# Relationship history for MSHA mine 1600555

Current hierarchy: **CrowdOut Capital LLC → Arena Industrial Inc. → Kinder 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: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **operator_operates_mine:** Kinder Sand Company LLC → Kinder Plant; 1950-01-01 to 2018-07-04; source msha-controller-operator-history
- **controller_controls_mine:** M D  Bryant Jr et al → Kinder Plant; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** M D  Bryant Jr et al → Kinder Sand Company LLC; 1950-01-01 to 2018-07-04; source msha-controller-operator-history
- **controller_controls_mine:** Michel B  Moreno et al → Kinder Plant; 2018-06-20 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Shale Support Louisiana Holdings, LLC → Kinder Plant; 2018-07-05 to 2020-03-02; source msha-controller-operator-history
- **controller_controls_operator:** Michel B  Moreno et al → Shale Support Louisiana Holdings, LLC; 2018-07-05 to 2020-03-02; source msha-controller-operator-history
- **operator_operates_mine:** Arena Industrial Inc. → Kinder Plant; 2020-03-03 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** CrowdOut Capital LLC → Kinder 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