- Azerbaijan International Operating Company
- BP Exploration (Shah Deniz) Ltd.
- Baku-Tbilisi-Ceyhan Pipeline Company
- Production Union “Azneft” the State Oil Company of Azerbaijan Republic
- Production Union “Azerikimya” the State Oil Company of Azerbaijan Republic
- Gaz Export Department the State Oil Company of Azerbaijan Republic
- Oil Pipelines Department the State Oil Company of Azerbaijan Republic
- Heydar Aliyev Oil Refinery
- Gas Processing Plant
- State Committee for Standardization, Metrology and Patent of the Republic of Azerbaijan
- Georgian Pipeline Company
- Mitro International Ltd. (Turkmenistan)
Customers
- Karasu Operating Company
- Binagadi Oil Company
- Salyan Oil Company
- Bahar Energy Operating Company Limited
- “Azeri MI Drilling Fluids” LLC
- Munasib Sanaye Techizat (MST LLC)
- NOW Netherland B.V.
- R&M Electrical Group Ltd
- Providence Doytch AG
- Holcim OJSC
- “Azerbaijan Caspian Shipping” Closed Joint Stock Company
- Azmetco Complex Adjustment and Automation JSC
- “Omega” Company
- “Shincar Holding” LLC