| Name | Country | Market Cap (US$) |
|---|
| "BAUFREUND" Handelsgesellschaft m.b.H. | Austria | Private |
| "Filli" Stahlgroßhandelsgesellschaft m.b.H. | Austria | Private |
| "Würth" Handelsgesellschaft m.b.H. | Austria | Private |
| 'PETES' Epitoanyag Kereskedelmi Beteti Tarsasag | Hungary | Private |
| 120947 Washington Inc | United States | Private |
| 1431633 Ontario Inc | Canada | Private |
| 2nds In Building Materials, Inc. | United States | Private |
| 4152760 Canada Inc | Canada | Private |
| 4225449 Canada Inc | Canada | Private |
| 4338553 Canada Inc | Canada | Private |
| 4361806 Canada Inc | Canada | Private |
| 4834772 Manitoba Ltd | Canada | Private |
| 7M Metallhandelsgesellschaft m.b.H. | Austria | Private |
| 84 Components Company | United States | Private |
| 9024-3031 Québec Inc | Canada | Private |
| 9027-0653 Québec Inc | Canada | Private |
| 9060-5015 Québec Inc | Canada | Private |
| 9075-2015 Québec Inc | Canada | Private |
| A FORGED TOOL SA | Spain | Private |
| A H MARAIS SEUNS (PTY) LTD | South Africa | Private |
| A Raymond Et Cie | France | Private |
| A Son's Boilard Inc | United States | Private |
| A Stevens & Co SA | Belgium | Private |
| A&I Bolt And Nut Inc. | United States | Private |
| A. Klaassen B.V. | Netherlands | Private |
| A. Klauss Eisen- u. Baumarkt Gesellschaft m.b.H. | Austria | Private |
| A. L. Damman Co. | United States | Private |
| A. M. Leonard, Inc. | United States | Private |
| A. O. Smith Water Products Company | United States | Private |
| A.A.A. TASSA LTD. | Israel | Private |
| A.C. Houston Lumber Company | United States | Private |
| A.C.N. 000 425 927 PTY LTD | Australia | Private |
| A/S Chr. Boldsen | Denmark | Private |
| A/S Harald Nyborg, Isenkram- og Sportsforretning | Denmark | Private |
| A/S Jorgen Andersen, Målov | Denmark | Private |
| Abacus Direct Ltd | United Kingdom | Private |
| Able Energy Inc. | United States | Private |
| ABN PIPE ABASTECIMIENTOS S.A. | Spain | Private |
| Abus (Hong Kong) Limited | Hong Kong | Private |
| Acadian Timber Income Fund | Canada | Private |
| ACCAGI SPA | Italy | Private |
| ACCESORIOS DE BANO ARTYSAN SOCIEDAD ANONIMA LABORAL | Spain | Private |
| ACCESS HARDWARE PTY. LTD. | Australia | Private |
| Accuride International, Inc. | United States | Private |
| Ace Corporate Stores, Inc. | United States | Private |
| Ace Grimes Hardware Company | United States | Private |
| Ace Hardware & Building Center, Inc. | United States | Private |
| ACE MARKETING CHAINS - CONSUMER PRODUCTS LTD | Israel | Private |
| Ace Vision Hardware Llc | United States | Private |
| Aceros Palmexico, S.A. de C.V. | Mexico | Private |
| ACL Metais Ltda. | Brazil | Private |
| Acme Construction Supply Co Inc | United States | Private |
| Acoustical Material Services, Inc. | United States | Private |
| Action Bolt & Tool Co | United States | Private |
| Adams Building Materials Inc | United States | Private |
| Adolf Pfeiffer GmbH | Germany | Private |
| Adolf Schween Baubeschläge und Bauzubehör GmbH | Germany | Private |
| Aero-Space Southwest, Inc. | United States | Private |
| Ag Supply Company Of Wenatchee | United States | Private |
| Agencia La Mundial S.A. de C.V. | Honduras | Private |
| AGL SALES (QUEENSLAND) PTY LIMITED | Australia | Private |
| Agracity Ltd | Canada | Private |
| AGRAVIS Baustoffhandel Berlin Brandenburg GmbH | Germany | Private |
| Agri-Starts, Inc. | United States | Private |
| Agricola La Minita, S.P.R. de R.L. | Mexico | Private |
| Agrifirm Winkel B.V. | Netherlands | Private |
| Agro Amazônia Produtos Agropecuários Ltda. | Brazil | Private |
| Ahlsell Danmark ApS | Denmark | Private |
| Aim Land Inc | United States | Private |
| AIRLAN SA | Spain | Private |
| Aironware (Shanghai) Co.,Ltd. | China | Private |
| AKI BRICOLAJE ESPANA SL | Spain | Private |
| Aktieselskabet P. Hatten & Co | Denmark | Private |
| AL OTHMAN INDUSTRIAL MARKETING CO | Saudi Arabia | Private |
| AL TOUKHI COMPANY FOR INDUSTRY AND TRADING LTD | Saudi Arabia | Private |
| Alamo Lumber Company, Inc. | United States | Private |
| Alaska Industrial Hardware, Inc. | United States | Private |
| ALBA SIDERURGICA SRL | Italy | Private |
| Albema Helmond B.V. | Netherlands | Private |
| ALCOA FASTENING SYSTEMS LTD | United Kingdom | Private |
| ALCUFER Ipari Kereskedelmi es Szolgaltato Korlatolt Felelossegu | Hungary | Private |
| ALFALFERA INDUSTRIAL S.L. | Spain | Private |
| Alfred L Schiller Hardware Inc | United States | Private |
| ALGECO SPA | Italy | Private |
| Algemene Handelsonderneming Bo-Mij B.V. | Netherlands | Private |
| ALINSA SUMINISTROS PARA INSTALACIONES SL | Spain | Private |
| All American Home Center, Inc | United States | Private |
| All State Fastener Corporation | United States | Private |
| Alldredge Gardens, Lp | United States | Private |
| Allegis Corporation | United States | Private |
| Allen & Allen Company | United States | Private |
| Allensville Planing Mill, Inc | United States | Private |
| Allied Safe & Vault Co | United States | Private |
| Alloy Fasteners, Inc. | United States | Private |
| Allstar Building Materials Ltd | United States | Private |
| Allsteel & Gypsum Products, Inc. | United States | Private |
| Almacenes Boyaca, S.A. | Ecuador | Private |
| ALMACENES VALVERDE E HIJOS SL | Spain | Private |
| Alpine Lumber Company | United States | Private |
| ALQUIBALAT SL | Spain | Private |
|