| Name | Country | Market Cap (US$) |
|---|
| FUJITSU COMPUTERS LTD | United Kingdom | Private |
| Fujitsu do Brasil Ltda. | Brazil | Private |
| Fujitsu ICIM Ltd. | India | Private |
| Fujitsu IT Holdings, Inc. | United States | Private |
| FUJITSU IT PRODUCTS LIMITED | Japan | Private |
| FUJITSU MANUFACTURING ESPANA SA | Spain | Private |
| Fujitsu Personal Systems, Inc. | United States | Private |
| FUJITSU SERVICES (C&E) LTD | United Kingdom | Private |
| FUJITSU SERVICES SPA | Italy | Private |
| Fujitsu Siemens Computers GmbH | Germany | Private |
| FUJITSU SIEMENS COMPUTERS SP Z O O | Poland | Private |
| Fujitsu Transaction Solutions Inc. | United States | Private |
| FUKUSHIMA CANON INC. | Japan | Private |
| Fulcrum Technologies Inc. | Canada | Private |
| Fullarton Computer Industries Ltd. | United Kingdom | Private |
| FullTime Software, Inc. | United States | Private |
| FundQuest, Inc. | United States | Private |
| FUTURA SOFTWARE S.R.L. | Italy | Private |
| FUTURELINK EUROPE LTD | United Kingdom | Private |
| FutureTrade | United States | Private |
| FW Pharma Systems | United Kingdom | Private |
| FWB Software LLC | United States | Private |
| FWL TECHNOLOGIES LTD. | United Kingdom | Private |
| Galaxy Enterprises, Inc. | United States | Private |
| GALILEO INDUSTRIES SPA | Italy | Private |
| Gallaxy Computer Systems, Inc | United States | Private |
| GALWAY TECHNOLOGY CENTRE LTD | Republic of Ireland | Private |
| GALYLEO SRL | Italy | Private |
| Gamigo AG | Germany | Private |
| Gammaglobal | United Kingdom | Private |
| Gandi Innovations Corp | Canada | Private |
| Gansu Wanwei Information Technology Co.,Ltd. | China | Private |
| Ganymede Software Inc | United States | Private |
| Gao Research Inc | Canada | Private |
| GAS NATURAL INFORMATICA S. A. | Spain | Private |
| GateField Corporation | United States | Private |
| Gates/Arrow Distributing, Inc. | United States | Private |
| Gateway Data Sciences Corporation | United States | Private |
| GATEWAY IRELAND LTD | Republic of Ireland | Private |
| Gateway Ticketing Systems, Inc. | United States | Private |
| Gateway, Inc. | United States | Private |
| GB Instruments, Inc | United States | Private |
| GBC JAPAN K.K. | Japan | Private |
| Geac ENTERPRISE SOLUTIONS LTD | United Kingdom | Private |
| Gen P Dell Corp | United States | Private |
| GENDEN INFORMATION SYSTEM COMPANY | Japan | Private |
| General Dynamics Advanced Information Systems, Inc. | United States | Private |
| General Parametrics Corporation | United States | Private |
| Geneva Technology | United Kingdom | Private |
| Genisco Technology Corporation | United States | Private |
| Gensar Holdings Inc | United States | Private |
| Gensym Corporation | United States | Private |
| GeoGraphix | United States | Private |
| GeoQuest, Inc. | United States | Private |
| Geospiza, Inc. | United States | Private |
| GeoTel Communications Corporation | United States | Private |
| GEPIN GENERALE PER L'INFORMATICA SPA | Italy | Private |
| Ges International Ltd | Singapore | Private |
| GES MANUFACTURING SERVICES (M) SDN BHD | Malaysia | Private |
| Getac Technology (Kunshan) Co.,Ltd. | China | Private |
| Getronics | United States | Private |
| Getronics Ltd. | United Kingdom | Private |
| GFI International SA | Switzerland | Private |
| GFI OIS SPA | Italy | Private |
| GFT IBERIA SOLUTIONS S.A. | Spain | Private |
| GHS Inc. | United States | Private |
| GIESECKE & DEVRIENT-LOMO, ZAO PRIVATE JOINT STOCK COMPANY | Russia | Private |
| Gigatek Electronics (Dongguan) Co., Ltd. | China | Private |
| Gilian Technologies, Inc. | United States | Private |
| GivingCapital, Inc. | United States | Private |
| Glacier Computer, LLC | United States | Private |
| Glasser Legal Works | United States | Private |
| Glimmerglass Networks, Inc. | United States | Private |
| Global 20 plc | United Kingdom | Private |
| Global Commerce Systems Inc | United States | Private |
| Global Edge Software | India | Private |
| GLOBAL GRAPHICS SOFTWARE LTD | United Kingdom | Private |
| Global Trend Intelligent Technologies Ltd | China | Private |
| GlobalDigitalCommerce.com | United States | Private |
| GlobalView Software, Inc. | United States | Private |
| Globelle Corporation | Canada | Private |
| GlobeRanger Corporation | United States | Private |
| GLOBSTAR ENTERPRISE LTD | United Kingdom | Private |
| Glomac Technology Inc | United States | Private |
| GLORY AZ SYSTEM CO.,LTD. | Japan | Private |
| GMIS Inc. | United States | Private |
| Golden Screens Interactive Technologies, Inc. | United States | Private |
| Gores Ent Holdings, Inc | United States | Private |
| GRAHAM TECHNOLOGY PLC | United Kingdom | Private |
| Graphisoft SE | Hungary | Private |
| GRASS VALLEY GERMANY GmbH | Germany | Private |
| Graviton, Inc. | United States | Private |
| Great Dragon Information Technology (Group) Co., Ltd. | China | Private |
| Greatwall Information Industry Co., Ltd | China | Private |
| Greyvest Capital Inc. | Canada | Private |
| GridXpert SA | France | Private |
| Griffin Technology Incorporated | United States | Private |
| Groove Networks, Inc. | United States | Private |
| Groupe Diwan | France | Private |
| Grumium Labs | United States | Private |
|