# Relationship history for MSHA mine 1505197

Current hierarchy: **Frank H  Ikerd III → Ikerd Terminal Co LLC → Ikerd Coal Company LLC**

- 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:** Ikerd-Bandy Company Inc → Ikerd Coal Company LLC; 1950-01-01 to 1985-02-14; source msha-controller-operator-history
- **controller_controls_mine:** Kaneb Services Inc → Ikerd Coal Company LLC; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Kaneb Services Inc → Ikerd-Bandy Company Inc; 1950-01-01 to 1985-02-14; source msha-controller-operator-history
- **operator_operates_mine:** Ikerd-Bandy Company Inc → Ikerd Coal Company LLC; 1985-02-15 to 1988-02-18; source msha-controller-operator-history
- **controller_controls_mine:** James J  Kocian et al → Ikerd Coal Company LLC; 1985-02-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James J  Kocian et al → Ikerd-Bandy Company Inc; 1985-02-15 to 1988-02-18; source msha-controller-operator-history
- **operator_operates_mine:** Cumberland Creek Coal Company → Ikerd Coal Company LLC; 1988-02-19 to 1991-04-22; source msha-controller-operator-history
- **controller_controls_mine:** Frank H  Ikerd III → Ikerd Coal Company LLC; 1988-02-19 to 1991-04-22; source msha-controller-operator-history
- **controller_controls_operator:** Frank H  Ikerd III → Cumberland Creek Coal Company; 1988-02-19 to 1991-04-22; source msha-controller-operator-history
- **controller_controls_mine:** Richard A  Ikerd → Ikerd Coal Company LLC; 1989-11-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** R A I Inc → Ikerd Coal Company LLC; 1991-04-23 to 1998-05-17; source msha-controller-operator-history
- **controller_controls_operator:** Richard A  Ikerd → R A I Inc; 1991-04-23 to 1998-05-17; source msha-controller-operator-history
- **operator_operates_mine:** Re-New Energy L L C → Ikerd Coal Company LLC; 1998-05-18 to 1998-10-30; source msha-controller-operator-history
- **controller_controls_mine:** Jeffrey R  Serra et al → Ikerd Coal Company LLC; 1998-05-18 to 1998-10-30; source msha-controller-operator-history
- **controller_controls_operator:** Jeffrey R  Serra et al → Re-New Energy L L C; 1998-05-18 to 1998-10-30; source msha-controller-operator-history
- **operator_operates_mine:** Kentucky Energy Llc → Ikerd Coal Company LLC; 1998-10-31 to 2005-05-04; source msha-controller-operator-history
- **controller_controls_mine:** Richard C  Holmes → Ikerd Coal Company LLC; 1998-10-31 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Richard C  Holmes → Kentucky Energy Llc; 1998-10-31 to 2005-05-04; source msha-controller-operator-history
- **controller_controls_mine:** Frank H  Ikerd III → Ikerd Coal Company LLC; 2003-02-06 to 2005-06-09; source msha-controller-operator-history
- **operator_operates_mine:** Ikerd Coal Company LLC → Ikerd Coal Company LLC; 2005-05-05 to 2005-07-10; source msha-controller-operator-history
- **controller_controls_operator:** Frank H  Ikerd III → Ikerd Coal Company LLC; 2005-05-05 to 2005-06-09; source msha-controller-operator-history
- **controller_controls_mine:** Timothy L  Webb → Ikerd Coal Company LLC; 2005-06-10 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Timothy L  Webb → Ikerd Coal Company LLC; 2005-06-10 to 2005-07-10; source msha-controller-operator-history
- **operator_operates_mine:** Ikerd Terminal Co LLC → Ikerd Coal Company LLC; 2005-07-11 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Frank H  Ikerd III → Ikerd Coal Company LLC; 2005-07-11 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Frank H  Ikerd III → Ikerd Terminal Co LLC; 2005-07-11 to current/open; source msha-controller-operator-history