| Name | Country | Market Cap (US$) |
|---|
| ARIANNA 2001 SPA | Italy | Private |
| Aricent Technologies (Holdings) Ltd | India | Private |
| Aries Packaging | France | Private |
| ARINC INCORPORATED | Singapore | Private |
| Arinver 2000, S.A. | Spain | Private |
| Arion Systems, Inc | United States | Private |
| Aris Helicopters Ltd | United States | Private |
| Ariston-Nord-West-Ring Eg | Germany | Private |
| Aristonics Corporation | United States | Private |
| ARITEX CADING, SA | Spain | Private |
| Arizona Ag Marketing & Consulting Group, Inc | United States | Private |
| ARK INFORMATION SYSTEMS | Japan | Private |
| ARK SYSTEMS CO.,LTD. | Japan | Private |
| Arkil-Sturup I/S | Denmark | Private |
| Arkion Life Sciences | United States | Private |
| Arkitektgruppen A/S | Denmark | Private |
| Arkitema K/S | Denmark | Private |
| Arkivator Falköping AB | Sweden | Private |
| Arkta Oy | Finland | Private |
| Arlington Hospital | United States | Private |
| Arlington Memorial Hospital (TX) | United States | Private |
| ARMADA INVESTMENTS LTD | United Kingdom | Private |
| ARMO ARCHITECTS & ENGINEERS | Japan | Private |
| ArmorGroup International plc | United Kingdom | Private |
| Armstrong Hannon & Company Inc | United States | Private |
| Armstrong Teasdale L.L.P. | United States | Private |
| ARMSTRONG WATSON & CO | United Kingdom | Private |
| Arnall Golden Gregory Llp | United States | Private |
| Arne Olav Lund A/S | Norway | Private |
| Arnold & Porter | United States | Private |
| Arnold Communications Inc. | United States | Private |
| Arnold Finnegan Martin Richmond | United States | Private |
| Arnprior Aerospace Inc | Canada | Private |
| Arnstein & Lehr Llp | United States | Private |
| Arntzen De Besche Advokatfirma As | Norway | Private |
| Aros Bygg & Förvaltning AB | Sweden | Private |
| Arquitectonica International Corporation | United States | Private |
| Arqule Biotech Drug Discovery | United States | Private |
| ARREDI TECNICI VILLA SPA | Italy | Private |
| Arrendadora Ve Por Mas S.A. Organizacion Auxiliar de Credito | Mexico | Private |
| ARRK PRODUCT DEVELOPMENT GROUP LTD | United Kingdom | Private |
| Arrowhead Solutions Inc | United States | Private |
| Arrowstreet Inc. | United States | Private |
| ART - IN Internet Technologies & Electronic Commerce Ltd | Israel | Private |
| Art Marketing Syndicate S.A. | Poland | Private |
| ART TECHNOLOGY CO.,LTD. | Japan | Private |
| Artemis Hr, Inc | United States | Private |
| Arter & Hadden | United States | Private |
| ARTES CORPORATION. | Japan | Private |
| Artest Corporation | United States | Private |
| ARTHIS SPA | Italy | Private |
| ARTHRITIS RESEARCH CAMPAIGN | United Kingdom | Private |
| ARTHUR ANDERSEN | Republic of Ireland | Private |
| ARTHUR ANDERSEN | United Kingdom | Private |
| ARTHUR ANDERSEN & CO | New Zealand | Private |
| Arthur Andersen Accountants | Netherlands | Private |
| Arthur Andersen SC | Brazil | Private |
| ARTHUR ANDERSEN SP Z O O | Poland | Private |
| Arthur Cox | Republic of Ireland | Private |
| ARTICOLO 1 AGENZIA PER IL LAVORO SPA | Italy | Private |
| Arup Group Limited | United Kingdom | Private |
| ARUP GULF LTD | United Kingdom | Private |
| ARV Assisted Living, Inc. | United States | Private |
| ARWOBAU Apartment-und Wohnungsbauges. mbH | Germany | Private |
| Arxceo Corporation | United States | Private |
| AS Backe | Norway | Private |
| AS Ingeniör Gunnar M Backe | Norway | Private |
| AS Jærentreprenor | Norway | Private |
| AS Miljobygg | Norway | Private |
| AS Realbygg | Norway | Private |
| As Selvaagbygg | Norway | Private |
| ASAHI BEER ENGINEERING CO.,LTD. | Japan | Private |
| Asahi Engineering Co., Ltd. | Japan | Private |
| ASAHI GLASS ENGINEERING CO.,LTD. | Japan | Private |
| ASAHI KASEI ENGINEERING CORPORATION | Japan | Private |
| Asahi Kokokusha Co., Ltd. | Japan | Private |
| Asahi Koma Law Offices | Japan | Private |
| ASAHI SOLUTION & ENGINEERING CO.,LTD. | Japan | Private |
| Ascend HR Solutions | United States | Private |
| ASCENT MEDIA HOLDINGS LTD | United Kingdom | Private |
| Ascent Media Holdings, Inc. | United States | Private |
| ASCENT MEDIA LTD | United Kingdom | Private |
| Ascg Inc | United States | Private |
| Ascg Incorporated | United States | Private |
| ASCOM UK GROUP LTD | United Kingdom | Private |
| ASCOSWISS AG | Switzerland | Private |
| Ase Inc | United States | Private |
| ASE SINGAPORE PTE LTD | Singapore | Private |
| Asea Brown Boveri (Czech Republic) | Czech Republic | Private |
| ASEA Brown Boveri (Korea) Ltd. | South Korea | Private |
| Asesoría Laboral y Educativa Para el Hombre, S.C. | Mexico | Private |
| Asesoría y Servicios Gis, S.A. de C.V. | Mexico | Private |
| Asetronics AG | Switzerland | Private |
| ASG SOC CONSORTILE A RL | Italy | Private |
| ASG SUPERCONDUCTORS SPA | Italy | Private |
| ASG Veehouderij B.V. | Netherlands | Private |
| Ashdene Group plc | United Kingdom | Private |
| ASHFORD PRISON SERVICES LTD | United Kingdom | Private |
| ASHFORDS | United Kingdom | Private |
| ASHINAGA IKUEIKAI | Japan | Private |
|
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