# Relationship history for MSHA mine 4105398

Current hierarchy: **Iron Oak Energy Solutions LLC → Iron Oak West Texas LLC → Kermit 115**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **operator_operates_mine:** Iron Oak West Texas LLC → Kermit 115; 2018-11-05 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Stephen  Greak et al → Kermit 115; 2018-11-05 to 2025-03-31; source msha-controller-operator-history
- **controller_controls_operator:** Stephen  Greak et al → Iron Oak West Texas LLC; 2018-11-05 to 2025-03-31; source msha-controller-operator-history
- **controller_controls_operator:** Dustin  Bailey et al → Iron Oak West Texas LLC; 2018-11-05 to 2025-03-31; source msha-controller-operator-history
- **controller_controls_mine:** Iron Oak Energy Solutions LLC → Kermit 115; 2025-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Iron Oak Energy Solutions LLC → Iron Oak West Texas LLC; 2025-04-01 to current/open; source msha-controller-operator-history