# Relationship history for MSHA mine 2302274

Current hierarchy: **Jeremy D  Greer → Ray County Stone Producers LLC → Ray County Stone Producers LLC**

- 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:** Ray County Stone Producers LLC → Ray County Stone Producers LLC; 2002-10-30 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Jeremy D  Greer → Ray County Stone Producers LLC; 2002-10-30 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jeremy D  Greer → Ray County Stone Producers LLC; 2002-10-30 to current/open; source msha-controller-operator-history