| | Vendor | URL | Country | range count |
|---|
 | O'Neil Product Development Inc. | | United states  | 1 |
| O'RITE TECHNOLOGY CO.,LTD | | Taiwan  | 1 |
| O-Net Communications (Shenzhen) Limited | | China  | 1 |
| O-Sung Telecom Co., Ltd. | | Korea  | 1 |
| O.N. ELECTRONIC CO., LTD. | | Japan  | 1 |
| O2Micro, Inc. | http://www.o2micro.com/ | United states | 2 |
| o2ones Co., Ltd. | | Korea | 1 |
| OA LABORATORY CO., LTD. | | Japan | 1 |
| OAK SOLUTIONS, LTD. | | United kingdom  | 1 |
| Oak Technology | | United states | 1 |
| Oakley Inc. | | United states | 1 |
 | OAO Izhevskiy radiozavod | http://irz.ru/ | Russian federation  | 1 |
| Oasis Media Systems LLC | | United states | 1 |
| OB Telecom Electronic Technology Co., Ltd | | China | 1 |
| OBARA KOREA | | Korea | 1 |
| Obelux Oy | | Finland  | 1 |
| Obihai Technology, Inc. | | United states | 1 |
| OBJECTIVE COMMUNICATIONS, INC. | | United states | 1 |
| Objective Interface Systems, Inc. | | United states | 1 |
| Objenious | | France  | 1 |
| Objetivos y Servicio de Valor Añadido | | Spain  | 1 |
| Objetivos y Servicios de Valor A | | Spain | 1 |
| Objetivos y Sevicios de Valor Añadido | | Spain | 1 |
| OBR Centrum Techniki Morskiej S.A. | | United states | 1 |
| Observator instruments | | Netherlands  | 1 |
| Observint Technologies, Inc. | | United states | 2 |
| Obsidian Research Corporation | | Canada  | 1 |
| Obvius Holdings LLC | | United states | 1 |
| Obzerv Technologies | | Canada | 1 |
| Occam Networks | | United states | 1 |
| Occuspace | | United states | 1 |
| Océ Document Technologies GmbH | | Germany  | 1 |
| OCE PRINTING SYSTEMS, GMBH | | Germany | 1 |
| Ocean Broadband Networks | | United states | 1 |
| OCEAN OFFICE AUTOMATION LTD. | | Hong kong  | 1 |
| Ocean Optics, Inc. | | United states | 1 |
| Oceanblue Cloud Technology Limited | | Hong kong | 1 |
| OceanServer Technology, Inc | | United states | 1 |
| Oclaro | | United states | 1 |
| Ocom Communications, Inc. | | Taiwan | 1 |
| OCOSMOS Co., LTD | | Korea | 1 |
| OCP Inc. | | United states | 1 |
| OCT Technology Co., Ltd. | | Taiwan | 1 |
| OCTAGON SYSTEMS CORP. | | United states | 2 |
| Octalix B.V. | | Netherlands | 1 |
| Octasic Inc. | | Canada | 1 |
| Octave Communications | | United states | 1 |
| OCTEL COMMUNICATIONS CORP. | | United states | 1 |
| OctoGate IT Security Systems GmbH | https://octogate.de/ | Germany | 1 |
| Octonion SA | | Switzerland  | 1 |
| Octopod Technology Co. Ltd. | | China | 1 |
| Octopus Systems Limited | | Hong kong | 1 |
| OCTOTHORPE CORP. | | United states | 2 |
| OCTTEL Communication Co., Ltd. | | Taiwan | 1 |
| Ocular Networks | | United states | 1 |
| Oculus VR, LLC | | United states | 1 |
| ODA Technologies | | Korea | 1 |
| ODVA | | United states | 1 |
| OEM ENGINES | | United states | 1 |
