For over 40 years LIQUI-MARK has been a manufacturer and importer of high quality, innovative writing and drawing instruments. LIQUI-MARK was started in 1974 in Brooklyn, NY by Stuart Goodelman. He built the business by manufacturing private label markers and pens to some of the country's largest mass marketers of the day. By 1985 he expanded the business to include his own line of LIQUI-MARK brand products.