# Relationship history for MSHA mine 4105184

Current hierarchy: **Jose G  Montoya → JGM Aggregates, LLC → JGM Aggregates LLC**

- 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:** JGM Aggregates, LLC → JGM Aggregates LLC; 2016-03-28 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Jose G  Montoya → JGM Aggregates LLC; 2016-03-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jose G  Montoya → JGM Aggregates, LLC; 2016-03-28 to current/open; source msha-controller-operator-history