# Relationship history for MSHA mine 4403088

Current hierarchy: **Keri Alyssa Findley → Cumberland Coal Corporation → PIGEON CREEK**

- 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:** Westmoreland Coal Company → PIGEON CREEK; 1950-01-01 to 1996-05-19; source msha-controller-operator-history
- **controller_controls_mine:** Westmoreland Coal Company → PIGEON CREEK; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Westmoreland Coal Company → Westmoreland Coal Company; 1950-01-01 to 1996-05-19; source msha-controller-operator-history
- **operator_operates_mine:** Stonega Mining & Processing Company → PIGEON CREEK; 1996-05-20 to 2000-02-04; source msha-controller-operator-history
- **controller_controls_mine:** Harry W  Meador III → PIGEON CREEK; 1996-05-20 to 2000-02-04; source msha-controller-operator-history
- **controller_controls_operator:** Harry W  Meador III → Stonega Mining & Processing Company; 1996-05-20 to 2000-02-04; source msha-controller-operator-history
- **operator_operates_mine:** East Mountain Processing Llc → PIGEON CREEK; 2000-02-05 to 2007-08-05; source msha-controller-operator-history
- **controller_controls_mine:** Bill  Porter → PIGEON CREEK; 2000-02-05 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Bill  Porter → East Mountain Processing Llc; 2000-02-05 to 2007-08-05; source msha-controller-operator-history
- **operator_operates_mine:** Pigeon Creek Processing Corporation → PIGEON CREEK; 2007-08-06 to 2015-07-30; source msha-controller-operator-history
- **controller_controls_mine:** Cumberland Resources Corporation → PIGEON CREEK; 2007-08-06 to 2010-04-18; source msha-controller-operator-history
- **controller_controls_operator:** Cumberland Resources Corporation → Pigeon Creek Processing Corporation; 2007-08-06 to 2010-04-18; source msha-controller-operator-history
- **controller_controls_mine:** Jeffery A  Hoops → PIGEON CREEK; 2009-05-08 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Massey Energy Company → PIGEON CREEK; 2010-04-19 to 2011-05-31; source msha-controller-operator-history
- **controller_controls_operator:** Massey Energy Company → Pigeon Creek Processing Corporation; 2010-04-19 to 2011-05-31; source msha-controller-operator-history
- **controller_controls_mine:** Alpha Natural Resources, Inc. → PIGEON CREEK; 2011-06-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Alpha Natural Resources, Inc. → Pigeon Creek Processing Corporation; 2011-06-01 to 2015-07-30; source msha-controller-operator-history
- **operator_operates_mine:** Blackjewel L.L.C. → PIGEON CREEK; 2015-07-31 to 2019-09-18; source msha-controller-operator-history
- **controller_controls_operator:** Jeffery A  Hoops → Blackjewel L.L.C.; 2015-07-31 to 2019-09-18; source msha-controller-operator-history
- **operator_operates_mine:** INMET Mining, LLC. → PIGEON CREEK; 2019-09-19 to 2023-08-01; source msha-controller-operator-history
- **controller_controls_mine:** Industrial Minerals Group LLC → PIGEON CREEK; 2019-09-19 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Industrial Minerals Group LLC → INMET Mining, LLC.; 2019-09-19 to 2023-08-01; source msha-controller-operator-history
- **controller_controls_mine:** Charles  Whitfield et al → PIGEON CREEK; 2019-10-17 to 2019-11-14; source msha-controller-operator-history
- **controller_controls_mine:** Ascentia Inc → PIGEON CREEK; 2019-11-15 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Coking Coal, LLC → PIGEON CREEK; 2023-08-02 to 2025-11-16; source msha-controller-operator-history
- **controller_controls_operator:** Charles  Whitfield et al → Coking Coal, LLC; 2023-08-02 to 2019-11-14; source msha-controller-operator-history
- **controller_controls_operator:** Lloyd  Hill et al → Coking Coal, LLC; 2023-08-02 to 2019-11-14; source msha-controller-operator-history
- **controller_controls_operator:** James  Chisholm et al → Coking Coal, LLC; 2023-08-02 to 2019-11-14; source msha-controller-operator-history
- **controller_controls_operator:** Ascentia Inc → Coking Coal, LLC; 2023-08-02 to 2025-11-16; source msha-controller-operator-history
- **controller_controls_mine:** Keri Alyssa Findley → PIGEON CREEK; 2025-09-22 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Cumberland Coal Corporation → PIGEON CREEK; 2025-11-17 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Keri Alyssa Findley → Cumberland Coal Corporation; 2025-11-17 to current/open; source msha-controller-operator-history