| Name | Country | Market Cap (US$) |
|---|
| Applied Science & Technology, Inc. | United States | Private |
| Applied Scintillation Technologies | United Kingdom | Private |
| Applied Wireless Identifications Group Inc | United States | Private |
| APPRO TSUSHIN K.K. | Japan | Private |
| Approvisionnement General Electrique | France | Private |
| APRESTO CO.,LTD. | Japan | Private |
| Aprimatic S.P.A. | Italy | Private |
| APROLIS | France | Private |
| APS LIFESTYLE MARKETING PTE LTD | Singapore | Private |
| APV Americas | United States | Private |
| APV Australia Pty. Ltd. | Australia | Private |
| APV Baker Inc. | United States | Private |
| APV Baker Ltd. | United Kingdom | Private |
| APV Benelux NV | Belgium | Private |
| APV Deutschland GmbH | Germany | Private |
| APV FRANCE | France | Private |
| APV LTD | Australia | Private |
| APV Ltd. | United Kingdom | Private |
| APV Rosista GmbH | Germany | Private |
| APV UK LTD | United Kingdom | Private |
| APW Wyott Foodservice Equipment, Inc. | United States | Private |
| Aq Elautomatik AB | Sweden | Private |
| Aqua Care Systems, Inc. | United States | Private |
| AQUA LIFE, K.K. | Japan | Private |
| Aqua Pro, Inc | United States | Private |
| Aqua Products Inc | United States | Private |
| AQUA TERRA OIL AND MINERAL SERVICE AND SUPPLY COMPANY PTY. LTD. | Australia | Private |
| Aqua Wasseraufbereiter GmbH | Germany | Private |
| Aqua-Aerobic Systems Inc | United States | Private |
| Aqua-Chem Inc | United States | Private |
| Aqua-Flo, Llc | United States | Private |
| Aquacal Inc | United States | Private |
| Aqualectra B.V. | Netherlands | Private |
| Aqualux | France | Private |
| AQUAMALL WATER SOLUTIONS LIMITED | India | Private |
| AQUAS CORPORATION. | Japan | Private |
| AquaSciences International, Inc. | United States | Private |
| Aquatech International Corporation | United States | Private |
| AQUATECHNIK SPA | Italy | Private |
| Aquatemp Products Corporation | United States | Private |
| Aquilex Holdings LLC | United States | Private |
| Aquion Holdings Llc | United States | Private |
| Aquion Partners L.P. | United States | Private |
| Ar North America, Inc | United States | Private |
| AR.CA. SRL | Italy | Private |
| ARABIA ELECTRIC LTD | Saudi Arabia | Private |
| ARAI IRON WORKS CO.,LTD. | Japan | Private |
| ARAI KIKAISEI SAKUSHO, K.K. | Japan | Private |
| Arai Seisakusho Co., Ltd. | Japan | Private |
| ARAI SEISAKUSHO, K.K. | Japan | Private |
| ARAKI MANUFACTURING CO.,LTD. | Japan | Private |
| Aramsco, Inc | United States | Private |
| Arbill Industries Inc | United States | Private |
| Arbor Material Handling, Inc. | United States | Private |
| Arburg B.V. | Netherlands | Private |
| ARBURG GmbH + Co. KG | Germany | Private |
| ARBURG SRL | Italy | Private |
| Arc Machines Inc | United States | Private |
| ARCELOR PURCHASING | France | Private |
| ARCELOR STAINLESS INTERNATIONAL | France | Private |
| Arcet Equipment Company | United States | Private |
| ARCHEM LTD. | Israel | Private |
| Arco Ltd | United Kingdom | Private |
| ARCOLA PETROLIFERA SPA | Italy | Private |
| ARCOLECTRIC LTD | United Kingdom | Private |
| Arcomet Service NV | Belgium | Private |
| ARCOTRONICS TECHNOLOGIES SRL | Italy | Private |
| Areco, Incorporated | United States | Private |
| Arelec S.A. | France | Private |
| Arenco AB | Sweden | Private |
| AREVA HELLAS S.A. | Greece | Private |
| Areva T & D Canada Inc | Canada | Private |
| AREVA T & D S.A. - DUBAI BRANCH | United Arab Emirates | Private |
| AREVA T & D U K LTD | United Kingdom | Private |
| AREVA T&D Austria AG | Austria | Private |
| AREVA T&D IBERICA, S.A. | Spain | Private |
| AREVA T&D PROTECTION ET CONTROLE | France | Private |
| AREVA T&D PTE. LTD. | Singapore | Private |
| AREVA T&D SPA | Italy | Private |
| Areva T&D, S.A. de C.V. | Mexico | Private |
| Argo International Corporation | United States | Private |
| Argo International Europe S.p.A. | Italy | Private |
| Argo International Europe, Ltd | United States | Private |
| Argo Sales Ltd | Canada | Private |
| Argo Turboserve Corp | United States | Private |
| ARGO-HYTOS a.s. | Czech Republic | Private |
| Argo-Tech Corporation Costa Mesa | United States | Private |
| ARGOCLIMA SPA | Italy | Private |
| Argos Retail Group (Hong Kong) Limited | Hong Kong | Private |
| Argosy Components Ltd. | United Kingdom | Private |
| ARGUS GmbH | Germany | Private |
| Argus Photonics Group Inc | United States | Private |
| Arguss Communications, Inc. | United States | Private |
| ARIAKE GIKEN K.K. | Japan | Private |
| ARIAKE MACHINERY CO.,LTD. | Japan | Private |
| Arie Rieger Group NV | Belgium | Private |
| Ariete Group S.P.A. | Italy | Private |
| ARIMA CORPORATION, K.K. | Japan | Private |
| ARIMITSU INDUSTRY CO.,LTD. | Japan | Private |
| Ariovaldo Lopes | Brazil | Private |
|
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