# Relationship history for MSHA mine 2801035

Current hierarchy: **Vulcan Materials Company → Vulcan Construction Materials, LLC → Wantage Stone**

- 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:** Legacy Vulcan Corp (Form:Vulcan Materials Co) → Wantage Stone; 1950-01-01 to 2007-11-15; source msha-controller-operator-history
- **controller_controls_mine:** US Concrete → Wantage Stone; 2002-02-01 to 2021-12-31; source msha-controller-operator-history
- **controller_controls_mine:** Vulcan Materials Company → Wantage Stone; 2007-11-16 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** R S Zummo Excavating Inc → Wantage Stone; 2010-09-22 to 2012-03-28; source msha-controller-operator-history
- **controller_controls_mine:** Richard  Zummo → Wantage Stone; 2010-09-22 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Richard  Zummo → R S Zummo Excavating Inc; 2010-09-22 to 2012-03-28; source msha-controller-operator-history
- **operator_operates_mine:** Cerra Inc. → Wantage Stone; 2012-03-29 to 2012-07-15; source msha-controller-operator-history
- **controller_controls_mine:** Alan C  Cerra → Wantage Stone; 2012-03-29 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Alan C  Cerra → Cerra Inc.; 2012-03-29 to 2012-07-15; source msha-controller-operator-history
- **operator_operates_mine:** Wantage Stone LLC → Wantage Stone; 2012-07-16 to 2015-10-13; source msha-controller-operator-history
- **controller_controls_mine:** Christine  Fama et al → Wantage Stone; 2012-07-16 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Christine  Fama et al → Wantage Stone LLC; 2012-07-16 to 2015-10-13; source msha-controller-operator-history
- **controller_controls_operator:** Aaron  Seligson et al → Wantage Stone LLC; 2012-07-16 to 2015-10-13; source msha-controller-operator-history
- **operator_operates_mine:** Eastern Concrete Materials → Wantage Stone; 2015-10-14 to 2022-12-31; source msha-controller-operator-history
- **controller_controls_operator:** US Concrete → Eastern Concrete Materials; 2015-10-14 to 2021-12-31; source msha-controller-operator-history
- **controller_controls_mine:** Vulcan Materials Company → Wantage Stone; 2022-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Vulcan Materials Company → Eastern Concrete Materials; 2022-01-01 to 2022-12-31; source msha-controller-operator-history
- **operator_operates_mine:** Vulcan Construction Materials, LLC → Wantage Stone; 2023-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Vulcan Materials Company → Vulcan Construction Materials, LLC; 2023-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Legacy Vulcan Corp (Form:Vulcan Materials Co) → Vulcan Construction Materials, LLC; 2023-01-01 to 2007-11-15; source msha-controller-operator-history