Growing strength to strength since 1985 we design, produce, and fabricate to the most precise specifications for the most demanding customers. our management has the experience of doing one job well i.e., supplying perforated metal sheets and material in coil, full size sheet, and cut to size blanks. jassco is known for the top quality of its perforated metal sheets and expanded metal and its fast and reliable turn around time. every phase of your job (from metal dies to complete perforated metal sheets) is completed in-house permitting the tightest supervision of manufacturing procedures, and prompt service at competitive pricing.