# Relationship history for MSHA mine 4608309

Current hierarchy: **Joe  Valis; Rufus W West → Glen Alum Operations, LLC → Upper Cedar Grove Mine No 3**

- 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:** New Land Leasing Company Inc → Upper Cedar Grove Mine No 3; 1993-06-01 to 1993-08-03; source msha-controller-operator-history
- **controller_controls_mine:** Tracy W  Hylton II → Upper Cedar Grove Mine No 3; 1993-06-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Tracy W  Hylton II → New Land Leasing Company Inc; 1993-06-01 to 1993-08-03; source msha-controller-operator-history
- **operator_operates_mine:** Westview Inc → Upper Cedar Grove Mine No 3; 1993-08-04 to 1994-03-20; source msha-controller-operator-history
- **controller_controls_mine:** Kenneth D  Coe → Upper Cedar Grove Mine No 3; 1993-08-04 to 1994-03-20; source msha-controller-operator-history
- **controller_controls_operator:** Kenneth D  Coe → Westview Inc; 1993-08-04 to 1994-03-20; source msha-controller-operator-history
- **operator_operates_mine:** Patton Inc → Upper Cedar Grove Mine No 3; 1994-03-21 to 2004-06-20; source msha-controller-operator-history
- **controller_controls_mine:** Harry M  Hylton → Upper Cedar Grove Mine No 3; 1994-03-21 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Harry M  Hylton → Patton Inc; 1994-03-21 to 2004-06-20; source msha-controller-operator-history
- **controller_controls_mine:** Coleman James B → Upper Cedar Grove Mine No 3; 2000-04-06 to 2001-04-16; source msha-controller-operator-history
- **operator_operates_mine:** Appalachian Eagle Inc → Upper Cedar Grove Mine No 3; 2004-06-21 to 2007-04-10; source msha-controller-operator-history
- **controller_controls_mine:** Rebecca  Sanders → Upper Cedar Grove Mine No 3; 2004-06-21 to 2005-07-20; source msha-controller-operator-history
- **controller_controls_operator:** Rebecca  Sanders → Appalachian Eagle Inc; 2004-06-21 to 2005-07-20; source msha-controller-operator-history
- **controller_controls_operator:** Coleman James B → Appalachian Eagle Inc; 2004-06-21 to 2001-04-16; source msha-controller-operator-history
- **controller_controls_mine:** Larry W  Atkins → Upper Cedar Grove Mine No 3; 2005-07-21 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Larry W  Atkins → Appalachian Eagle Inc; 2005-07-21 to 2007-04-10; source msha-controller-operator-history
- **controller_controls_mine:** Robert  Helton → Upper Cedar Grove Mine No 3; 2007-03-14 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** KWV Operations LLC → Upper Cedar Grove Mine No 3; 2007-04-11 to 2011-02-06; source msha-controller-operator-history
- **controller_controls_operator:** Robert  Helton → KWV Operations LLC; 2007-04-11 to 2011-02-06; source msha-controller-operator-history
- **operator_operates_mine:** Glen Alum Operations, LLC → Upper Cedar Grove Mine No 3; 2011-02-07 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Rufus W West et al → Upper Cedar Grove Mine No 3; 2011-02-07 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Rufus W West et al → Glen Alum Operations, LLC; 2011-02-07 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Joe  Valis et al → Glen Alum Operations, LLC; 2011-02-07 to current/open; source msha-controller-operator-history