# Relationship history for MSHA mine 4407303

Current hierarchy: **Savage Companies → SAVAGE SERVICES CORP → SAVAGE BLENDING TERMINAL**

- 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

- **controller_controls_mine:** Savage Companies → SAVAGE BLENDING TERMINAL; 1993-08-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Power Fuels, LLC → SAVAGE BLENDING TERMINAL; 2012-12-12 to 2017-03-31; source msha-controller-operator-history
- **controller_controls_mine:** Steve  Rainero et al → SAVAGE BLENDING TERMINAL; 2012-12-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Steve  Rainero et al → Power Fuels, LLC; 2012-12-12 to 2017-03-31; source msha-controller-operator-history
- **controller_controls_operator:** Walt  Crickmer et al → Power Fuels, LLC; 2012-12-12 to 2017-03-31; source msha-controller-operator-history
- **operator_operates_mine:** Savage Services Corp → SAVAGE BLENDING TERMINAL; 2017-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Savage Companies → Savage Services Corp; 2017-04-01 to current/open; source msha-controller-operator-history