| OEM Worldwide | | United states | 1 |
| Oerlikon Textile Gmbh&Co.KG | | China | 1 |
| OESOLUTIONS | | Korea | 1 |
| Oetiker Schweiz AG | | Switzerland | 1 |
| Office Details, Inc. | | United states | 1 |
| Office FA.com Co.,Ltd. | | Japan | 1 |
| OHKURA ELECTRIC CO., LTD. | | Japan | 1 |
| OHLER GMBH | | Germany | 1 |
| Ohm Tech Labs, Inc. | | United states | 1 |
| OHM TECHNOLOGIES INTL, LLC | | United states | 1 |
| OHSUNG | | Korea | 10 |
| OHSUNG ELECTRONICS CO., LTD. | | Korea | 1 |
| OHSUNG ELECTRONICS CO.,LTD. | | Korea | 1 |
| OI ELECTRIC CO.,LTD | | Japan | 4 |
| Oilfind International LLC | | United states | 1 |
| OJ-Electronics A/S | | Denmark  | 1 |
| OJSC Ufimskiy Zavod Promsvyaz | | Russian federation | 1 |
| OKANO ELECTRIC CO.,LTD | | Japan | 1 |
 | Oki Electric Industry Co., Ltd. | http://www.oki.com/ | Japan | 4 |
| OktoInform RUS | | Russian federation | 1 |
| OKUMA CORPORATION | | Japan | 1 |
| OL'E COMMUNICATIONS, INC. | | United states | 1 |
| Ola Sense Inc | | United states | 1 |
| OLENCOM ELECTRONICS | | Israel  | 1 |
| OleumTech Corporation | | United states | 1 |
| Olibra LLC | | United states | 1 |
| OLICOM A/S | | Denmark | 1 |
| OLITEC | | France | 1 |
| Olive & Dove Co.,Ltd. | | Korea | 1 |
| Olive Telecommunication Pvt. Ltd | | India  | 1 |
| Olivetti | | Italy  | 1 |
| OLIVETTI NORTH AMERICA | | United states | 1 |
| OLIVETTI TELECOM SPA (OLTECO) | | United states | 1 |
| OLIVETTI TELECOMM SPA (OLTECO) | | United states | 1 |
| Olym-tech Co.,Ltd. | | China | 1 |
| OLYMPUS CORPORATION | | Japan | 1 |
| OLYMPUS IMAGE SYSTEMS, INC. | | United states | 1 |
| Olympus Soft Imaging Solutions GmbH | | Germany | 1 |
| Omega Band, Inc. | | United states | 1 |
| OMEGA ELECTRONICS SA | | Switzerland | 1 |
| Omega Elektronik AS | | Turkey  | 1 |
| Omega Engineering Inc. | | United states | 0 |
| OMICRON electronics GmbH | | Austria  | 1 |
| Omitec Instrumentation Ltd. | | United kingdom | 1 |
| Omneality Ltd. | | United kingdom | 1 |
| Omnex Control Systems | | Canada | 1 |
| Omni Directional Control Technology Inc. | | Taiwan | 1 |
| OMNI FLOW COMPUTERS, INC. | | United states | 1 |
| Omni-ID | | United kingdom | 1 |
| Omni-ID USA, Inc. | | United states | 1 |
| OMNI-WiFi, LLC | | United states | 1 |
| OMNIA COMMUNICATIONS, INC. | | United states | 1 |
| Omnibit Inc. | | Japan | 1 |
| OMNIBYTE CORPORATION | | United states | 1 |
| OmniCluster Technologies, Inc. | | United states | 1 |
| Omnifi Inc. | | United states | 0 |
| OMNIKEY GmbH. | | Austria | 1 |
| Omnilux | | United states | 1 |
| OmniLync Inc. | | United states | 1 |
| Omnima Limited | | United kingdom | 1 |
| Omnipless Manufacturing (PTY) Ltd | | South africa  | 1 |
| Omniprint Inc. | | United states | 1 |
| OMNISEC AG | | Switzerland | 1 |
| Omnisense Ltd | | United kingdom | 1 |
