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O
 
Ohgitani Kogyo (M) Sdn Bhd
Ohta Precision (M) Sdn Bhd
OKM Valve (M) Sdn Bhd
Okumura Metals (M) Sdn Bhd
Okura Flexible Automation System (M) Sdn Bhd
Okura Flexible Automation System Pte Ltd (Singapore)
OMS Oilfield Services Sdn Bhd
ONKA Industrial (M) Sdn Bhd
Onkyo Shah Alam (Malaysia) Sdn Bhd
OPK Inter-Corporation Sdn bhd
OPK Marketing Services Sdn Bhd