• Oilseeds International, Ltd.
• (415)956-7251
• United States

• OJSC “Orgsyntez”
• +7 (831) 275-48-15
• Russian Federation

• Okada Ecotech Pte Ltd
• (65) 6535-7431
• Other Regions

• Okada Trading Pte Ltd
• (65) 6535-7431
• Other Regions

• Okami Chemical Industry Co.,Ltd.
• +81-774-22-6880
• Japan

• Okeda Chemical Co.,Ltd
• 0086-20-85865682
• China

• OKER-CHEMIE GMBH
• +49 (0) 53 21 / 7 51 - 34 15
• Germany

• OKON, Inc
• 303-377-7800
• United States

• Okuno Chemical Industries Co. Ltd.
• 81-6-6203-6667
• Japan

• OKUTAMA KOGYO CO. LTD.
• Japan

• Olaine Chemical - Pharmaceutical Plant
• (371) 701-3700
• Other Regions

• Olaine chemical plant Biolar Ltd.
• +371 67964445
• Lithuania

• Olainfarm
• +371-7013745
• Other Regions

• OLAY INTERNATIONAL CO., LTD.
• 886-3-2115028
• Taiwan

• Old Bridge Chemicals, Inc
• 1-800-275-3924
• United States

• Old Bridge Chemicals, Inc.
• 1-800-275-3924 or 732-727-2225
• United States

• Old West Supply Inc.
• 1-800-458-2739
• United States

• Oldham Chemicals Company, Inc.
• 800-888-5502
• United States

• Oleo Solutions Ltd
• +44 (0)1904 520106
• United Kingdom

• Oleochem Project Management Ltd
• 441224729966
• United Kingdom