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EXHIBIT 21
SUBSIDIARIES OF DOVER
Domestic Subsidiaries
State of
Name Incorporation
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A-C Compressor Corporation Delaware
Arcom Wireless, Inc. Delaware
Avtec Industries, Inc. Delaware
Belvac Production Machinery, Inc. Virginia
CCI Field Services, Inc. Delaware
Chief Automotive Systems, Inc. Delaware
Communications Techniques, Inc. Delaware
Conmec, Inc. Delaware
C-U Acquisition, Inc. Delaware
Crenlo. Inc. Delaware
DDI Properties California
DEK U.S.A., Inc. Delaware
Delaware Capital Formation, Inc. Delaware
Delaware Capital Holdings, Inc. Delaware
De-Sta-Co Cylinders, Inc. Delaware
Dielectric Laboratories, Inc. Delaware
Dover Diversified De, Inc. Delaware
Dover Diversified, Inc. Delaware
Dover Europe, Inc. Delaware
Dover France Holdings Corp. Delaware
Dover Global Holdings, Inc. Delaware
Dover Industries, Inc. Delaware
Dover Resources Inc. Delaware
Dover Technologies International, Inc. Delaware
Dow-Key Microwave, Inc. Delaware
DT Magnetics, Inc. Delaware
Duncan Industries. Delaware
Everett Charles Technologies, Inc. Delaware
Ferguson/Beauregard/Logic Delaware
Graphic Microsystems, Inc. California
Groen, Inc. Delaware
Hill Phoenix Inc. Delaware
Hydro Systems Company Delaware
Kayln/Siebert Inc. Delaware
K&L Microwave, Inc. Delaware
Knappco Corporation Delaware
Marathon Equipment Company Delaware
Mark Andy, Inc. Missouri
Midland Manufacturing Company Delaware
Novacap, Inc. Delaware
OK International, Inc. Delaware
Petro Vend, Inc. Delaware
PDQ Manufacturing, Inc. Delaware
PRC Corporation Delaware
Preco Turbine and Compressor Services, Inc. Texas
Quartzdyne, Inc. Delaware
Randell Manufacturing, Inc. Delaware
2
State of
Name Incorporation
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Refrigeration Systems, Inc. Delaware
Revod Corporation Delaware
Robohand, Inc. Delaware
Rotary Lift Delaware
Somero Enterprises New Hampshire
Sonic Industries, Inc. California
Sanger Works Factory Holdings, Inc. California
Tarby Delaware
Texas Hydraulics, Inc. Delaware
The Heil Company Delaware
The Wittemann Company, Inc. Delaware
Thermal Equipment Corporation California
Tipper Tie, Inc. Delaware
TNI, Inc. Delaware
Tranter, Inc. Michigan
Triton Systems, Inc. Mississippi
Tulsa-Winch, Inc. Delaware
Universal Instruments Corporation Delaware
Vectron International, Inc. Delaware
Vitronics International, Inc. Delaware
Waukesha Bearings Corporation Wisconsin
Weldcraft Products, Inc. Delaware
Wilden Pump and Engineering Company, Inc. Delaware
Wiseco Piston Company, Inc. Delaware
Foreign Subsidiaries
Name Jurisdiction
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atg test systems GmbH Germany
A-C Compressor Canada Canada
A-C Compressor (UK) Limited United Kingdom
Alphasem Holding AG Switzerland
Chief Automotive Limited United Kingdom
DEK Printing Machines Ltd. United Kingdom
De-Sta-Co Manufacturing Limited (Asia) Thailand
De-Sta-Co Manufacturing, Ltd United Kingdom
De-Sta-Co Metallerzeugnisse GmbH Germany
Dorana Neunundfunfzigste Velwaltungsg Esellschaft GmbH Germany
Dover Corporation (Canada) Ltd. Canada
Dover Corporation International United Kingdom
Dover Europe Afzug GmbH Germany
Dover Germany GmbH Germany
Dover Exports, Ltd. Barbados
Dover France Holdings SARL France
Dover International Finance Services Ltd. United Kingdom
Dover UK Holdings Ltd. United Kingdom
Dti Arb, Inc. Canada
Eleven Ind. E. Com. Ltd. Brazil
Everett Charles Technologies, Ltd. United Kingdom
Heil Europe United Kingdom
Heil Trailer International Holdings, Ltd. United Kingdom
3
Name Jurisdiction
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HTT Heat Transfer Technologies, S.A. Switzerland
Hydratight Ltd. United Kingdom
Hydro Systems Europe, Ltd. United Kingdom
Imaje S.A. France
Imaje GmbH Germany
Langbein & Engelbracht, GmbH Germany
Luther & Maezler GmbH Germany
Mark Andy, UK Limited United Kingdom
Pullmaster Winch Corporation Canada
Rotary Lift Europe Italy
Rotary Lift (UK) Limited United Kingdom
Soltec International, B.V. Netherlands
Somero Enterprises, Ltd. United Kingdom
SWEP International AB Sweden
SWEP Technologies AB Sweden
Syfer Technology Limited United Kingdom
Tranter Ltd. United Kingdom
Universal Electronics Systems H.K. Ltd. Hong Kong
Universal Instruments GmbH Germant
Universal Instruments Korea Ltd. South Korea
Universal Instruments (Electronics) Ltd. United Kingdom
Universal Instruments Corp. (Singapore) Pte. Ltd. Singapore
Van Dam Machine B.V. Netherlands
Vitronics Soltec GmbH Germany