• Automatic Filters

• BEST-EX, INC.

• CST Corp.

• Carson Industries

• Case Corporation

• Cla-Val Co.

• Clauss Tools

• Controlled Environments for Industry, Inc.

• Del Industries

• Dempster Industries

• Dotcalm Industrial Tools

• Gehl Co.

• General Shelters of Texas S.B.

• Goodnature Products

• Kahl Scientific Instrument Corporation

• Kemco Systems

• LI-COR, Inc.

• Omega Engrg.

• Pacer Pumps

• Royal Crown Ltd.

• SECURALL

• Superior Manufacturing Division

• Telaire Systems

• Thern Incorporated

• Vermeer Manufacturing Company

• Western Pacific Storage Systems