# Relationship history for MSHA mine 4104896

Current hierarchy: **Steve  Galmor → Galmor's / G&G Steam Services, Inc. → Galmor's Mining**

- 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:** Galmor's Inc. → Galmor's Mining; 2011-07-27 to 2012-03-06; source msha-controller-operator-history
- **controller_controls_mine:** Steve  Galmor → Galmor's Mining; 2011-07-27 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Steve  Galmor → Galmor's Inc.; 2011-07-27 to 2012-03-06; source msha-controller-operator-history
- **operator_operates_mine:** Galmor's / G&G Steam Services, Inc. → Galmor's Mining; 2012-03-07 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Steve  Galmor → Galmor's Mining; 2012-03-07 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Steve  Galmor → Galmor's / G&G Steam Services, Inc.; 2012-03-07 to current/open; source msha-controller-operator-history