SeaStar Global Marine Group (SGM) provides real-time operational control, cargo protection, and marine supervision services during petroleum loading and blending operations.
Working directly onboard vessels and alongside terminals, inspectors, and vessel crews, we help customers reduce operational risk, prevent cargo discrepancies, minimize delays, and protect commercial outcomes.
Our expertise in onboard blending control, marine loss control, cargo expediting, and additive integration allows us to actively manage marine cargo operations with continuous oversight, immediate response to deviations, and hands-on operational support across the Houston Ship Channel, Gulf Coast, U.S. coasts, Caribbean, and international marine markets.
WHY SGM EXISTS
We operate onboard vessels to ensure cargo operations are executed correctly and aligned with commercial expectations.
Marine cargo operations are fast-paced and commercially sensitive.
Small execution gaps during loading can lead to:
• off-spec cargo
• quantity discrepancies
• delays and demurrage
• commercial disputes
SGM was established to control these risks directly.
Protect your marine cargo operations with SGM. Delivering real-time operational control, blending oversight, and cargo protection to keep marine loading operations safe, efficient, and commercially secure.
SGM Group provides hands-on marine operational support through onboard blending control, marine loss prevention, and cargo expediting services – helping customers reduce delays, protect cargo quality and quantity, and maintain smooth vessel and terminal operations across the Gulf Coast, Caribbean, and international markets.
Captain Dmitriy Vlasov
Co-Founder & Managing Director | Marine & Petroleum Operations
RJ Samandov
Co-Founder & Commercial Director | Supply Chain & Commercial Operations
Co-Founder & Commercial Director with 35+ years in oil & gas supply chain, procurement, and global logistics operations.
Artur Chaykovskyy
Co-Founder | Marine & Petroleum Operations Specialist | Managing Director Deputy
Co-Founder with 15+ years of tanker experience specializing in cargo operations, blending, and loss control.
Tatiana Gobert
IT & Cybersecurity Director
IT & Cybersecurity Director specializing in cloud platforms, cybersecurity, and data-driven solutions, with a focus on automation and operational efficiency.
Iryna Tanasii
Administrative Manager
Vladyslav Motruk
Marine Cargo Superintendent







