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. OIL STATES  INDUSTRIES (SINGAPORE)
. MTQ ENGINEERING PTE LTD (SINGAPORE)
. OIL STATES INDUSTRIES (UK)
. BEGLEY INTERNATIONAL (Australia)
. KALAPURNA STEEL AND ENGG (India)
. GE VETCO GRAY (SINGAPORE)

. SCOMI OILFIELD SERVICES (SINGAPORE)

. OIL STATES INDUSTRIES (USA)

. WASCO OIL TOOLS (
Nigeria)

. Seah Besteel (Gunsan City, South Korea)
. Posco (Pohang City, South Korea

. Posco SS (Changwon City, South Korea)

. Kisco (Changwon City, South Korea)

. Hyundai Steel (Incheon City, South Korea)

. Mitsubishi (Muroran City, Japan)