EXHIBIT 21.1 SPX CORPORATION AND SUBSIDIARIES SUBSIDIARIES OF REGISTRANT JURISDICTION OF SUBSIDIARY INCORPORATION - ---------- ------------- 227 BROWNTOWN ROAD CORPORATION ........................................Minnesota 411 CENTER AVE. WEST CORPORATION ...................................South Dakota A. R. BRASCH MARKETING INC. ............................................Michigan ADVANCED INDUSTRIAL TECHNOLOGIES, INC. .................................Michigan ADVANCED TEST PRODUCTS INTERNATIONAL, INC. .............................Delaware ADVANCED TEST PRODUCTS, INC. ............................................Florida AIR GAGE COMPANY .......................................................Michigan AMCA INTERNATIONAL CORPORATION .........................................Delaware AMCA INTERNATIONAL FINANCE CORPORATION .................................Delaware AMCA/BROOKFIELD INTERNATIONAL SALES CORPORATION ........................Delaware AMCA/KOEHRING COMPANY ..................................................Delaware AMCA/MONROE HOLDINGS CORP. .............................................Delaware AURORA/HYDROMATIC PUMPS INC. ...........................................Delaware BOMAG HOLDING, INC. ....................................................Delaware BRAN & LUEBBE (US) INC. ................................................Delaware BRAN & LUEBBE, INC. ....................................................Delaware CII TUSTIN, INC. .....................................................California CMB INDUSTRIES, INC. ...................................................Michigan COFIMCO USA, INC. ......................................................Virginia COMPACTION AMERICA, INC. ...............................................Delaware CORE INDUSTRIES INC. .....................................................Nevada CORMAC TRUSTEE CORP. ....................................................Indiana DATA SWITCH SUBSIDIARY STOCK CORPORATION ...............................Delaware DECISION STRATEGIES LLC ................................................Delaware DECISION STRATEGIES/FAIRFAX INTERNATIONAL UK, LLC ......................Delaware DESA INDUSTRIES, INC. ..................................................Delaware DOLLINGER CORPORATION ............................................North Carolina DOMINION BUILDING PRODUCTS, INC. ..........................................Texas DYNAMIC ACQUISITION CORPORATION ......................................California EDWARDS SYSTEMS TECHNOLOGY, INC. ....................................Connecticut ENGINEERING ANALYSIS ASSOCIATES, INC. ..................................Michigan FAIRBANKS MORSE PUMP CORPORATION .........................................Kansas FAIRFAX CONSULTANTS, LTD. ..............................................Delaware FILTRAN AFTERMARKET PRODUCTS ...........................................Illinois FLAIR CORPORATION ......................................................Delaware FLAIR-NEW CASTLE, INC. .................................................Delaware FLUID TECHNOLOGIES, INC. ...............................................Oklahoma GCA INTERNATIONAL CORPORATION ........................................New Jersey GENERAL FAREBOX SERVICE OF ATLANTA, INC. ...............................Delaware GENERAL SIGNAL CORPORATION .........................................South Dakota GENERAL SIGNAL ENVIRONMENTAL RISK MANAGEMENT COMPANY ...................Delaware GENERAL SIGNAL HEALTHCARE MANAGEMENT, INC. .............................Delaware GENERAL SIGNAL HOLDINGS COMPANY ........................................Delaware GENERAL SIGNAL INTERNATIONAL CORPORATION ...............................Delaware GENERAL SIGNAL TECHNOLOGY CORPORATION ..................................Delaware GS DEVELOPMENT CORPORATION .............................................Delaware GSBS DEVELOPMENT CORPORATION ...........................................Delaware GSLE DEVELOPMENT CORPORATION ...........................................Delaware GSPS DEVELOPMENT CORPORATION ...........................................Delaware GSR MERGER SUB, INC. ...................................................Delaware GSTC DEVELOPMENT CORPORATION ...........................................Delaware INRANGE DEVELOPMENT CORPORATION ........................................Delaware INRANGE FINANCIAL CORPORATION ..........................................Delaware INRANGE GLOBAL CONSULTING, INC. ........................................Delaware INRANGE TECHNOLOGIES CORPORATION .......................................Delaware INTERNATIONAL SUBSIDIARY CORPORATION ...................................Delaware KAYEX CHINA HOLDINGS, INC. .............................................Delaware KELLEY COMPANY, INC. ..................................................Wisconsin KENDRO HOLDINGS, L.P. ..................................................Delaware KENDRO LABORATORY PRODUCTS, INC. .......................................Delaware KENDRO LABORATORY PRODUCTS, L.P. .......................................Delaware KODIAK PARTNERS CORP. ..................................................Delaware KODIAK PARTNERS II