$PTAH Subsidiaries with Active IOWA SOS Eggspress Transport LLP: https://sos.iowa.gov/search/business/(S(pxhyyz55ajq1rt45upnvos55))/summary.aspx?c=KzND3bXV6mf9qR5cOEAr05eMV2NH_pT2zvtU7ggAOOA1 Nortford LLP: https://sos.iowa.gov/search/business/(S(pxhyyz55ajq1rt45upnvos55))/summary.aspx?c=417_TsVc-v5AoMDnOiOjQ-Y5LS1pKb7CrzpmfTdAFr41