# Relationship history for MSHA mine 2700525

Current hierarchy: **Andrew  LePage; Jason  deWildt → SUR Construction Inc → SUR Astec GT 125**

- 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:** Wilfrid  Creteau et al → SUR Astec GT 125; 2020-05-05 to 2024-05-31; source msha-controller-operator-history
- **operator_operates_mine:** SUR Construction Inc → SUR Astec GT 125; 2022-06-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Wilfrid  Creteau et al → SUR Construction Inc; 2022-06-08 to 2024-05-31; source msha-controller-operator-history
- **controller_controls_operator:** Jason  DeWildt et al → SUR Construction Inc; 2022-06-08 to 2024-05-31; source msha-controller-operator-history
- **controller_controls_operator:** Andrew  Lepage et al → SUR Construction Inc; 2022-06-08 to 2024-05-31; source msha-controller-operator-history
- **controller_controls_mine:** Andrew  LePage et al → SUR Astec GT 125; 2024-06-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Andrew  LePage et al → SUR Construction Inc; 2024-06-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jason  deWildt et al → SUR Construction Inc; 2024-06-01 to current/open; source msha-controller-operator-history