| Name | Country | Market Cap (US$) |
|---|
| CHS Acquisition Corporation | United States | Private |
| Chuang's Consortium Ltd | Hong Kong | Private |
| CHUBU CORPORATION | Japan | Private |
| Chubu Industries Co., Inc. | Japan | Private |
| CHUBU TAIHEIYO NAMACON K.K. | Japan | Private |
| Chugoku Koatsu Concrete Kogyo | Japan | Private |
| CHUGOKUBUSSAN CORPORATION | Japan | Private |
| CHUO CONCRETE K.K. | Japan | Private |
| CHUO PS K.K. | Japan | Private |
| CHUO, K.K. | Japan | Private |
| Church's Lumber Yards Inc. | United States | Private |
| Cia Brasileira de Cristal (CEBRACE) | Brazil | Private |
| Cia de Cimento Portland Paraiso | Brazil | Private |
| Cia de Cimento Portland Paraíso | Brazil | Private |
| Cia Ind de Ceramica Sarl (CINCA) | Portugal | Private |
| Cia Ind. e Merc. Arts. Ferro (CIMAF) | Brazil | Private |
| Cia Nac de Cimento Portland (CNCP) | Brazil | Private |
| Cia Vidriera Nacional (COVINA) | Portugal | Private |
| CIBOMAT | France | Private |
| CICAI MARCHE SOC COOP CONSORTILE | Italy | Private |
| CIDEM Hranice, a.s. | Czech Republic | Private |
| Cie des Ciments Belges S.A. (CCB) | Belgium | Private |
| CIE FRANC EIFFEL CONSTRUCTION METALLIQUE | France | Private |
| Cie Francaise d'Entr. Metall. (CFEM) | France | Private |
| Cie Francaise Entreprs. Metalliques | France | Private |
| Cie Industrielle des Chauffe-Eau | France | Private |
| Cie International. d'Ameublement (CIA) | France | Private |
| Cie Miniere de l'Ogoue (COMILOG) | Gabon | Private |
| CIE ORLEANAIS MATER ELECTRIQUE THERMIQUE | France | Private |
| Cifa Spa | Italy | Private |
| CIICAI CONSORZIO INSTALLATORI IDRO TERMO SANITARI E CONDIZIONAME | Italy | Private |
| Ciment Québec Inc | Canada | Private |
| CIMENTAÇOR - CIMENTOS DOS AÇORES, LDA | Portugal | Private |
| Cimenterie Nouvelle de Casablanca | Morocco | Private |
| Cimenteries CBR SA | Belgium | Private |
| Cimento Davi S/A. | Brazil | Private |
| Cimento Maua S.A. | Brazil | Private |
| Cimento Poty S/A. | Brazil | Private |
| Cimento Rio Branco S/A. | Brazil | Private |
| Cimento Sergipe S/A. | Brazil | Private |
| Cimento Tocantins S/A. | Brazil | Private |
| Cimento Tupi S/A. | Brazil | Private |
| CIMENTOS DE MOCAMBIQUE SARL | Mozambique | Private |
| Cimentos do Brasil S/A - Cibrasa. | Brazil | Private |
| CIMENTOS EUROPA, S.A. | Portugal | Private |
| Ciments Calcia S.A. | France | Private |
| Ciments D''Origny | France | Private |
| Ciments d'Obourg S.A. | Belgium | Private |
| Ciments Quebec Inc. | Canada | Private |
| Cimepar - Cimento da Paraíba Ltda. | Brazil | Private |
| Cimm Group Co., Ltd. | China | Private |
| CIMPOR - INDUSTRIA DE CIMENTOS, S.A. | Portugal | Private |
| CIMPOR BETAO - INDUSTRIA DE BETAO PRONTO, S.A. | Portugal | Private |
| Cimpor Egypt For Cement "Cec" S.A.E | Egypt | Private |
| CIMTAS CELIK IMALAT MONTAJ VE TESISAT A S | Turkey | Private |
| Cinca - Companhia Industrial De Ceramica, S.A. | Portugal | Private |
| Cincinnati Tyrolit, Inc. | United States | Private |
| Cindu B.V. | Netherlands | Private |
| Ciplan - Cimento Planalto S/A. | Brazil | Private |
| Cisa Spa | Italy | Private |
| City Plumbing Supplies Holdings Ltd | United Kingdom | Private |
| Cives Corporation | United States | Private |
| CIVIBRAL - SISTEMAS DE CONSTRUÇAO, S.A. | Portugal | Private |
| Civil & Marine (Holdings) Ltd | United Kingdom | Private |
| Cl. Bergmann GmbH & Co. KG | Germany | Private |
| Clairson International Corporation | United States | Private |
| Clarion Bathware, Inc. | United States | Private |
| Clark Pacific Inc | United States | Private |
| Clarke Products, Inc. | United States | Private |
| Clayton Block Co | United States | Private |
| Clayton Group Inc | United States | Private |
| Clayton Group Inc | United States | Private |
| Clayton Homes, Inc. | United States | Private |
| Clayton-Marcus Company, Inc. | United States | Private |
| Cleaners Hanger Company | United States | Private |
| CLEANPAK International, Inc. | United States | Private |
| Cleopatra B.V. | Netherlands | Private |
| Clestra Hauserman S.A. | France | Private |
| CLIFTON BRICK MANUFACTURERS PTY. LTD. | Australia | Private |
| Clinch River Corporation | United States | Private |
| CLION CO.,LTD. | Japan | Private |
| Clips | France | Private |
| CLOGRENNANE LIME LTD | Republic of Ireland | Private |
| CLOOS SA | Luxembourg | Private |
| Clopay Building Products Company | United States | Private |
| Cmc Steel Fabricators Inc | United States | Private |
| Cmc Steel Holding Company Inc | United States | Private |
| Cmc Supply Inc | United States | Private |
| Cms Cement Sdn Bhd | Malaysia | Private |
| CO.GE.MAR. SRL | Italy | Private |
| CO.RI.MEC. ITALIANA SPA | Italy | Private |
| Coachmen Recreational Vehicles Co. | United States | Private |
| COARO S.N.C. DI COARO SEVERINO & C. | Italy | Private |
| Coastal Lumber Company | United States | Private |
| Cobelplast N.V. | Belgium | Private |
| Cobleskill Red E Mix & Supply Inc | United States | Private |
| Coburn Supply Company, Inc. | United States | Private |
| Cochrane Furniture Company | United States | Private |
| COCKBURN CEMENT LIMITED | Australia | Private |
| Cockburn Cement Ltd. | Australia | Private |
|
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