# Relationship history for MSHA mine 3304478

Current hierarchy: **Anthony John  Farinacci → PORTAGE AGGREGATE & SUPPLY, LLC → PORTAGE AGGREGATE & SUPPLY 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: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **operator_operates_mine:** 303 Sand & Gravel → PORTAGE AGGREGATE & SUPPLY LLC; 2001-06-01 to 2005-05-04; source msha-controller-operator-history
- **controller_controls_mine:** Karl  Stuble → PORTAGE AGGREGATE & SUPPLY LLC; 2001-06-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Karl  Stuble → 303 Sand & Gravel; 2001-06-01 to 2005-05-04; source msha-controller-operator-history
- **operator_operates_mine:** 303 Sand & Gravel, LLC → PORTAGE AGGREGATE & SUPPLY LLC; 2005-05-05 to 2005-05-18; source msha-controller-operator-history
- **controller_controls_mine:** Anthony John  Farinacci → PORTAGE AGGREGATE & SUPPLY LLC; 2005-05-05 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Anthony John  Farinacci → 303 Sand & Gravel, LLC; 2005-05-05 to 2005-05-18; source msha-controller-operator-history
- **operator_operates_mine:** PORTAGE AGGREGATE & SUPPLY, LLC → PORTAGE AGGREGATE & SUPPLY LLC; 2005-05-19 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Anthony John  Farinacci → PORTAGE AGGREGATE & SUPPLY LLC; 2005-05-19 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Anthony John  Farinacci → PORTAGE AGGREGATE & SUPPLY, LLC; 2005-05-19 to current/open; source msha-controller-operator-history