| OmniSense, LLC | | United states | 1 |
| Omnitron Systems Technology, Inc. | | United states | 1 |
| OMNITRONICS PTY LTD | | Australia  | 1 |
| OMNITRONIX, INC. | | United states | 1 |
| OMNIVISION | | Japan | 0 |
| Omntec mfg. inc | | United states | 1 |
| OMRON Corporation | | Japan | 1 |
| Omron Healthcare Co., Ltd | | Japan | 1 |
| OMRON HEALTHCARE Co., Ltd. | | Japan | 1 |
| OMRON TATEISI ELECTRONICS CO. | | Japan | 1 |
| OMS Motion | | United states | 0 |
| OMS spol. s.r.o. | | Slovakia  | 1 |
| OMX Technology - FZE | | United arab emirates  | 1 |
| ON Semiconductor | | United states | 2 |
| ON SOFTWARE INTERNATIONAL LIMITED | | Taiwan | 1 |
| ON-Q LLC dba ON-Q Mesh Networks | | United states | 1 |
| On-Ramp Wireless, Inc. | | United states | 1 |
| Onbnetech | | Korea | 1 |
| Onda Communication spa | | Italy | 1 |
 | Onda TLC GmbH | https://ondatlc.com/ | Austria | 1 |
| Onda TLC Italia S.r.l. | | Italy | 0 |
| One | | Belgium  | 1 |
| ONE Investment Group Limited | | United kingdom | 0 |
| one RF Technology | | France | 1 |
| One Stop Systems | | United states | 1 |
| ONE WORLD SYSTEMS, INC. | | United states | 1 |
| ONEAC CORPORATION | | United states | 1 |
| OneAccess SA | | France | 2 |
| ONELAN LTD. | | United kingdom | 1 |
| Oneline AG | | Germany | 1 |
| OnePath Networks LTD. | | Israel | 1 |
| OnePlus Electronics (Shenzhen) Co., Ltd. | | China | 1 |
| OnePlus Tech (Shenzhen) Ltd | | China | 1 |
| OnePlus Technology (Shenzhen) Co., Ltd | | China | 18 |
| Onface | | Korea | 1 |
| OngCorp | | United states | 1 |
| Onion Corporation | | Canada | 1 |
| Onity, Inc. | | United states | 1 |
| Onkey Technologies, Inc. | | United states | 1 |
| Onkyo Corporation | | Japan | 1 |
| Onkyo Technology K.K. | | Japan | 1 |
| Online Corporation | | Taiwan | 1 |
| Online Development Inc | | United states | 1 |
| Online Security Pty. Ltd. | | Australia | 1 |
| OnLive, Inc | | United states | 1 |
| Onnet Technologies and Innovations LLC | | United arab emirates | 1 |
| ONNTO CORP. | | Taiwan | 1 |
| ONPREM NETWORKS | | United states | 1 |
| Onset Computer Corporation | | United states | 1 |
| OnSite Systems, Inc. | | United states | 1 |
| ONStor, Inc. | | United states | 1 |
| OnTarget Technologies, Inc | | United states | 1 |
| OnTime Networks AS | | Norway  | 1 |
| ONTIMETEK INC. | | Korea | 1 |
| Ontrol A.S. | | Turkey | 1 |
| ONvocal Inc | | United states | 1 |
| Onyx Healthcare Inc. | | Taiwan | 1 |
| ONYX WIFI Inc | | United states | 1 |
| Onzo Ltd | | United kingdom | 1 |
| Ooma, Inc. | | United states | 1 |
| OOmon Inc. | | United states | 1 |
| OOO InProMedia | | Russian federation | 1 |
| OOO NPP EKRA | | Russian federation | 1 |
| OOO NPP Systemotechnika-NN | | Russian federation | 1 |
| OOO Petr Telegin | | Russian federation | 1 |
