| Name | Country | Market Cap (US$) |
|---|
| CARLO NOBILI SPA RUBINETTERIE | Italy | Private |
| Carlo Tassara Spa | Italy | Private |
| Carlson Marketing Group Ltd. | Canada | Private |
| Carmel Forge Ltd. | Israel | Private |
| CARMINATI SIDERURGICA SPA | Italy | Private |
| Carolina Steel And Wire Corporation | United States | Private |
| CAROMA INDUSTRIES LTD | Australia | Private |
| CARPEDIL SPA | Italy | Private |
| Carpenter Technology (Europe) SA | Belgium | Private |
| CARPENTER TECHNOLOGY (U K) LTD | United Kingdom | Private |
| CARPENTERIA S. ANTONIO S.P.A. | Italy | Private |
| CARPROMETAL - S.R.L. | Italy | Private |
| Carrington Wire Ltd | United Kingdom | Private |
| CARRON PHOENIX LTD | United Kingdom | Private |
| CARROSSER, K.K. | Japan | Private |
| CARRS OF SHEFFIELD (MANUFACTURING) LTD | United Kingdom | Private |
| Carsid SA | Belgium | Private |
| Carson Industries, Inc. | United States | Private |
| Carter-Jones Lumber Company | United States | Private |
| Cartier S.A. | France | Private |
| Cartier U.S.A. Inc. | United States | Private |
| Carts of Colorado Inc. | United States | Private |
| Carwall SA | Belgium | Private |
| Casa Sommer, S.A. de C.V. | Mexico | Private |
| CASARTELLI ANTONIO SRL | Italy | Private |
| Cascade Die Casting Group Inc | United States | Private |
| Cascade Steel Rolling Mills Inc. | United States | Private |
| Cascadia Metals Ltd | Canada | Private |
| Case Medical, Inc | United States | Private |
| Casey Tool And Machine Co Inc | United States | Private |
| CASH BASES GROUP LTD | United Kingdom | Private |
| CASH BASES LTD | United Kingdom | Private |
| CASHMORES METALS LTD | United Kingdom | Private |
| CASILINA PRESAGOMATI SPA | Italy | Private |
| Cast-Fab Technologies, Inc | United States | Private |
| Cast-Rite International Inc | United States | Private |
| CASTALLOY MANUFACTURING PTY. LTD. | Australia | Private |
| CasTech Aluminum Group Inc. | United States | Private |
| CASTECK DIE CASTING CO., LTD. | Taiwan | Private |
| Castel Srl | Italy | Private |
| CASTEM CO.,LTD. | Japan | Private |
| Casting Industries Incorporated | United States | Private |
| Casting Service, Inc | United States | Private |
| Catcher Technology (Suzhou) Co., Ltd. | China | Private |
| CATERPILLAR POLAND SP Z O O | Poland | Private |
| CATERPILLAR SKINNINGROVE LTD | United Kingdom | Private |
| Cathodic Protection Services Co. | United States | Private |
| CATRA SPA | Italy | Private |
| Cattinair S.A. | France | Private |
| CAUDRILLIER SA | France | Private |
| CAV. UFF. GIACOMO CIMBERIO SPA | Italy | Private |
| CAVAGNA GROUP SPA | Italy | Private |
| CAVANNA SERGIO SRL | Italy | Private |
| CAVATORTA FRANCE | France | Private |
| Cavert Wire Company, Inc | United States | Private |
| CAVICONTROL SPA | Italy | Private |
| Cawi Stanztechnik GmbH | Germany | Private |
| CAYIROVA BORU SANAYI VE TICARET A S | Turkey | Private |
| Cb & I Tyler Company Del | United States | Private |
| CBR Laser Inc | Canada | Private |
| Cca Holding Inc | United States | Private |
| CCC Steel GmbH & Co. KG | Germany | Private |
| CCI Thermal Technologies Inc | Canada | Private |
| CCX, Inc. | United States | Private |
| CEAM CAVI SPECIALI SPA | Italy | Private |
| CEBAL AEROSOL FRANCE | France | Private |
| Cebal Cr, A.S. | Czech Republic | Private |
| Cebal Verpackungen GmbH | Germany | Private |
| Cedest Ciments Et Engrais De Dannes Et De Lest | France | Private |
| Cedisa Central de Aço S/A. | Brazil | Private |
| CEL-CAT Fabrica Nac de Condutor Elec | Portugal | Private |
| CELESTRI SRL | Italy | Private |
| Celikel Aluminyum Dokum Imalat Sanayi ve Ticaret A S | Turkey | Private |
| Celsa Steel (Uk) Ltd | United Kingdom | Private |
| CEMAC S.A.I.C. | Argentina | Private |
| Cemco S.A. | Chile | Private |
| CEMM CO.,LTD. | Japan | Private |
| Cendres & Métaux SA | Switzerland | Private |
| Centametall Ag | Switzerland | Private |
| CENTAUR METALS & ALLOYS LTD | United Kingdom | Private |
| CENTAUR PRECISION LTD | United Kingdom | Private |
| Center Industries Corporation | United States | Private |
| Center Manufacturing Inc | United States | Private |
| Central Pipe Supply, Inc | United States | Private |
| Central Plains Steel Company | United States | Private |
| Central Plastics Co | United States | Private |
| Central Stamping Limited | Canada | Private |
| Central States Industrial Supply, Inc | United States | Private |
| CENTRAL YOSHIDA CO.,LTD. | Japan | Private |
| CENTRALA ZAOPATRZENIA GORNICTWA S A | Poland | Private |
| CENTRO ACCIAI INOX SRL | Italy | Private |
| CENTROSTAL PRZEDSIEBIORSTWO WIELOBRANZOWE S A | Poland | Private |
| Centurion Industries Ltd | Australia | Private |
| Century Aluminum | United States | Private |
| Century Aluminum of West Virginia, Inc | United States | Private |
| Century America Corporation | United States | Private |
| Century Metals And Supplies, Inc | United States | Private |
| Century Steel Llc | United States | Private |
| Ceper Conductores Electricos Peruan | Peru | Private |
| Ceramaret SA | Switzerland | Private |
|
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