# Relationship history for MSHA mine 4407129

Current hierarchy: **Alpha Metallurgical Resources Inc → Paramont Contura, LLC → Deep Mine 25**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **controller_controls_mine:** Paul M  Hogg → Deep Mine 25; 1989-05-01 to 2025-03-18; source msha-controller-operator-history
- **controller_controls_mine:** Alpha Natural Resources, Inc. → Deep Mine 25; 2002-12-13 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Paramont Coal Company Virginia, LLC. → Deep Mine 25; 2004-10-01 to 2015-10-04; source msha-controller-operator-history
- **controller_controls_operator:** Alpha Natural Resources, Inc. → Paramont Coal Company Virginia, LLC.; 2004-10-01 to 2015-10-04; source msha-controller-operator-history
- **operator_operates_mine:** Jarisa, Inc. → Deep Mine 25; 2015-10-05 to 2018-02-07; source msha-controller-operator-history
- **controller_controls_operator:** Paul M  Hogg → Jarisa, Inc.; 2015-10-05 to 2018-02-07; source msha-controller-operator-history
- **controller_controls_mine:** Alpha Metallurgical Resources Inc → Deep Mine 25; 2016-07-26 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Paramont Contura, LLC → Deep Mine 25; 2018-02-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Alpha Metallurgical Resources Inc → Paramont Contura, LLC; 2018-02-08 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Jason  Hogg et al → Deep Mine 25; 2025-03-19 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jason  Hogg et al → Jarisa, Inc.; 2025-03-19 to 2018-02-07; source msha-controller-operator-history
- **controller_controls_operator:** Larissa  Bailey et al → Jarisa, Inc.; 2025-03-19 to 2018-02-07; source msha-controller-operator-history