# Relationship history for MSHA mine 1519439

Current hierarchy: **Barry  Runyon; Brian A  Runyon → K-Jac Energy Inc → Job #4**

- 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:** Brian A  Runyon et al → Job #4; 1985-05-08 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Clyde  Mennach et al → Job #4; 2005-08-22 to 2006-10-15; source msha-controller-operator-history
- **controller_controls_mine:** Suzette  Meenach et al → Job #4; 2006-10-16 to 2013-05-09; source msha-controller-operator-history
- **operator_operates_mine:** Mountain Source Energy, LLC → Job #4; 2009-10-28 to 2010-04-21; source msha-controller-operator-history
- **controller_controls_operator:** Clyde  Mennach et al → Mountain Source Energy, LLC; 2009-10-28 to 2006-10-15; source msha-controller-operator-history
- **controller_controls_operator:** Paul E Alexander et al → Mountain Source Energy, LLC; 2009-10-28 to 2006-10-15; source msha-controller-operator-history
- **controller_controls_operator:** Suzette  Meenach et al → Mountain Source Energy, LLC; 2009-10-28 to 2010-04-21; source msha-controller-operator-history
- **controller_controls_operator:** Clyde  Meenach  et al → Mountain Source Energy, LLC; 2009-10-28 to 2010-04-21; source msha-controller-operator-history
- **operator_operates_mine:** K-Jac Energy Inc → Job #4; 2010-04-22 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Brian A  Runyon et al → K-Jac Energy Inc; 2010-04-22 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Barry  Runyon et al → K-Jac Energy Inc; 2010-04-22 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Steven R  Adkins et al → Job #4; 2013-05-10 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Steven R  Adkins et al → Mountain Source Energy, LLC; 2013-05-10 to 2010-04-21; source msha-controller-operator-history
- **controller_controls_operator:** Clyde E  Meenach et al → Mountain Source Energy, LLC; 2013-05-10 to 2010-04-21; source msha-controller-operator-history