# Relationship history for MSHA mine 0302069

Current hierarchy: **James  Zigras → Avant Mining LLC → Fisher Mountain**

- 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

- **controller_controls_mine:** James  Zigras → Fisher Mountain; 2017-03-28 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Avant Mining LLC → Fisher Mountain; 2020-01-30 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James  Zigras → Avant Mining LLC; 2020-01-30 to current/open; source msha-controller-operator-history