Northern Technology International Corporation (Northern Technologies International Corporation) is a Delaware corporation originally incorporated as a Minnesota corporation in 1970. The company develops and sells proprietary, environmentally friendly products and services in more than 65 countries, either directly or through a network of subsidiaries, joint ventures, independent distributors and agents. NTIC's main business is anti-corrosion products and services, mainly marketing under the ZERUST brand. For nearly 50 years, NTIC has been selling its proprietary ZERUST products and services to the automotive, electronic, electrical, mechanical, military and retail consumption market, and recently expanded into the oil and gas industry. In addition, NTIC markets and sells a range of proprietary bio-based and certified compostable (fully biodegradable) polymer resin compounds and finished products under the Natur-Tec brand.