# Relationship history for MSHA mine 1519644

Current hierarchy: **Jon  Nix → Active Resources, Inc → SHM 12 Highwall Miner**

- 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

- **controller_controls_mine:** David D  Bundy et al → SHM 12 Highwall Miner; 1991-08-01 to 2010-07-25; source msha-controller-operator-history
- **controller_controls_mine:** David D  Bundy et al → SHM 12 Highwall Miner; 2010-07-26 to 2012-12-31; source msha-controller-operator-history
- **operator_operates_mine:** Pallas Highwall Mining, LLC → SHM 12 Highwall Miner; 2012-01-12 to 2013-01-14; source msha-controller-operator-history
- **controller_controls_mine:** Perian  Salviola et al → SHM 12 Highwall Miner; 2012-01-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Perian  Salviola et al → Pallas Highwall Mining, LLC; 2012-01-12 to 2013-01-14; source msha-controller-operator-history
- **controller_controls_operator:** David D  Bundy et al → Pallas Highwall Mining, LLC; 2012-01-12 to 2013-01-14; source msha-controller-operator-history
- **controller_controls_mine:** David D  Bundy et al → SHM 12 Highwall Miner; 2013-01-01 to 2016-06-27; source msha-controller-operator-history
- **operator_operates_mine:** Bundy Auger Mining, Inc. → SHM 12 Highwall Miner; 2013-01-15 to 2021-09-14; source msha-controller-operator-history
- **controller_controls_operator:** David D  Bundy et al → Bundy Auger Mining, Inc.; 2013-01-15 to 2012-12-31; source msha-controller-operator-history
- **controller_controls_operator:** Perian  Salviola et al → Bundy Auger Mining, Inc.; 2013-01-15 to 2012-12-31; source msha-controller-operator-history
- **controller_controls_operator:** David D  Bundy et al → Bundy Auger Mining, Inc.; 2013-01-15 to 2016-06-27; source msha-controller-operator-history
- **controller_controls_operator:** OHA Investment Corporation et al → Bundy Auger Mining, Inc.; 2013-01-15 to 2016-06-27; source msha-controller-operator-history
- **controller_controls_operator:** David D  Bundy et al → Bundy Auger Mining, Inc.; 2013-01-15 to 2010-07-25; source msha-controller-operator-history
- **controller_controls_operator:** Robert  Williams et al → Bundy Auger Mining, Inc.; 2013-01-15 to 2010-07-25; source msha-controller-operator-history
- **controller_controls_mine:** David D  Bundy → SHM 12 Highwall Miner; 2016-06-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** David D  Bundy → Bundy Auger Mining, Inc.; 2016-06-28 to 2021-09-14; source msha-controller-operator-history
- **controller_controls_mine:** Jack R Hagewood et al → SHM 12 Highwall Miner; 2019-05-24 to 2021-08-24; source msha-controller-operator-history
- **controller_controls_mine:** Active Resources Inc → SHM 12 Highwall Miner; 2021-08-25 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** JHJN Resources, LLC → SHM 12 Highwall Miner; 2021-09-15 to 2022-11-10; source msha-controller-operator-history
- **controller_controls_operator:** Jack R Hagewood et al → JHJN Resources, LLC; 2021-09-15 to 2021-08-24; source msha-controller-operator-history
- **controller_controls_operator:** Jon  Nix et al → JHJN Resources, LLC; 2021-09-15 to 2021-08-24; source msha-controller-operator-history
- **controller_controls_operator:** Active Resources Inc → JHJN Resources, LLC; 2021-09-15 to 2022-11-10; source msha-controller-operator-history
- **controller_controls_mine:** Jon  Nix → SHM 12 Highwall Miner; 2021-10-04 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Bundy Auger Mining, Inc. → SHM 12 Highwall Miner; 2022-11-11 to 2023-07-27; source msha-controller-operator-history
- **controller_controls_operator:** Perian  Salviola et al → Bundy Auger Mining, Inc.; 2022-11-11 to 2012-12-31; source msha-controller-operator-history
- **controller_controls_operator:** David D  Bundy et al → Bundy Auger Mining, Inc.; 2022-11-11 to 2012-12-31; source msha-controller-operator-history
- **controller_controls_operator:** OHA Investment Corporation et al → Bundy Auger Mining, Inc.; 2022-11-11 to 2016-06-27; source msha-controller-operator-history
- **controller_controls_operator:** David D  Bundy et al → Bundy Auger Mining, Inc.; 2022-11-11 to 2016-06-27; source msha-controller-operator-history
- **controller_controls_operator:** David D  Bundy → Bundy Auger Mining, Inc.; 2022-11-11 to 2023-07-27; source msha-controller-operator-history
- **controller_controls_operator:** Robert  Williams et al → Bundy Auger Mining, Inc.; 2022-11-11 to 2010-07-25; source msha-controller-operator-history
- **controller_controls_operator:** David D  Bundy et al → Bundy Auger Mining, Inc.; 2022-11-11 to 2010-07-25; source msha-controller-operator-history
- **operator_operates_mine:** Active Resources, Inc → SHM 12 Highwall Miner; 2023-07-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jon  Nix → Active Resources, Inc; 2023-07-28 to current/open; source msha-controller-operator-history