| OOO RUBEZH NPO | | Russian federation | 1 |
| OOO Samlight | | Russian federation | 1 |
| OOO TSS | | Russian federation | 1 |
| OOO TTV | | Russian federation | 1 |
| OOSIC Technology CO.,Ltd | | China | 1 |
| Op-Tection GmbH | | Germany | 1 |
| Opaque Systems | | United states | 1 |
| OPCOM | | United states | 1 |
| Opelcomm Inc. | | United states | 1 |
| Open Access Pty Ltd | | Australia | 1 |
| Open Grid Computing, Inc. | | United states | 1 |
| Open Infrastructure | | Switzerland | 1 |
| Open Interface North America | | United states | 1 |
| Open Mesh, Inc. | | United states | 2 |
| Open Network Co., Ltd. | | Japan | 1 |
| Open Networking Laboratory | | United states | 1 |
| Open Networks Engineering Ltd | | United kingdom | 1 |
| OPEN Networks Pty Ltd | | Australia | 1 |
| OPEN ROAD SOLUTIONS , INC. | | Taiwan | 1 |
| Open Source Robotics Foundation, Inc. | | United states | 1 |
| Open Stack, Inc. | | Korea | 1 |
| Open Standard Digital-IF Interface for SATCOM Systems | | United states | 1 |
| Open Systems International | | United states | 1 |
| Open Telecom | | Korea | 1 |
| Open-m technology limited | | China | 1 |
| OPENBRAIN TECHNOLOGIES CO., LTD. | | Korea | 1 |
| OpenCon Systems, Inc. | | United states | 1 |
| Openet information technology(shenzhen) Co., Ltd. | | China | 1 |
| OpenGear, Inc | | United states | 1 |
| OpenIB, Inc. | | United states | 1 |
| Openmatics s.r.o. | | Czech republic  | 1 |
| OPENMOKO, INC. | | Taiwan | 1 |
| Openpath Security, Inc. | | United states | 1 |
| OpenPattern | | France | 1 |
| Openpeak, Inc | | United states | 1 |
| OpenProducts 237 AB | | Sweden  | 1 |
| OpenRTLS Group | | Netherlands | 1 |
| Opentech Inc. | | Korea | 1 |
| OpenVox Communication Co Ltd | | China | 1 |
| OpenXS BV | | Netherlands | 1 |
| Ophir Optronics Ltd | | Israel | 1 |
| Ophir-Spiricon LLC | | United states | 1 |
| Ophit Co.Ltd. | | Korea | 1 |
| OPICOM | | Korea | 1 |
| OPMEX Tech. | | China | 1 |
| OPNET Technologies CO., LTD. | | Taiwan | 1 |
| OPPLE LIGHTING CO., LTD | | China | 1 |
| OPPO Digital, Inc. | | United states | 1 |
 | OPPO Electronics Corp. | http://www.oppo.com/ | China | 158 |
| Opsens Solution Inc. | | Canada | 1 |
| OPT Machine Vision Tech Co., Ltd | | China | 0 |
| Optcom Co., Ltd. | | Japan | 1 |
| Optec Dai-Ichi Denko Co., Ltd. | | Japan | 1 |
| Optec Displays, Inc. | | United states | 1 |
| Optek Digital Technology company limited | | China | 1 |
| Optelian Access Networks | | Canada | 1 |
| Opteon Corporation | | United states | 1 |
| OPTEX CO.,LTD. | | Japan | 1 |
| OPTEX-FA CO.,LTD. | | Japan | 1 |
| Opthos Inc. | | United states | 1 |
| OPTI, INC. | | United states | 1 |
| Opti-cell, Inc. | | United states | 1 |
| OPTIBASE LTD | | Israel | 1 |
| Optica Technologies Inc. | | United states | 1 |
| Optical Access | | Israel | 1 |
