{"@context":{"@vocab":"https://schema.org/"},"@type":"ItemList","@id":"https://api.morvs.ai/api/v1/msha/by-controller?name=Callender%20Construction%20Company%20Inc%2C%20ESOP","controller":"Callender Construction Company Inc, ESOP","_source":{"data_provider":"AI Analytics","brand_name":"MORVS","brand_url":"https://morvs.ai/","data_provider_url":"https://api.morvs.ai","license":"https://creativecommons.org/publicdomain/zero/1.0/","primary_source":"https://arlweb.msha.gov/OpenGovernmentData/OGIMSHA.asp","generated_at":"2026-10-04T13:56:48.659Z"},"count":4,"truncated":false,"mines":[{"mine_id":"1100214","mine_name":"THOMAS QUARRY","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Active","state":"IL","county_name":"Scott","controller_name":"Callender Construction Company Inc, ESOP","operator_name":"Callender Construction Company Inc","num_employees":9,"primary_canvass":"Stone","canonical_url":"https://api.morvs.ai/mine/1100214"},{"mine_id":"1102805","mine_name":"JUNCTION QUARRY","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Active","state":"IL","county_name":"Pike","controller_name":"Callender Construction Company Inc, ESOP","operator_name":"Callender Construction Company Inc","num_employees":7,"primary_canvass":"Stone","canonical_url":"https://api.morvs.ai/mine/1102805"},{"mine_id":"1100022","mine_name":"VALLEY CITY QUARRY","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Intermittent","state":"IL","county_name":"Pike","controller_name":"Callender Construction Company Inc, ESOP","operator_name":"Callender Construction Company Inc","num_employees":8,"primary_canvass":"Stone","canonical_url":"https://api.morvs.ai/mine/1100022"},{"mine_id":"1100023","mine_name":"PORTABLE PLANT #1","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Intermittent","state":"IL","county_name":"Pike","controller_name":"Callender Construction Company Inc, ESOP","operator_name":"Callender Construction Company Inc","num_employees":6,"primary_canvass":"Stone","canonical_url":"https://api.morvs.ai/mine/1100023"}]}