# Relationship history for MSHA mine 4105358

Current hierarchy: **Martin  Ibarra → Martin Ibarra M & J Trucking Inc → M & J Trucking and Material**

- 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:** D & G TRUCKING AND MATERIALS → M & J Trucking and Material; 2018-05-15 to 2022-05-18; source msha-controller-operator-history
- **controller_controls_mine:** George  Montoya et al → M & J Trucking and Material; 2018-05-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** George  Montoya et al → D & G TRUCKING AND MATERIALS; 2018-05-15 to 2022-05-18; source msha-controller-operator-history
- **controller_controls_operator:** Diamantina  Montoya et al → D & G TRUCKING AND MATERIALS; 2018-05-15 to 2022-05-18; source msha-controller-operator-history
- **operator_operates_mine:** DG TRUCKING AND MATERIAL LLC → M & J Trucking and Material; 2022-05-19 to 2023-08-31; source msha-controller-operator-history
- **controller_controls_mine:** George  Montoya et al → M & J Trucking and Material; 2022-05-19 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** George  Montoya et al → DG TRUCKING AND MATERIAL LLC; 2022-05-19 to 2023-08-31; source msha-controller-operator-history
- **controller_controls_operator:** Diamantina  Montoya et al → DG TRUCKING AND MATERIAL LLC; 2022-05-19 to 2023-08-31; source msha-controller-operator-history
- **operator_operates_mine:** Martin Ibarra M & J Trucking Inc → M & J Trucking and Material; 2023-09-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Martin  Ibarra → M & J Trucking and Material; 2023-09-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Martin  Ibarra → Martin Ibarra M & J Trucking Inc; 2023-09-01 to current/open; source msha-controller-operator-history