# Relationship history for MSHA mine 4703625

Current hierarchy: **Clearlake Capital Partners; Charles  Young → Smart Sand, Inc → Smart Sand, 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: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **operator_operates_mine:** Fairview Cranberry Co., LLC → Smart Sand, Inc.; 2012-02-09 to 2012-07-08; source msha-controller-operator-history
- **controller_controls_mine:** Smart Sand Inc → Smart Sand, Inc.; 2012-02-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Smart Sand Inc → Fairview Cranberry Co., LLC; 2012-02-09 to 2012-07-08; source msha-controller-operator-history
- **operator_operates_mine:** Smart Sand, Inc → Smart Sand, Inc.; 2012-07-09 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Clearlake Capital Partners et al → Smart Sand, Inc.; 2012-07-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Clearlake Capital Partners et al → Smart Sand, Inc; 2012-07-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Charles  Young et al → Smart Sand, Inc; 2012-07-09 to current/open; source msha-controller-operator-history