{"id":401106782,"url":"https://lda.gov/api/v1/registrants/401106782/","house_registrant_id":45713,"name":"KOPPERS INC.","description":null,"address_1":"436 Seventh Ave","address_2":null,"address_3":null,"address_4":null,"city":"Pittsburgh","state":"PA","state_display":"Pennsylvania","zip":"15219","country":"US","country_display":"United States of America","ppb_country":"US","ppb_country_display":"United States of America","contact_name":"KEVIN WASHINGTON","contact_telephone":"+1 412-227-2989","dt_updated":"2026-04-07T17:14:48.393157-04:00"}