# Relationship history for MSHA mine 0801377

Current hierarchy: **Quikrete Construction Materials, LLC → Georgia Stone Products LLC → Ocala 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:** MFM Limestone LLC → Ocala Quarry; 2009-01-05 to 2016-04-25; source msha-controller-operator-history
- **controller_controls_mine:** Direct Capital Partners et al → Ocala Quarry; 2009-01-05 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Direct Capital Partners et al → MFM Limestone LLC; 2009-01-05 to 2016-04-25; source msha-controller-operator-history
- **operator_operates_mine:** Magnum Materials LLC → Ocala Quarry; 2016-04-26 to 2016-10-26; source msha-controller-operator-history
- **controller_controls_mine:** Scott  Ritchey → Ocala Quarry; 2016-04-26 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Scott  Ritchey → Magnum Materials LLC; 2016-04-26 to 2016-10-26; source msha-controller-operator-history
- **operator_operates_mine:** SCI Materials, Inc. → Ocala Quarry; 2016-10-27 to 2022-10-16; source msha-controller-operator-history
- **controller_controls_mine:** Steve  Counts → Ocala Quarry; 2016-10-27 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Steve  Counts → SCI Materials, Inc.; 2016-10-27 to 2022-10-16; source msha-controller-operator-history
- **controller_controls_mine:** Summit Materials LLC → Ocala Quarry; 2017-08-04 to 2025-02-09; source msha-controller-operator-history
- **operator_operates_mine:** Georgia Stone Products LLC → Ocala Quarry; 2022-10-17 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Summit Materials LLC → Georgia Stone Products LLC; 2022-10-17 to 2025-02-09; source msha-controller-operator-history
- **controller_controls_mine:** Quikrete Construction Materials, LLC → Ocala Quarry; 2025-02-10 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Quikrete Construction Materials, LLC → Georgia Stone Products LLC; 2025-02-10 to current/open; source msha-controller-operator-history