| OPTICAL ACCESS INTERNATIONAL | | United states | 1 |
| Optical Communications Products Inc. | | United states | 1 |
| Optical Internetworking Forum | | United states | 1 |
| Optical Network Testing, Inc. | | United states | 1 |
| OPTICAL NETWORK VIDEO TECHNOLOGIES (SHENZHEN) CO., LTD. | | China | 1 |
| OPTICAL NETWORKS, INC. | | United states | 1 |
| Optical Systems Design | | Australia | 1 |
| Optical Zonu Corporation | | United states | 1 |
| Opticom Communication, LLC | | United states | 1 |
| Opticom Communications, LLC | | United states | 1 |
| Opticomm Corporation | | United states | 1 |
| Opticon Sensors Europe B.V. | | Netherlands | 1 |
| Opticore Inc. | | Korea | 1 |
| Optictimes Co.,Ltd | | China | 1 |
| optilink networks pvt ltd | | India | 1 |
| Optillion | | Sweden | 1 |
| OptiLogix BV | | Netherlands | 1 |
| OPTIM SYSTEMS, INC. | | United states | 1 |
| OPTIMA TELE.COM, INC. | | Canada | 1 |
| Optimal Audio Ltd | | United kingdom | 1 |
| Optimal Technologies International Inc. | | Bahamas  | 1 |
| OPTIMATION, INC. | | United states | 1 |
| Optimedical Systems | | United states | 1 |
| OPTIMEM | | United states | 1 |
| OptiMight Communications, Inc. | | United states | 1 |
| OPTIMUS IC S.A. | | Poland  | 1 |
| Optinel Systems, Inc. | | United states | 1 |
| Option International N.V. | | Belgium | 1 |
| Option Wireless Sweden | | Sweden | 1 |
| OPTIQUEST | | United states | 1 |
| OptiSense Network, LLC | | United states | 1 |
| Optium Corporation | | United states | 1 |
| OPTIVISION, INC. | | United states | 1 |
| OPTO-22 | | United states | 1 |
| OPTOELECTRONICS Co., Ltd. | | Japan | 1 |
| OptoMET GmbH | | Germany | 1 |
| Optonic GmbH | | Germany | 0 |
| Optos Plc | | United kingdom | 1 |
| Optosecurity Inc. | | Canada | 1 |
| Optoway Technology Incorporation | | Taiwan | 1 |
| Optowiz Co., Ltd | | Korea | 1 |
| Optranet, Inc. | | United states | 1 |
| Optronic AG | | Switzerland | 1 |
| OPTRONICS | | United states | 1 |
| OPTSYS TECHNOLOGY CO., LTD. | | Korea | 1 |
| OptXCon, Inc. | | United states | 1 |
| Opulinks | | China | 1 |
| OPUS High Technology Corporation | | Taiwan | 1 |
| OPUS SYSTEMS | | United states | 1 |
| OpVista, Inc. | | United states | 1 |
| OPW Fuel Management Systems | | United states | 1 |
| OPWILL Technologies CO .,LTD | | China | 1 |
| Opzoon Technology Co.,Ltd. | | China | 1 |
| OQO, Inc. | | United states | 1 |
| ORA Inc. | | China | 1 |
 | Oracle Corporation | https://www.oracle.com/ | United states | 17 |
| ORACOM Co, Ltd. | | Korea | 1 |
| Oraimo Technology Limited | | Hong kong | 2 |
| Orange Logic | | Korea | 1 |
| ORANGE MICRO, INC. | | United states | 1 |
| ORANGE POLSKA | | Poland | 1 |
| ORANTEK LIMITED | | China | 1 |
 | Oray.com co., LTD. | https://www.oray.com/ | China | 1 |
