CERTIFIED TESTING SERVICESBusiness Tradeaggregate inspections, concrete testing, construction steel inspections, fireproofing inspections, geotechnical engineering, soil testingBusiness ContactJACK KRAGEBusiness Phone #712-252-5132Business Contact Emailctsinc@ctsgeo.comBusiness Address419 W 6th ST. PO BOX 1193 SIOUX CITY, IA 51102CitySIOUX CITYZIP Code51102Business Website AddressCertified Testing ServicesContact listing ownerSend Message to listing owner Name Email Phone Number Message