Founded in 1948 as Modern Mold and Tool Corporation by Al Liguori, Internet Design Technologies is still owned by the Liguori family. Doing business as National Pen, Internet Design Technologies makes advertising specialties, including custom promotional bags, calendars, cups, mouse pads, pens, shirts, and other marketing items. The firm makes its own ink (through California's National Ink), which is also sold to other pen and marker makers. Internet Design Technologies operates through divisions and subsidiaries in the US, Canada, Ireland, Mexico, and the Philippines.