CORP. ...............................................Delaware LDN, LTD. ..............................................................Delaware LING DYNAMIC SYSTEMS INC. ...........................................Connecticut LITSUBS, INC. ..........................................................Delaware LUNAIRE LIMITED ....................................................Pennsylvania MARLEY PAN AMERICAN COOLING TOWER CORPORATION ..........................Delaware MCT SERVICES LLC .......................................................Delaware METAL FORGE COMPANY, INC. ..............................................Delaware MF DEVELOPMENT CORPORATION .............................................Delaware MICHIGAN AIRHOUSE COMPANY, INC. ........................................Michigan NEW SIGNAL, INC. .......................................................Delaware P.S.D., INC. ...............................................................Ohio PEARPOINT INC. .......................................................California PEL INC. ...............................................................Delaware PNEUMATIC PRODUCTS CORPORATION .........................................Delaware PST, INC. ..............................................................Delaware RADIODETECTION CORPORATION ...........................................New Jersey RECOLD, INC. .........................................................California ROSS HOLDING, INC. .....................................................Delaware SGS SERVICE PARTNERSHIP ................................................Michigan SORVALL LLC ............................................................Delaware SPX DEVELOPMENT CORPORATION ............................................Delaware SPX FINANCIAL CORPORATION ..............................................Delaware SPX MINNESOTA PROPERTIES, INC. .........................................Michigan SPX RISK MANAGEMENT CO. ................................................Delaware SPX SUBCO ONE, INC .....................................................Delaware SPX SUBCO THREE, INC. ..................................................Delaware SPX SUBCO TWO, INC. ....................................................Delaware SUNFLOWER MANUFACTURING COMPANY, INC. ....................................Kansas TAPS, LLC ........................................................North Carolina TCI ACQUISITION CORP. ..................................................Delaware THE LITWIN CORPORATION ...................................................Kansas THE MARLEY COMPANY .....................................................Delaware THE MARLEY COOLING TOWER COMPANY .......................................Delaware THE MARLEY-WYLAIN COMPANY ..............................................Delaware THE POTOMAC GROUP & ASSOCIATES, INC. ...................................Delaware TOLEDO TRANS-KIT, INC. .....................................................Ohio UNITED DOMINION INDUSTRIES, INC. .......................................Delaware VARIANT HOLDING, LLC ...................................................Delaware WAUKESHA ELECTRIC SYSTEMS, INC. .......................................Wisconsin XCEL ERECTORS, INC. ....................................................Delaware AIA COMMERCIAL, S.A. ......................................................Spain AMCA INTERNATIONAL CANADA CORPORATION ....................................Canada AMPROBE TEST MEASUREMENT GmbH ...........................................Germany ANGELANTONI HERAEUS SCIENTIFICA, S.p.A. ...................................Italy ARRENDADORA KORCO, S.A. de C.V. ..........................................Mexico BEST POWER TECHNOLOGY LIMITED ............................................Taiwan BICOTEST LIMITED .............................................................UK BOMAG (CANADA), INC. .....................................................Canada BOMAG (GREAT BRITAIN) LIMITED ................................................UK BOMAG FINANCE UK LIMITED .....................................................UK BOMAG GmbH & Co. OHG ....................................................Germany BOMAG HOLDING GMBH ......................................................Germany BOMAG ITALIA S.r.l. .......................................................Italy BOMAG JAPAN CO., LTD. .....................................................Japan BOMAG KENT (UK) LIMITED ......................................................UK BOMAG MASCHINENHANDELSGESELLSCHAFT m.b.H. ...............................Austria BOMAG S.A.F. .............................................................France BOMAG UDI GmbH ..........................................................Germany BOMAG ULM GmbH ..........................................................Germany BOMAG UNTERNEHMENSVERWALTUNG GmbH .......................................Germany BRAN & LUEBBE B.V. ......................................................Holland BRAN & LUEBBE Electronics GmbH & Co. ....................................Germany BRAN & LUEBBE Electronics Verwaltungs-GmbH ..............................Germany BRAN & LUEBBE GmbH ......................................................Germany