# Relationship history for MSHA mine 1519724

Current hierarchy: **Danny D Mead; Virginia Jenny"  Mead Hicks" → MRM MINING INC. → NO. 5**

- 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:** Greg  Damron  et al → NO. 5; 2005-05-26 to 2018-08-12; source msha-controller-operator-history
- **controller_controls_mine:** Minerva Ruth  Mead → NO. 5; 2007-10-15 to 2013-05-29; source msha-controller-operator-history
- **controller_controls_mine:** Virginia  Mead → NO. 5; 2013-05-30 to 2021-12-07; source msha-controller-operator-history
- **operator_operates_mine:** Matt/Co, Inc. → NO. 5; 2013-10-31 to 2014-04-13; source msha-controller-operator-history
- **controller_controls_mine:** Clark D  Pergrem → NO. 5; 2013-10-31 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Clark D  Pergrem → Matt/Co, Inc.; 2013-10-31 to 2014-04-13; source msha-controller-operator-history
- **operator_operates_mine:** Cheyenne Enterprises, Inc. → NO. 5; 2014-04-14 to 2018-12-20; source msha-controller-operator-history
- **controller_controls_operator:** Greg  Damron  et al → Cheyenne Enterprises, Inc.; 2014-04-14 to 2018-08-12; source msha-controller-operator-history
- **controller_controls_operator:** Henry  Chaney  et al → Cheyenne Enterprises, Inc.; 2014-04-14 to 2018-08-12; source msha-controller-operator-history
- **controller_controls_mine:** Greg  Damron → NO. 5; 2018-08-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Greg  Damron → Cheyenne Enterprises, Inc.; 2018-08-13 to 2018-12-20; source msha-controller-operator-history
- **controller_controls_mine:** Larry  Hamilton → NO. 5; 2018-08-23 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** R & S Coal LLC → NO. 5; 2018-12-21 to 2019-05-01; source msha-controller-operator-history
- **controller_controls_operator:** Larry  Hamilton → R & S Coal LLC; 2018-12-21 to 2019-05-01; source msha-controller-operator-history
- **operator_operates_mine:** MRM MINING INC. → NO. 5; 2019-05-02 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Minerva Ruth  Mead → MRM MINING INC.; 2019-05-02 to 2013-05-29; source msha-controller-operator-history
- **controller_controls_operator:** Virginia  Mead → MRM MINING INC.; 2019-05-02 to 2021-12-07; source msha-controller-operator-history
- **controller_controls_mine:** Danny D Mead → NO. 5; 2021-12-08 to 2023-09-30; source msha-controller-operator-history
- **controller_controls_operator:** Danny D Mead → MRM MINING INC.; 2021-12-08 to 2023-09-30; source msha-controller-operator-history
- **controller_controls_mine:** Virginia Jenny"  Mead Hicks et al" → NO. 5; 2023-10-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Virginia Jenny"  Mead Hicks et al" → MRM MINING INC.; 2023-10-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Danny D Mead et al → MRM MINING INC.; 2023-10-01 to current/open; source msha-controller-operator-history