SOCAR Upstream Management International LLC | 27,598 followers on LinkedIn. SOCAR Upstream performs management and operating of the SOCAR’s relevant Affiliates. | Eng. SOCAR Upstream Management International LLC (SUMI) was registered on July 24, 2014. SUMI manages operations for SOCAR's affiliates, including Azerbaijan (ACG) Limited, Azerbaijan (Shah Deniz) Limited, and SGC Upstream, under respective PSA's and Operator Services Agreements.