{"carrier":{"dot_number":"1044682","legal_name":"GRONKE TRUCKING LLC","dba_name":"","entity_type":"AUTHORIZED FOR HIRE;U. S. MAIL","operating_status":"AUTHORIZED FOR HIRE;U. S. MAIL","phy_street":"W15242 HWY 64","phy_city":"MERRILL","phy_state":"WI","phy_zip":"54452","phy_country":"US","phone":"7155362043","mc_number":"MC-437979","mc_number_2":"","mc_number_3":"","carrier_operation":"A","hm_indicator":"N","power_units":2,"total_drivers":4,"total_cdl":4,"mcs150_mileage":325000,"mcs150_mileage_year":"2004","mcs150_date":"20080211 0808","add_date":"20020730","officer_1":"WILLIAM GRONKE","officer_2":"CHERLY GRONKE","fleet_size_class":"B","business_type":"CORPORATION","duns_number":"","crash_rate":0,"prior_revoke_flag":"N","prior_revoke_dot":"","cargo_types":"C;S","source":"census","ingested_at":"2026-05-16 01:43:10","updated_at":"2026-05-16 01:43:10"},"crashes":{"total":0,"fatal":null,"injury":null},"safety_scores":[]}