HAHN INDUSTRIES – Cullom, IL – Manufacturing the finest ornamental concrete in Central, Select the pages above to see photos of items. Please note: some pages still 'under construction'. "A garden without lawn ornaments is like a room without furniture" HAHN INDUSTRIES in Cullom, Illinois is a family owned business started by Bob & Marjorie Hahn in 1959. We have one of the most complete selections of pre-cast….