# Relationship history for MSHA mine 4609276

Current hierarchy: **Jason A  Kitzmiller → Alleghany Investments LLC → Mt Storm Quarry**

- 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:** Alleghany Investments LLC → Mt Storm Quarry; 2008-04-15 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Jason A  Kitzmiller  et al → Mt Storm Quarry; 2008-04-15 to 2023-02-02; source msha-controller-operator-history
- **controller_controls_operator:** Jason A  Kitzmiller  et al → Alleghany Investments LLC; 2008-04-15 to 2023-02-02; source msha-controller-operator-history
- **controller_controls_operator:** Gary D  Kitzmiller  et al → Alleghany Investments LLC; 2008-04-15 to 2023-02-02; source msha-controller-operator-history
- **controller_controls_mine:** Jason A  Kitzmiller → Mt Storm Quarry; 2023-02-03 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jason A  Kitzmiller → Alleghany Investments LLC; 2023-02-03 to current/open; source msha-controller-operator-history