# Relationship history for MSHA mine 3609901

Current hierarchy: **Force Aggregates LLC → Kinkead Aggregates LLC → LT 300 HP**

- 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:** H B Mellott Estate Inc → LT 300 HP; 1950-01-01 to 2022-04-04; source msha-controller-operator-history
- **controller_controls_mine:** Christopher J  Evans et al → LT 300 HP; 2010-06-10 to 2015-08-31; source msha-controller-operator-history
- **operator_operates_mine:** Mellott Company → LT 300 HP; 2010-10-06 to 2017-02-21; source msha-controller-operator-history
- **controller_controls_operator:** H B Mellott Estate Inc → Mellott Company; 2010-10-06 to 2017-02-21; source msha-controller-operator-history
- **controller_controls_mine:** Force Aggregates LLC → LT 300 HP; 2015-09-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Kinkead Aggregates LLC → LT 300 HP; 2017-02-22 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Christopher J  Evans et al → Kinkead Aggregates LLC; 2017-02-22 to 2015-08-31; source msha-controller-operator-history
- **controller_controls_operator:** Bryan  Force et al → Kinkead Aggregates LLC; 2017-02-22 to 2015-08-31; source msha-controller-operator-history
- **controller_controls_operator:** Force Aggregates LLC → Kinkead Aggregates LLC; 2017-02-22 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Jonathan  Schilowitz → LT 300 HP; 2022-04-05 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jonathan  Schilowitz → Mellott Company; 2022-04-05 to 2017-02-21; source msha-controller-operator-history