# Relationship history for MSHA mine 2600789

Current hierarchy: **Cemex S A → CEMEX Construction Materials Pacific, LLC → CEMEX - Paiute Pit**

- 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:** Nordic Industries Inc → CEMEX - Paiute Pit; 1950-01-01 to 1999-07-29; source msha-controller-operator-history
- **controller_controls_mine:** Axel  Karlshoej → CEMEX - Paiute Pit; 1950-01-01 to 2012-10-08; source msha-controller-operator-history
- **controller_controls_operator:** Axel  Karlshoej → Nordic Industries Inc; 1950-01-01 to 1999-07-29; source msha-controller-operator-history
- **operator_operates_mine:** RMC Nevada, Inc. → CEMEX - Paiute Pit; 1999-07-30 to 2005-12-31; source msha-controller-operator-history
- **controller_controls_mine:** RMC Group PLC → CEMEX - Paiute Pit; 1999-07-30 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** RMC Group PLC → RMC Nevada, Inc.; 1999-07-30 to 2005-12-31; source msha-controller-operator-history
- **controller_controls_mine:** Cemex S A → CEMEX - Paiute Pit; 2001-07-10 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** CEMEX Construction Materials LP → CEMEX - Paiute Pit; 2006-01-01 to 2008-07-31; source msha-controller-operator-history
- **controller_controls_operator:** Cemex S A → CEMEX Construction Materials LP; 2006-01-01 to 2008-07-31; source msha-controller-operator-history
- **operator_operates_mine:** CEMEX Construction Materials Pacific, LLC → CEMEX - Paiute Pit; 2008-08-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Cemex S A → CEMEX - Paiute Pit; 2008-08-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Cemex S A → CEMEX Construction Materials Pacific, LLC; 2008-08-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Jens  Karlshoej → CEMEX - Paiute Pit; 2012-10-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jens  Karlshoej → Nordic Industries Inc; 2012-10-09 to 1999-07-29; source msha-controller-operator-history