# Relationship history for MSHA mine 2103188

Current hierarchy: **David  Mitchell; Bevin  Mitchell; Jon  Mitchell → New Look Contracting, Inc → NLC #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

- **controller_controls_mine:** Blaine M  Johnson → NLC #3; 1995-06-01 to 2010-04-30; source msha-controller-operator-history
- **operator_operates_mine:** Midwest Asphalt Corporation → NLC #3; 1998-11-01 to 2018-01-18; source msha-controller-operator-history
- **controller_controls_operator:** Blaine M  Johnson → Midwest Asphalt Corporation; 1998-11-01 to 2010-04-30; source msha-controller-operator-history
- **controller_controls_mine:** Blair B  Bury → NLC #3; 2010-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Blair B  Bury → Midwest Asphalt Corporation; 2010-05-01 to 2018-01-18; source msha-controller-operator-history
- **operator_operates_mine:** Midwest Asphalt Services. LLC → NLC #3; 2018-01-19 to 2020-05-17; source msha-controller-operator-history
- **controller_controls_mine:** Brynne  Smith → NLC #3; 2018-01-19 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Brynne  Smith → Midwest Asphalt Services. LLC; 2018-01-19 to 2020-05-17; source msha-controller-operator-history
- **operator_operates_mine:** New Look Contracting, Inc → NLC #3; 2020-05-18 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** David  Mitchell et al → NLC #3; 2020-05-18 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** David  Mitchell et al → New Look Contracting, Inc; 2020-05-18 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jon  Mitchell et al → New Look Contracting, Inc; 2020-05-18 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Bevin  Mitchell et al → New Look Contracting, Inc; 2020-05-18 to current/open; source msha-controller-operator-history