| Oraya Therapeutics | | United states | 1 |
| Orb Networks, Inc. | | United states | 1 |
| ORBACOM SYSTEMS, INC. | | United states | 1 |
| Orban | | United states | 1 |
| Orbbec 3D Technology International | | United states | 1 |
| Orbic North America | | United states | 2 |
| ORBIS BV | | Netherlands | 1 |
| Orbis Systems Oy | | Finland | 1 |
| ORBIS TECNOLOGIA ELECTRICA S.A. | | United states | 1 |
| ORBISAT DA AMAZONIA IND E AEROL SA | | Brazil  | 1 |
| ORBIT AVIONIC & COMMUNICATION | | Israel | 1 |
| Orbit Irrigation | | United states | 1 |
| ORBIT MERRET, spol. s r. o. | | Czech republic | 1 |
| Orbital Data Corporation | | United states | 1 |
| Orbital Sciences Corp.; Launch Systems Group | | United states | 1 |
| ORBOTECH | | Israel | 1 |
| Orbotix, Inc. | | United states | 1 |
| ORCATECH INC. | | Canada | 1 |
| ORCKIT COMMUNICATIONS LTD. | | Israel | 1 |
| ORDYN TECHNOLOGIES | | India | 1 |
| Oregan Networks Ltd. | | Sweden | 0 |
| Oregano Systems - Design & Consulting GmbH | | Austria | 1 |
| ORESIS COMMUNICATIONS, INC. | | United states | 1 |
| ORFEO SOUNDWORKS Inc. | | Korea | 1 |
| Orga BV | | Netherlands | 1 |
| ORGA Kartensysteme GmbH | | Germany | 1 |
| ORICO Technologies Co., Ltd | | China | 1 |
| Orient Power Home Network Ltd. | | Hong kong | 1 |
| Orient Silver Enterprises | | United states | 1 |
| ORIENT TELECOM CO., LTD. | | Korea | 1 |
| Oriental integrated electronics. LTD | | Korea | 1 |
| ORIENTAL MOTOR CO., LTD. | | Japan | 1 |
| ORIENTAL PACIFIC INTERNATIONAL LIMITED | | New zealand  | 1 |
| Origin Co., Ltd. | | Japan | 0 |
| Origin ELECTRIC CO.,LTD. | | Japan | 1 |
| Orion Diagnostica Oy | | Finland | 1 |
| Orion Electric Co., Ltd. | | Japan | 1 |
| Orion MultiSystems Inc | | United states | 1 |
| ORION NOVA, S.L. | | Spain | 1 |
| Ormazabal | | Spain | 1 |
| ORMEC SYSTEMS CORP. | | United states | 1 |
| ORNET DATA COMMUNICATION TECH. | | Israel | 1 |
| Orolia USA | | United states | 0 |
| Orpak Systems L.T.D. | | Israel | 1 |
| ORSYS GmbH | | Germany | 1 |
| ORTANA LTD | | Turkey | 1 |
| ORTHOsoft inc, d/b/a Zimmer CAS | | Canada | 1 |
| ORTIVUS MEDICAL AB | | Sweden | 1 |
| Ory Solucoes em Comercio de Informatica Ltda. | | Brazil | 1 |
| OSAI SRL | | Italy | 1 |
| OSAKA COMPUTER CORP. | | Japan | 1 |
| Osaka Micro Computer. | | Japan | 1 |
| Osaki Electric Co., Ltd. | | Japan | 1 |
| OSASI Technos Inc. | | Japan | 1 |
| OSCILLOQUARTZ S.A. | | Switzerland | 1 |
| oshkosh Corporation | | United states | 1 |
| OSI PLUS CORPORATION | | Japan | 1 |
| OSI Security Devices | | United states | 1 |
| OSITECH COMMUNICATIONS, INC. | | Canada | 1 |
| Ositis Software, Inc. | | United states | 1 |
| OSKAR VIERLING GMBH + CO. KG | | Germany | 1 |
| OSLiNK Sp. z o.o. | | Poland | 1 |
 | OSMOZIS | https://www.osmozis.com/ | France | 1 |
| Osorno Enterprises Inc. | | Canada | 1 |
