{"@context":{"@vocab":"https://schema.org/"},"@type":"ItemList","@id":"https://api.morvs.ai/api/v1/msha/by-controller?name=Scott%20W%20Hessinger%3B%20Matthew%20P%20Ketchum","controller":"Scott W Hessinger; Matthew P Ketchum","_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":"2026-10-04T20:42:58.151Z"},"count":1,"truncated":false,"mines":[{"mine_id":"5002051","mine_name":"S. Clapp Gravel","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Intermittent","state":"AK","county_name":"Matanuska-Susitna","controller_name":"Scott W Hessinger; Matthew P Ketchum","operator_name":"K & H Civil Constructors, LLC","num_employees":2,"primary_canvass":"SandAndGravel","canonical_url":"https://api.morvs.ai/mine/5002051"}]}