# Relationship history for MSHA mine 1600802

Current hierarchy: **CrowdOut Capital LLC → Arena Industrial, Inc. → BAYWOOD PLANT**

- 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:** Southern Silica of LA Inc. → BAYWOOD PLANT; 1950-01-01 to 2002-06-30; source msha-controller-operator-history
- **controller_controls_mine:** M D  Bryant Jr et al → BAYWOOD PLANT; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** M D  Bryant Jr et al → Southern Silica of LA Inc.; 1950-01-01 to 2002-06-30; source msha-controller-operator-history
- **controller_controls_mine:** M D  Bryant Jr et al → BAYWOOD PLANT; 1990-03-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Southern Filter Media, LLC → BAYWOOD PLANT; 2002-07-01 to 2018-06-19; source msha-controller-operator-history
- **controller_controls_operator:** M D  Bryant Jr et al → Southern Filter Media, LLC; 2002-07-01 to 2018-06-19; source msha-controller-operator-history
- **operator_operates_mine:** Shale Support Louisiana Holdings, LLC → BAYWOOD PLANT; 2018-06-20 to 2020-02-29; source msha-controller-operator-history
- **controller_controls_mine:** Michel B  Moreno et al → BAYWOOD PLANT; 2018-06-20 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Michel B  Moreno et al → Shale Support Louisiana Holdings, LLC; 2018-06-20 to 2020-02-29; source msha-controller-operator-history
- **operator_operates_mine:** Arena Industrial, Inc. → BAYWOOD PLANT; 2020-03-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** CrowdOut Capital LLC → BAYWOOD PLANT; 2020-03-03 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** CrowdOut Capital LLC → Arena Industrial, Inc.; 2020-03-03 to current/open; source msha-controller-operator-history