# Relationship history for MSHA mine 4407327

Current hierarchy: **Metinvest B V → Pocahontas Coal Company → SHM #53 Miner**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **controller_controls_mine:** Kenneth L  Stacy → SHM #53 Miner; 2001-08-01 to 2006-02-09; source msha-controller-operator-history
- **controller_controls_mine:** United  Company → SHM #53 Miner; 2004-10-22 to 2009-04-29; source msha-controller-operator-history
- **controller_controls_mine:** United  Company → SHM #53 Miner; 2006-02-10 to 2009-04-29; source msha-controller-operator-history
- **controller_controls_mine:** Metinvest B V → SHM #53 Miner; 2009-04-30 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Metinvest B V → SHM #53 Miner; 2011-06-10 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Omega Holdings LLC → SHM #53 Miner; 2014-09-10 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Omega Highwall Mining Services, LLC → SHM #53 Miner; 2014-09-30 to 2018-07-10; source msha-controller-operator-history
- **controller_controls_operator:** Omega Holdings LLC → Omega Highwall Mining Services, LLC; 2014-09-30 to 2018-07-10; source msha-controller-operator-history
- **operator_operates_mine:** Surface Minerals Company → SHM #53 Miner; 2018-07-11 to 2021-03-03; source msha-controller-operator-history
- **controller_controls_operator:** Metinvest B V → Surface Minerals Company; 2018-07-11 to 2021-03-03; source msha-controller-operator-history
- **controller_controls_operator:** United  Company → Surface Minerals Company; 2018-07-11 to 2009-04-29; source msha-controller-operator-history
- **controller_controls_operator:** Kenneth L  Stacy → Surface Minerals Company; 2018-07-11 to 2006-02-09; source msha-controller-operator-history
- **controller_controls_mine:** John T  Quintrell → SHM #53 Miner; 2019-09-16 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Civil, LLC → SHM #53 Miner; 2021-03-04 to 2022-02-24; source msha-controller-operator-history
- **controller_controls_operator:** John T  Quintrell → Civil, LLC; 2021-03-04 to 2022-02-24; source msha-controller-operator-history
- **operator_operates_mine:** Pocahontas Coal Company, LLC → SHM #53 Miner; 2022-02-25 to 2022-04-28; source msha-controller-operator-history
- **controller_controls_operator:** Metinvest B V → Pocahontas Coal Company, LLC; 2022-02-25 to 2022-04-28; source msha-controller-operator-history
- **operator_operates_mine:** Civil, LLC → SHM #53 Miner; 2022-04-29 to 2022-05-23; source msha-controller-operator-history
- **controller_controls_operator:** John T  Quintrell → Civil, LLC; 2022-04-29 to 2022-05-23; source msha-controller-operator-history
- **operator_operates_mine:** Carter Roag Coal Company → SHM #53 Miner; 2022-05-24 to 2024-04-14; source msha-controller-operator-history
- **controller_controls_operator:** Metinvest B V → Carter Roag Coal Company; 2022-05-24 to 2024-04-14; source msha-controller-operator-history
- **controller_controls_operator:** United  Company → Carter Roag Coal Company; 2022-05-24 to 2009-04-29; source msha-controller-operator-history
- **operator_operates_mine:** Pocahontas Coal Company → SHM #53 Miner; 2024-04-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Metinvest B V → Pocahontas Coal Company; 2024-04-15 to current/open; source msha-controller-operator-history