# Relationship history for MSHA mine 0800956

Current hierarchy: **McDonald Investment Company Inc → Central State Aggregates LLC → Central State 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

- **controller_controls_mine:** American Resources Inc → Central State Aggregates LLC; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Carl E  Petrillo → Central State Aggregates LLC; 1950-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Zephyr Rock & Lime Inc → Central State Aggregates LLC; 1980-05-01 to 1981-11-19; source msha-controller-operator-history
- **controller_controls_mine:** Gregory  Eickwort → Central State Aggregates LLC; 1980-05-01 to 1981-11-19; source msha-controller-operator-history
- **controller_controls_operator:** Gregory  Eickwort → Zephyr Rock & Lime Inc; 1980-05-01 to 1981-11-19; source msha-controller-operator-history
- **operator_operates_mine:** Dolime Minerals Company → Central State Aggregates LLC; 1981-11-20 to 1984-08-12; source msha-controller-operator-history
- **controller_controls_operator:** American Resources Inc → Dolime Minerals Company; 1981-11-20 to 1984-08-12; source msha-controller-operator-history
- **operator_operates_mine:** Zephyr Rock & Lime Inc → Central State Aggregates LLC; 1984-08-13 to 1987-08-19; source msha-controller-operator-history
- **controller_controls_mine:** Elli M A  Mills → Central State Aggregates LLC; 1984-08-13 to 1987-08-19; source msha-controller-operator-history
- **controller_controls_operator:** Elli M A  Mills → Zephyr Rock & Lime Inc; 1984-08-13 to 1987-08-19; source msha-controller-operator-history
- **operator_operates_mine:** Zephyr Rock & Lime Inc → Central State Aggregates LLC; 1987-08-20 to 1990-04-12; source msha-controller-operator-history
- **controller_controls_mine:** P K Ventures → Central State Aggregates LLC; 1987-08-20 to 1990-04-12; source msha-controller-operator-history
- **controller_controls_operator:** P K Ventures → Zephyr Rock & Lime Inc; 1987-08-20 to 1990-04-12; source msha-controller-operator-history
- **operator_operates_mine:** Plaza Materials Company → Central State Aggregates LLC; 1990-04-13 to 2007-11-16; source msha-controller-operator-history
- **controller_controls_operator:** Carl E  Petrillo → Plaza Materials Company; 1990-04-13 to 2007-11-16; source msha-controller-operator-history
- **operator_operates_mine:** Central State Aggregates LLC → Central State Aggregates LLC; 2007-11-17 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** McDonald Investment Company Inc → Central State Aggregates LLC; 2007-11-17 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** McDonald Investment Company Inc → Central State Aggregates LLC; 2007-11-17 to current/open; source msha-controller-operator-history