1 Page 60 Exhibit 21 HUBBELL INCORPORATED AND SUBSIDIARIES LISTING OF SIGNIFICANT SUBSIDIARIES State or Other Percentage Jurisdiction of Owned By Incorporation Registrant ------------- ---------- Anderson Electrical Products, Inc. Delaware 100% The Kerite Company Connecticut 100% Hubbell, Ltd. England 100% Hubbell Canada Inc. Canada 100% The Ohio Brass Company Delaware 100% Hubbell Incorporated (Delaware) Delaware 100% Hubbell Industrial Controls, Inc. Delaware 100% Gleason Reel Corp. Delaware 100% Harvey Hubbell Caribe, Inc. Delaware 100% Hubbell Lighting, Inc. Connecticut 100% Pulse Communications, Inc. Virginia 100% Hipotronics, Inc. Delaware 100% A. B. Chance Industries, Inc. Delaware 100% Fargo Mfg. Company, Inc. New York 100%