| O Dwyer
Engineering |
| O Ring |
| O Seal Division |
| O Tronics |
| O.C. White Co. |
| O.E.G. |
| O.M.B. srl |
| O.M.T. Officina
Meccanica TARTARINI s.r.l. |
| Oak |
| Oakland Engineering |
| Oakton |
| Oasis |
| Obara Corp |
| OBEM S.p.A. |
| Oberdorfer |
| OBL |
| OBL pumps |
| OBL s.r.l. |
| OBO BETTERMANN |
| Obrotow |
| Obrusn |
| Oc White |
| Ocal |
| Ocal by ABB |
| Oce |
| Ocmt |
| Octagon Systems |
| Octavo Systems |
| Octet Design |
| ODDESSE |
| Oden Corporation |
| Odessa Engineering |
| ODME B.V. |
| ODU |
| Odu
Steckverbindungssysteme GmbH & Co. KG |
| OEG / TE Connectivity |
| OEG GmbH |
| OEG OLFEUERUNGSBEDARF
Handelsgesellshaft mbH |
| OEG Relays / TE Connectivity |
| Oeltechnik France |
| OEM |
| Oem Controls Inc |
| Oemer |
| OEMER DC MOTOR |
| OEMER Motori
Elettrici S.P.A. |
| Oeo Incorporated |
| OEP |
| Oerlikon |
| Oerlikon Leybold Vacuum |
| Oerlikon leybold
vacuum GmbH |
| OETIKER |
| Oetiker |
| Oettle & Reikiller |
| OEZ s.r.o. |
| OFFICINE OROBICHE |
| Officine Orobiche
S.p.A. |
| Officine Orobiche S.r.l. |
| Oftatter |
| Ogden |
| Ogura Clutch |
| Ogura Indistrial Corp. |
| Ohaus |
| Ohaus Europe GmbH |
| Ohio Brass |
| Ohio Gear |
| Ohio Magnetics |
| Ohio Semitronics |
| Ohkura Electric |
| Ohm Electric |
| Ohma |
| Ohmart |
| Ohmeron |
| Ohmic Instruments |
| Ohmite |
| Ohmtemp |
| Ohneberg
hydraulic4u, Inh. Stefan Ohneberg |
| ÖHT Ing. Werner
Witzel GmbH |
| Oieca |
| Oil Rite |
| Oilair |
| Oildyne |
| Oiles Kogyo |
| Oilgear |
| Oilgear Towler |
| Oilgear Towler GmbH |
| Oilite |
| Oilon Energy Oy |
| Oil-Tech |
| Ok Electronics |
| Ok Industries |
| OK Industries |
| OK Industries (Jonard Tools) |
| OK Industries / Jonard |
| OK International |
| Okamoto |
| Okano Densen |
| Okaya |
| Okaya Electric Industries |
| Okaya Europe GmbH |
| Okayo |
| OKdo |
| Okdo |
| OKdo |
| Okeefe Controls Inc |
| Oki |
| Okidata |
| Okin |
| Oktogon |
| Okuma |
| Okura |
| OKW |
| OKW Enclosures |
| OLAER |
| OLAER Industries
GmbH |
| Olaf Böttcher
Hydraulik Consulting |
| Old Hickory Furniture |
| Old Mill |
| Oldham |
| Ole Wolff |
| Olec |
| Oleo |
| OLEODINAMICA GECO
S.r.l. |
| Oleodinamica Marchesini Srl |
| Oleoweb S.R.L. |
| Olflex |
| OLI
Vibrationstechnik GmbH |
| OLI Vibrators |
| Olimex |
| Olimex Ltd. |
| Oliver Valves
Nederland |
| Olman |
| Olmatic |
| Olmec |
| Olofströms
Tryckluftscylinder |
| Olsen |
| Olsun |
| Oltronix |
| Olympic Controls |
| Olympic Wire |
| Olympic Wire and Cable |
| Olympic Wire and Cable Corp. |
| Olympus |
| Omag |
| OMAG Srl |
| OMAL |
| Omal S.p.a |
| OMAL S.P.A. |
| Omark Industries |
| OMB srl |
| OMC s.r.l |
| OMEGA |
| Omega Engineering |
| Omega Heater |
| Omega Lighting |
| Omegadyne |
| OMERIN GmbH |
| OMET di Ceresa SRL |
| Omi Oxy Metal Industries |
| OMI Srl |
| Omicron |
| OMICRON electronics
GmbH |
| Omite |
| OML |
| Omnetics |
| Omnex Control Systems |
| Omni |
| Omni Data Systems |
| Omni Glow |
| Omni Pro Electronics |
| Omni Ray |
| Omni Vision |
| Omnibyte |
| Omnifax |
| Omnifit |
| OmniPreSense |
| Omniprint |
| Omnisys |
| Omnitech |
| Omnitester Corp |
| Omnitron |
| OmniVision Technologies |
| OMPI Srl |
| OMRON |
| Omron |
| Omron Automation |
| Omron Automation & Safety
Services |
| Omron Electronic Components |
| Omron Electronics Components |
| Omron Microscan |
| Omron Safety (Sti) |
| Omron Scientific Technology |
| Oms |
| OMS Motion |
| OMS
VERPACKUNGSSYSTEME GmbH |
| OMT |
| Omtron |
| OMV |
| Omv |
| On Line Power Inc |
| On Semiconductor |
| ON Semiconductor |
| On Shore Technology |
