# Relationship history for MSHA mine 1002093

Current hierarchy: **Greg A  Sutton → Sutton Excavation Inc. → Sutton Excavation Inc.**

- 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:** Sutton Excavation Inc. → Sutton Excavation Inc.; 2006-05-10 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Greg A  Sutton → Sutton Excavation Inc.; 2006-05-10 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Greg A  Sutton → Sutton Excavation Inc.; 2006-05-10 to current/open; source msha-controller-operator-history