The company D. KOCH ASSOCIATES, INC. is registered on 9/15/2015. Company number of the company 508261. Current status of the organization Active. Postal address of the company - 10 SOUTH PARK RIDGE ROAD, NORTH LIBERTY, IA, 52317. Registered Agent of the D. KOCH ASSOCIATES, INC. - DAVID A GROOTERS (103 E STAE ST STE 800, MASON CITY, IA, 50401). The credit report for the company D. KOCH ASSOCIATES, INC..