Attached files

file filename
10-K - FY 2011 10K - BUTLER NATIONAL CORPfy1110k.htm
EX-99 - EXH 99 SAFE HARBOR - BUTLER NATIONAL CORPexh99.htm
EX-32 - EXH 32.1 CEO CERT - BUTLER NATIONAL CORPexh32ceo.htm
EX-31 - EXH 31.2 CFO CERT - BUTLER NATIONAL CORPexh31cfo.htm
EX-31 - EXH 31.1 CEO CERT - BUTLER NATIONAL CORPexh31ceo.htm
EX-32 - EXH 32.3 CFO CERT - BUTLER NATIONAL CORPexh32cfo.htm
EX-23 - EXH 23.1 CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS - BUTLER NATIONAL CORPexh23.htm

Exhibit 21

Subsidiaries

Avcon Industries, Inc., a Kansas Corporation

Butler National Services, Inc., a Florida Corporation

BCS Design, Inc., a Kansas Corporation

Kings Avionics, Inc., a Kansas Corporation

Butler National, Inc., a Nevada Corporation

Butler Temporary Services, Inc., a Missouri Corporation

Butler National Corporation, a Nebraska Corporation

Kansas International Inc., a Kansas Corporation

Kansas International DDC, LLC, a Kansas Limited Liability Company

Butler National Service Corporation, a Kansas Corporation

AVT Corporation, a Texas Corporation

Indian Gaming Corporation, a Kansas Corporation

HMRS Holdings, LLC, a Kansas Corporation

BHCMC, LLC, a Kansas Limited Liability Company