United Chemi-Con, a wholly owned subsidiary of Nippon Chemi-Con, was established in the United States in 1970. The company is the largest manufacturer and supplier of aluminum electrolytic capacitors in North America, with more than 8,000 unique products available. United Chemi-Con is headquartered in Rosemont, Illinois, with manufacturing and warehouse facilities located in Brea, California and Lansing, North Carolina.