EXHIBIT 21 SUBSIDIARIES OF THE REGISTRANT Country/State of Subsidiary Incorporation Doing Business As ---------- ------------- ----------------- AHC Inc Alabama AHC Inc Allsteel Inc Illinois Allsteel Inc. BPI Inc. Iowa BPI Inc. The Gunlocke Company Iowa The Gunlocke Company Hearth Technologies Inc. Iowa Hearth Technologies Inc. HFM Partners Iowa HFM Partners Hiebert East, Inc. Iowa Hiebert East, Inc. Holga Inc. Iowa Holga Inc. HON International Inc. Iowa HON International Inc. HON Financial Corporation III Iowa HON Financial Corporation III HON Financial Services Inc. Iowa HON Financial Services Inc. HON INDUSTRIES (Canada) Inc. Canada HON INDUSTRIES (Canada) Inc. HON Mexico Holdings Inc. Iowa HON Mexico Holdings Inc. HON (Mexico) L.L.C. Iowa HON (Mexico) L.L.C. HON Technology Inc. Iowa HON Technology Inc. Murphy-Miller Co. Iowa Murphy-Miller Co. Panel Concepts, Inc. Delaware Panel Concepts, Inc. T. M. Export Inc. Barbados T. M. Export Inc. Hearth Technologies (Canada) Inc. Canada Inactive HON INDUSTRIAS S.de R.L.de C.V. Mexico HON INDUSTRIAS S.de R.L.de C.V. HON INDUSTRIAS II S.de R.L.de C.V. Mexico HON INDUSTRIAS S.de R.L.de C.V. Chandler Attwood Limited Iowa Inactive CorryHiebert Corporation Iowa Inactive Venture Concepts One Inc. Iowa Inactive Precision Gas Technology of Canada, Inc. Canada Precision Gas Technology of Canada, Inc. 1640-7041 Quebec Inc. Canada Inactive