| On Speed |
| Onamba |
| Onan Corp |
| Onan Generator |
| Onbase |
| OncQue |
| Ondyne |
| One Ac Corp |
| Oneac |
| OneSimCard |
| Onion |
| Onion Corporation |
| Online |
| Online Development Inc |
| Online Energy |
| ONNEKEN Meß-und
Prüftechnik |
| Ono Sokki |
| Onsemi |
| On-Shore Technology, Inc. |
| Onsoku |
| Onstream |
| Onvio |
| Opco |
| Opcon |
| Open Sesame Tech |
| Oplink / Molex |
| Oplink, a Molex company |
| Oppama |
| Opsis |
| Opt |
| OptConnect |
| Optek |
| Optek (TT Electronics) |
| Optek / TT Electronics |
| Optek Technology/TT
Electronics |
| optek-Danulat |
| Optek-Danulat GmbH |
| Optelecom |
| Optex |
| OPTI |
| Optibelt |
| OPTIBELT |
| Optical Gauging Prod |
| Optical Specialties |
| Opticom |
| Opticon |
| OptiFuse |
| Optilumen Inc. |
| Optima Machinery Corp |
| Optimate |
| Optimation Inc |
| Optimised Control |
| Optimum |
| Optimum Controls Corp |
| Optimus |
| Optimus Logic |
| Option Computers |
| Option NV |
| Optiwave |
| Opto |
| Opto 22 |
| Opto Diode |
| Opto Diode Corporation |
| Opto Switch |
| Opto22 |
| OPTOFIB |
| Optograms |
| Optoma |
| Optrel |
| OPTREL WELDING MASK |
| Optrex |
| Optrex / Kyocera |
| Optris |
| Optron |
| Optronic |
| Optronic AG |
| Opw Engineered Systems |
| Oracle |
| Orange Research |
| Orbel |
| Orbinex |
| ORBINOX |
| ORBINOX Deutschland
GmbH |
| Orbisphere |
| ORBIT MERRET |
| Orbit Pumps Limited |
| Orbit Systems |
| Orbitec |
| Orc |
| Orcon |
| Oregon Micro Systems Inc |
| Oregon Scientific |
| O'Reilly Media, Inc. |
| Orga Signal |
| Organpak |
| ORGAPACK |
| Orgapack |
| Orient Display |
| Orient Sang Sa |
| Oriental |
| Oriental motor |
| Oriental Motor |
| Orientec |
| Origa |
| Origin Electric |
| ORing |
| Orion |
| Orion (Knight Electronics,
Inc.) |
| Orion Data |
| Orion Fans |
| ORION POWER SYSTEMS, INC. |
| Orion Research |
| Orium |
| Orival |
| Orlaco |
| Orleans Ornamental |
| Ormec |
| Ors |
| Ortec |
| Orthodyne Electronics |
| Orthosole |
| Ortlinghaus AG |
| Ortlinghaus-Werke |
| Ortlinghaus-Werke GmbH |
| Ortman Fluid |
| Ortronics Inc |
| Orycon |
| Os Walker Co |
| Osa |
| OSA Electronics |
| OSA Opto |
| Osacom |
| Osai |
| Osaka |
| Osaka Giken |
| Osakidengyosha |
| Osborn |
| Osborn Brush |
| Oscium |
| Osco |
| Oscomp GmbH |
| Osda |
| Oseco |
| OSEPP |
| OSEPP Electronics |
| Osg |
| Osg Tap & Die |
| Oshino Lamps |
| OSI Optoelectronics |
| Osicom |
| Oskar Dilo
Maschinenfabrik GmbH |
| Oslo |
| Osmonics |
| OSNA |
| OSNA-Pumpen GmbH |
| Osram |
| Osram Opto Semiconductors |
| OSRAM Opto Semiconductors |
| OSRAM Opto Semiconductors,
Inc. |
| Osram Sylvania |
| Ostby Barton Pylon |
| Ostermann |
| Osu Günter Hessler
GmbH & Co. KG |
| Oswald Elektromotoren GmbH |
| Oswald
Fördertechnik |
| Otari |
| Otc Co |
| Ote Industries |
| OTEHALL |
| OTEHALL MICRO SWITCH |
| Otis |
| Otis Elevator Co |
| OTT |
| Ott GmbH & Co.
KG |
| OTT worm gears |
| OTT-JAKOB |
| OTT-Jakob
Spanntechnik GmbH & Co KG |
| Otto |
| OTTO |
| Otto Controls |
| Otto Ganter |
| Otto Ganter GmbH
& Co.KG |
| Ouellet |
| Oupiin |
| OutBack |
| Oval |
| Oval Automation Limited |
| Oval Timers |
| Oventrop |
| Overhead Door |
| Overly |
| Overview |
| Oviraptor |
| Owatonna Tool |
| Owens Brockway |
| Owens Corning |
| Owens Illinois |
| OWON Technology Lilliput
Electronics |
| Oxley |
| Oxweld |
| Oxy Dry |
| OXYTECHNIK |
| Oxytechnik
Systemtechnik mbH & Co KG |
| Oyster Terminals |
| Oz Gedney |
| OZ Optics |
| Ozak Seiko |
| Ozaki Seisakusho |
| Ozat |
| Ozolight |
| Ozone Systems Services |
| Ozonia |