BRAN & LUEBBE INTERNATIONAL GmbH ........................................Germany BRAN & LUEBBE KK ..........................................................Japan BRAN & LUEBBE Ltd. ....................................................Singapore BRAN & LUEBBE Ltd. ...........................................................UK BRAN & LUEBBE Pty. Ltd ................................................Australia BRAN & LUEBBE S.L. ........................................................Spain BRAN & LUEBBE S.p.A. ......................................................Italy BRAN & LUEBBE SA .........................................................Brazil BRAN & LUEBBE Sarl. ......................................................France BRAN & LUEBBE ............................................................Norway BRITISH ELECTRONIC CONTROL LIMITED ...........................................UK COFIMCO SPA ...............................................................Italy COX FLUIDPOWER LIMITED .......................................................UK COX'S MACHINERY LIMITED ......................................................UK COXMAC HOLDINGS LIMITED ......................................................UK DATA SWITCH (UK) LIMITED .....................................................UK DATA SWITCH GMBH ELEKTRONISCHE SYSTEME ..................................Germany DECISION STRATEGIES/FAIRFAX INTERNATIONAL (UK) LIMITED .......................UK DECISIONS ITALIA S.R.L. ...................................................Italy DELAIR B.V. .........................................................Netherlands DELAIR LIMITED ...............................................................UK DELTECH B.V. ........................................................Netherlands DELTECH ENGINEERING LTD. (UK) ................................................UK DEZURIK INTERNATIONAL LIMITED ................................................UK DEZURIK JAPAN CO., LTD. ...................................................Japan DEZURIK MEXICO, S.A. de C.V. .............................................Mexico DEZURIK OF AUSTRALIA PROPRIETARY LIMITED ..............................Australia DEZURIK VERTRIEBS GMBH ..................................................Austria DIRECT CALIBRATION SERVICES LIMITED ..........................................UK DOCK PRODUCTS CANADA INC. ................................................Canada DOLLINGER IRELAND LIMITED ...............................................Ireland DOLLINGER WORLD LIMITED .................................................Ireland ELECTROLOCATION LIMITED ......................................................UK FAIRBANKS MORSE INDIA LIMITED .............................................India FCD (CANADA) Inc. ........................................................Canada FENN LIMITED .................................................................UK FLAIR FILTER-UND TROCKNERTECHNIK GmbH ...................................Germany FLAIR FILTRATION & DRYING B.V. ......................................Netherlands FLAIR FILTRATION PRODUCTS INC. ...........................................Canada FLAIR LIMITED ................................................................UK G.C. EVANS (Holdings) LIMITED ................................................UK G.S. IONA LIMITED ............................................................UK GCA LIMITED ..................................................................UK GENERAL SIGNAL (BARBADOS) LTD. .........................................Barbados GENERAL SIGNAL (CHINA) CO., LTD. ..........................................China GENERAL SIGNAL (EUROPE) LIMITED STOCKPORT (ENGLAND), KINDHAUSEN BRANCH ...........................................UK GENERAL SIGNAL (S.E.G.) ASIA LIMITED ..................................Hong Kong GENERAL SIGNAL (UK) LIMITED ..................................................UK GENERAL SIGNAL ENTERPRISES ..............................................Ireland GENERAL SIGNAL EUROPE LIMITED ................................................UK GENERAL SIGNAL FSC, INC. .........................................Virgin Islands GENERAL SIGNAL GMBH & CO. KG ............................................Germany GENERAL SIGNAL INDIA PRIVATE LIMITED ......................................India GENERAL SIGNAL IRELAND B.V. .........................................Netherlands GENERAL SIGNAL LIMITED ..................................................Ontario GENERAL SIGNAL NETWORKS (GERMANY) GMBH ..................................Germany GENERAL SIGNAL S.E.G. LIMITED ................................................UK GENERAL SIGNAL VERWALTUNGSGESELLSCHAFT GMBH .............................Germany GS INTERNATIONAL (BARBADOS) LTD. ...................................Barbados, WI GSE SCALE SYSTEMS GMBH ..................................................Germany HANGZHOU KAYEX ZHEDA ELECTROMECHANICAL CO., LTD ...........................China HIGH RIDGE COMPANY LIMITED ..............................................Bermuda HIGH RIDGE IRELAND LTD. .................................................Ireland IBS FILTRAN GMBH ........................................................Germany