date |
|---|---|---|---|
| 501 | MACK ENERGY INSURED WELFARE PLAN | 2009-12-01 | 1988-12-01 |
| 001 | MACK ENERGY CO. CASH OR DEFERRED PROFIT SHARING RETIREMENT PLAN | 2016-01-01 | 1956-08-30 |
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