ALMAR Ltd.: Real estate for both, residential and commercial purposes.L.T.I. Supply, Co., Ltd.: Exporter of food and a variety of consumer products. Located in Nonthaburi.NuMap: Offers mapping services and land survey. Located in Nonthaburi.Polytrade Company Limited: Trading company of industrial use chemicals. Located in Nonthaburi.Wikipedia: Nonthaburi: Information on the province's geography, history and administration.