# Relationship history for MSHA mine 4609127

Current hierarchy: **Josh M  Harmon; Jesse C  Harmon → Selco Construction Services, Inc. → Bearwallow Hollow No Cost Reclamation Pr**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **operator_operates_mine:** Regal Enterprises, Inc. → Bearwallow Hollow No Cost Reclamation Pr; 2005-11-01 to 2010-05-25; source msha-controller-operator-history
- **controller_controls_mine:** Patrick  Hopkins → Bearwallow Hollow No Cost Reclamation Pr; 2005-11-01 to 2006-11-08; source msha-controller-operator-history
- **controller_controls_operator:** Patrick  Hopkins → Regal Enterprises, Inc.; 2005-11-01 to 2006-11-08; source msha-controller-operator-history
- **controller_controls_mine:** Jeffrey  Hopkins → Bearwallow Hollow No Cost Reclamation Pr; 2006-11-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jeffrey  Hopkins → Regal Enterprises, Inc.; 2006-11-09 to 2010-05-25; source msha-controller-operator-history
- **operator_operates_mine:** Selco Construction Services, Inc. → Bearwallow Hollow No Cost Reclamation Pr; 2010-05-26 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Josh M  Harmon et al → Bearwallow Hollow No Cost Reclamation Pr; 2010-05-26 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Josh M  Harmon et al → Selco Construction Services, Inc.; 2010-05-26 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jesse C  Harmon et al → Selco Construction Services, Inc.; 2010-05-26 to current/open; source msha-controller-operator-history