# Relationship history for MSHA mine 4105037

Current hierarchy: **SiteOne Landscape Supply → WHITTLESEY LANDSCAPE SUPPLIES & RECYCLING, INC. → Savage Ranch**

- 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:** WHITTLESEY LANDSCAPE SUPPLIES & RECYCLING, INC. → Savage Ranch; 2013-09-03 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Clayton  Whittlesey → Savage Ranch; 2013-09-03 to 2022-12-20; source msha-controller-operator-history
- **controller_controls_operator:** Clayton  Whittlesey → WHITTLESEY LANDSCAPE SUPPLIES & RECYCLING, INC.; 2013-09-03 to 2022-12-20; source msha-controller-operator-history
- **controller_controls_mine:** SiteOne Landscape Supply → Savage Ranch; 2022-12-21 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** SiteOne Landscape Supply → WHITTLESEY LANDSCAPE SUPPLIES & RECYCLING, INC.; 2022-12-21 to current/open; source msha-controller-operator-history