INRANGE TECHNOLOGIES CANADA INC. .........................................Canada INRANGE TECHNOLOGIES GMBH ...............................................Germany INRANGE TECHNOLOGIES HOLDING S.A.S. ......................................France INRANGE TECHNOLOGIES ITALIA S.R.L. ........................................Italy INRANGE TECHNOLOGIES LIMITED .................................................UK INRANGE TECHNOLOGIES S.A. ...............................................Belgium INRANGE TECHNOLOGIES S.A. ...........................................Switzerland INRANGE TECHNOLOGIES S.A.S. ..............................................France JACK HYDRAULICS ..............................................................UK JATEK, LIMITED ............................................................Japan JEMACO FLAIR CORPORATION ..................................................Korea JURUBATECH TECHNOLOGIA AUTOMOTIVA LTDA. ..................................Brazil KELLEY ATLANTIC LIMITED .................................................Ontario KELLEY COMPANY FSC, INC. ...............................................Barbados KELLEY INTERNATIONAL LIMITED ..........................................Gibraltar KENDRO LABORATORY PRODUCTS (HK) LTD. ..................................Hong Kong KENDRO LABORATORY PRODUCTS Gesmbh .......................................Austria KENDRO LABORATORY PRODUCTS GmbH .........................................Germany KENDRO LABORATORY PRODUCTS INDIA PVT. LTD. ................................India KENDRO LABORATORY PRODUCTS LIMITED ...........................................UK KENDRO LABORATORY PRODUCTS PTY., LTD. .................................Australia KENDRO LABORATORY PRODUCTS, AB ...........................................Sweden KENDRO LABORATORY PRODUCTS, AG ......................................Switzerland KENDRO LABORATORY PRODUCTS, SAS ..........................................France KENT-MOORE DO BRASIL INDUSTRIA E COMMERCIO LTDA. .........................Brazil L&N PRODUCTS PTY LIMITED ..............................................Australia LDS LIMITED ..................................................................UK LEEDS & NORTHRUP (FRANCE) S.A.R.L. .......................................France LEEDS & NORTHRUP (NEW ZEALAND) LIMITED ..............................New Zealand LEEDS & NORTHRUP GMBH ...................................................Germany LEEDS & NORTHRUP ITALY, S.p.A. ............................................Italy LEEDS & NORTHRUP LIMITED .....................................................UK LEEDS & NORTHRUP MEXICANA, S.A. ..........................................Mexico LEEDS & NORTHRUP S.A. .....................................................Spain LEEDS & NORTHRUP SINGAPORE PTE. LIMITED ...............................Singapore LIGHTNIN (EUROPE) LIMITED ....................................................UK LIGHTNIN MIXERS LIMITED ......................................................UK LIGHTNIN MIXERS PTY. LTD. .............................................Australia LING DYNAMIC SYSTEMS GmbH ...............................................Germany LING DYNAMIC SYSTEMS LIMITED .................................................UK LING DYNAMIC SYSTEMS SARL ................................................France LOWENER OTC TOOL GMBH ...................................................Germany MACTEK PTY LIMITED ....................................................Australia MARLEY (DAVENPORT) LIMITED ...................................................UK MARLEY ASIA PACIFIC (SEA) Sdn Bhd (289809-U) ...........................Malaysia MARLEY ASIA PACIFIC PTE LTD ...........................................Singapore MARLEY CANADIAN INC. .....................................................Canada MARLEY COOLING TOWER (HOLDINGS) LIMITED ......................................UK MARLEY COOLING TOWER COMPANY (EUROPE) LIMITED ................................UK MARLEY COOLING TOWER COMPANY (FRANCE) SNC ................................France MARLEY COOLING TOWER COMPANY (U.K.) LIMITED ..................................UK MARLEY COOLING TOWER EUROPE SPA ...........................................Italy MARLEY COOLING TOWER INTERNATIONAL LIMITED ..............................Ontario MARLEY DO BRAZIL PARTICIPACOES Ltd. ......................................Brazil MARLEY KUHLTURM GmbH ....................................................Germany MARLEY MEXICANA S.A. de C.V. .............................................Mexico MARLEY PELLUX HOLDINGS LTD. ........................................Tortola, BVI MARLEY PUMP ASIA Pte. Ltd. ............................................Singapore MARLEY PUMP AUSTRALIA Pty. Ltd. .......................................Australia MARLEY PUMP EUROPE B.V. .................................................Holland MARLEY TEMCEL AUSTRALIA PTY. LIMITED ..................................Australia MARLEY TORRAVAL, S.A. .....................................................Spain MARLEY WATER-LINE SDN. BHD. ............................................Malaysia MARLEY-SINRO COOLING TOWER COMPANY, LTD. ..................................China MELTRACE