The UniMark Group, Inc. (Nasdaq: UNMG), specialty producer and marketer of citrus and tropical fruit products, announced today that the Company has filed a request for extension for filing of its Quarterly Report on Form 10-Q for the quarterly period ended September 30, 2000.On August 31, 2000 the Company completed the sale to Del Monte Company (NYSE: DLM), of the rights to its Sunfresh® brand, its McAllen, Texas distribution center including certain inventory, other intellectual property and property and equipment associated with the Sunfresh® brand.