| OSPREY TECHNOLOGIES, INC. | | United states | 1 |
| OSRAM GmbH | | Germany | 2 |
| OST (OUEST STANDARD TELEMATIQU | | France | 1 |
| Osterhout Design Group | | United states | 1 |
| Osung Midicom Co., Ltd | | Korea | 1 |
| OT Systems Limited | | Hong kong | 1 |
| Otanikeiki Co., Ltd. | | Japan | 1 |
| Otari, Inc. | | Japan | 1 |
| OTC Wireless | | United states | 1 |
| OTE Spa | | Italy | 1 |
| OTEC(Shanghai)Technology Co.,Ltd. | | China | 1 |
| Oticon A/S | | Denmark | 1 |
| OTIS ELEVATOR COMPANY | | United states | 1 |
| OTN Systems N.V. | | Belgium | 1 |
| OTRUM ASA | | Norway | 1 |
| OTSL Inc. | | Japan | 1 |
| Otsuka Electronics Co., Ltd. | | United states | 1 |
| Ottec Technology GmbH | | Germany | 1 |
| Otto Bock Healthcare Products GmbH | | Austria | 1 |
| OttoQ | | United states | 1 |
| Otus Technologies Ltd | | United kingdom | 1 |
| Ou Wei Technology Co.，Ltd. of Shenzhen City | | China | 1 |
| OUEN CO.,LTD. | | Japan | 1 |
| OULLIM Information Technology Inc,. | | Korea | 1 |
| Ouman Oy | | Finland | 1 |
| OURA Health Oy | | Finland | 1 |
| Ouster | | United states | 1 |
| Out of the Fog Research LLC | | United states | 1 |
| OuterLink Corporation | | United states | 1 |
| Outline Electronics Ltd. | | Hong kong | 1 |
| OutSmart Power Systems, Inc. | https://outsmartinc.com/ | United states | 1 |
| Ouya, Inc | | United states | 1 |
| OVATION SYSTEMS LTD. | | United kingdom | 1 |
| OVERKIZ | | France | 1 |
| Overland Storage Inc. | | United states | 1 |
| Overland Storage, Inc. | | United states | 1 |
| OverSpeed SARL | | France | 1 |
| Overture Networks | | United states | 1 |
| Overture Networks, Inc. | | United states | 1 |
| Overture Networks. | | United states | 1 |
| OVH | | France | 1 |
| OvisLink S.A. | | Spain | 1 |
| OWIN Inc. | | Korea | 1 |
| Owitek Technology Ltd., | | Taiwan | 1 |
| Owl Cyber Defense Solutions, LLC | | United states | 1 |
| Owl Labs | | United states | 1 |
| OWLink Technology Inc | | United states | 1 |
| Oxance | | France | 1 |
| Oxford Diagnostics Ltd. | | United kingdom | 1 |
| OXFORD INSTRUMENTS | | United kingdom | 1 |
| OXFORD METRICS LIMITED | | United kingdom | 1 |
| OXFORD SEMICONDUCTOR LTD. | | United kingdom | 1 |
| Oxide Computer Company | | United states | 1 |
| Oxit, LLC | | United states | 1 |
| OXTEL, LTD. | | United kingdom | 1 |
| Oxygen Broadband s.a. | | Greece  | 1 |
| Oxygnet | | United states | 1 |
| OxyGuard Internation A/S | | Denmark | 0 |
| Oxyguard International A/S | | Denmark | 1 |
| OY COMSEL SYSTEM AB | | Finland | 1 |
| Oy Everon Ab | | Finland | 1 |
| Oy Finnish Electric Vehicle Technologies Ltd | | Finland | 1 |
| OYO ELECTRIC CO.,LTD | | Japan | 1 |
| OzVision America LLC | | United states | 1 |
and is updated daily to ensure our data is constantly up to date.