LIMITED .............................................................UK NIPPON KENDRO KK ..........................................................Japan PEARPOINT (INTERNATIONAL) LIMITED ............................................UK PEARPOINT HOLDINGS LIMITED ...................................................UK PEARPOINT LIMITED ............................................................UK PEARPOINT OVERSEAS LIMITED ...................................................UK PNEUMATIC PRODUCTS LIMITED ...................................................UK PURIFLAIR INDIA PRIVATE LIMITED ...........................................India RADIODETECTION (CANADA) LIMITED ..........................................Canada RADIODETECTION AUSTRALIA PTY LIMITED ..................................Australia RADIODETECTION B.V. .................................................Netherlands RADIODETECTION GmbH .....................................................Germany RADIODETECTION HOLDINGS LIMITED ..............................................UK RADIODETECTION JV SDN BHD ..............................................Malaysia RADIODETECTION LIMITED ....................................................China RADIODETECTION LIMITED ....................................................Japan RADIODETECTION LIMITED .......................................................UK RADIODETECTION OVERSEAS LIMITED ..............................................UK RADIODETECTION PTY LIMITED .........................................South Africa RADIODETECTION S.L. .......................................................Spain RADIODETECTION S.R.O. ............................................Czech Republic RADIODETECTION SARL ......................................................France RADIODETECTION Sp z.o.o. .................................................Poland RADIODETECTION Srl ........................................................Italy RADIODETECTION SRL ......................................................Romania SERCO CANADA LTD. ........................................................Canada SHENYANG STOCK ELECTRIC POWER EQUIPMENT COMPANY LIMITED....................China SPAN INTERNATIONAL LIMITED ..............................................Bahamas SPX (EUROPE) A.G. ...................................................Switzerland SPX (SHANGHAI) TRADING CO. LTD. ...........................................China SPX AUSTRALIA PTY., LTD. ..............................................Australia SPX CANADA, INC. .........................................................Canada SPX DE MEXICO, S.A de C.V. ...............................................Mexico SPX EUROPE GMBH .........................................................Germany SPX FRANCE S.R.L. ........................................................France SPX IBERICA S.A. ..........................................................Spain SPX INTERNATIONAL, LTD. ................................................Barbados SPX NETHERLANDS B.V. ................................................Netherlands SPX SINGAPORE PTE. LTD. Singapore SPX UNITED KINGDOM LTD. ......................................................UK SRE ELECTRONICS LIMITED ......................................................UK STOCK JAPAN, LTD. .........................................................Japan TECNOTEST S.R.L. ..........................................................Italy TELESPEC LIMITED .............................................................UK TOMAL AB .................................................................Sweden U.D.I. FINANCE LIMITED ..................................................Ireland U.D.I. FOREIGN SALES CORPORATION ...................................Barbados, WI U.D.I. MAURITIUS LIMITED ..................................Republic of Mauritius U.D.I. SRL .........................................................Barbados, WI UDI (THAILAND) CO. LTD .................................................Thailand UD-RD HOLDING COMPANY LIMITED ................................................UK UNITED DOMINION HOLDING LIMITED .........................................Ontario UNITED DOMINION INDUSTRIES (ITALY) SRL ....................................Italy UNITED DOMINION INDUSTRIES CORPORATION ..............................Nova Scotia UNITED DOMINION INDUSTRIES SPAIN, S.L. ....................................Spain UNITED DOMINION PTE, LTD ..............................................Singapore VALLEY FORGE TECHNICAL INFORMATION SERVICES GMBH ........................Germany VARUN FLAIR FILTRATION PRIVATE LTD. .......................................India VIBRATION SALES AND SERVICE LTD. .............................................UK WCB ICE CREAM A/S .......................................................Denmark WCB ICE CREAM ITALY S.R.L. ................................................Italy WCB MEXICO, S.A. de C.V. .................................................Mexico WINTCLEAN AIR (UK) LIMITED ...................................................UK ZITON LIMITED ................................................................UK ZITON S.A. (PROPRIETARY) LIMITED .......................Republic of South Africa