Grunfeld, Desiderio, Lebowitz, Silverman & Klestadt LLP is one of the largest law firms in the United States devoted exclusively to international trade and customs matters. It represents a variety of clients, ranging from privately held corporations to Fortune 500 companies engaged in the manufacture and distribution of textiles, pharmaceuticals, chemicals, automotive products, steel, wearing apparel, and other consumer and industrial products. Its clients include domestic an foreign manufacturers, importers, trading companies, customs brokers, trade associations and foreign trade associations.