# Relationship history for MSHA mine 4603933

Current hierarchy: **Alpha Metallurgical Resources Inc → Spartan Mining Company, LLC → Pineville Processing**

- 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

- **operator_operates_mine:** Robinson-Phillips Coal Company Inc → Pineville Processing; 1950-01-01 to 1985-09-08; source msha-controller-operator-history
- **controller_controls_mine:** Massey Energy Company → Pineville Processing; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Massey Energy Company → Robinson-Phillips Coal Company Inc; 1950-01-01 to 1985-09-08; source msha-controller-operator-history
- **operator_operates_mine:** Osborne Brothers Construction Company Inc → Pineville Processing; 1985-09-09 to 1986-05-11; source msha-controller-operator-history
- **controller_controls_mine:** Osborne Ted & Mark → Pineville Processing; 1985-09-09 to 1986-05-11; source msha-controller-operator-history
- **controller_controls_operator:** Osborne Ted & Mark → Osborne Brothers Construction Company Inc; 1985-09-09 to 1986-05-11; source msha-controller-operator-history
- **operator_operates_mine:** Black Horse Coal Mining & Sales Inc → Pineville Processing; 1986-05-12 to 1989-01-22; source msha-controller-operator-history
- **controller_controls_mine:** Thomas Lewis C → Pineville Processing; 1986-05-12 to 1989-01-22; source msha-controller-operator-history
- **controller_controls_operator:** Thomas Lewis C → Black Horse Coal Mining & Sales Inc; 1986-05-12 to 1989-01-22; source msha-controller-operator-history
- **operator_operates_mine:** Robinson-Phillips Coal Company Inc → Pineville Processing; 1989-01-23 to 1993-05-10; source msha-controller-operator-history
- **controller_controls_operator:** Massey Energy Company → Robinson-Phillips Coal Company Inc; 1989-01-23 to 1993-05-10; source msha-controller-operator-history
- **operator_operates_mine:** Shane Coal Company → Pineville Processing; 1993-05-11 to 2001-06-13; source msha-controller-operator-history
- **controller_controls_mine:** George E  Barker → Pineville Processing; 1993-05-11 to 2001-06-13; source msha-controller-operator-history
- **controller_controls_operator:** George E  Barker → Shane Coal Company; 1993-05-11 to 2001-06-13; source msha-controller-operator-history
- **controller_controls_mine:** Massey Energy Company → Pineville Processing; 1996-02-05 to 2011-05-31; source msha-controller-operator-history
- **operator_operates_mine:** Shane Coal Company → Pineville Processing; 2001-06-14 to 2006-08-13; source msha-controller-operator-history
- **controller_controls_mine:** Kevin  Large → Pineville Processing; 2001-06-14 to 2007-04-09; source msha-controller-operator-history
- **controller_controls_operator:** Kevin  Large → Shane Coal Company; 2001-06-14 to 2006-08-13; source msha-controller-operator-history
- **operator_operates_mine:** Kenster Coal and Trucking → Pineville Processing; 2006-08-14 to 2006-12-04; source msha-controller-operator-history
- **controller_controls_mine:** Seth E  Kennedy et al → Pineville Processing; 2006-08-14 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Seth E  Kennedy et al → Kenster Coal and Trucking; 2006-08-14 to 2006-12-04; source msha-controller-operator-history
- **controller_controls_operator:** Mark A  Lester et al → Kenster Coal and Trucking; 2006-08-14 to 2006-12-04; source msha-controller-operator-history
- **operator_operates_mine:** Shane Coal Company → Pineville Processing; 2006-12-05 to 2009-01-31; source msha-controller-operator-history
- **controller_controls_operator:** Kevin  Large → Shane Coal Company; 2006-12-05 to 2007-04-09; source msha-controller-operator-history
- **controller_controls_mine:** Edward A  Asbury → Pineville Processing; 2007-04-10 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Edward A  Asbury → Shane Coal Company; 2007-04-10 to 2006-08-13; source msha-controller-operator-history
- **controller_controls_operator:** Edward A  Asbury → Shane Coal Company; 2007-04-10 to 2009-01-31; source msha-controller-operator-history
- **operator_operates_mine:** Little Seam Mining Company Inc → Pineville Processing; 2009-02-01 to 2011-03-03; source msha-controller-operator-history
- **controller_controls_mine:** Thomas D  Little Jr → Pineville Processing; 2009-02-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Thomas D  Little Jr → Little Seam Mining Company Inc; 2009-02-01 to 2011-03-03; source msha-controller-operator-history
- **operator_operates_mine:** Spartan Mining Company, LLC → Pineville Processing; 2011-03-04 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Massey Energy Company → Spartan Mining Company, LLC; 2011-03-04 to 2011-05-31; source msha-controller-operator-history
- **controller_controls_mine:** Alpha Natural Resources, Inc. → Pineville Processing; 2011-06-01 to 2016-07-25; source msha-controller-operator-history
- **controller_controls_operator:** Alpha Natural Resources, Inc. → Spartan Mining Company, LLC; 2011-06-01 to 2016-07-25; source msha-controller-operator-history
- **controller_controls_mine:** Alpha Natural Resources Holdings, Inc → Pineville Processing; 2016-07-26 to 2018-11-08; source msha-controller-operator-history
- **controller_controls_operator:** Alpha Natural Resources Holdings, Inc → Spartan Mining Company, LLC; 2016-07-26 to 2018-11-08; source msha-controller-operator-history
- **controller_controls_mine:** Alpha Metallurgical Resources Inc → Pineville Processing; 2018-11-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Alpha Metallurgical Resources Inc → Spartan Mining Company, LLC; 2018-11-09 to current/open; source msha-controller-operator-history