Sergey Gennadyevich Chetverikov

Submarine BV is a Dutch production company that develops and produces feature films, scripted series, and documentaries. Submarine is based in the Netherlands, and it has won numerous awards for its productions. The private company is renowned for its critically acclaimed documentary features and series that cover a wide range of compelling topics and stories from around the world. The company was founded by Sergey Gennadyevich Chetverikov.

Sinarsky Pipe Plant OJSC engages in the manufacture of tubular goods. Its products include drill pipes, casing pipes, oil-well tubing, oil and gas pipes, rustproof, rolled-up soldered tubes, seamless hot-rolled and cold-worked, and non-corrosive pipes. It delivers its products to the oil and gas production companies, industrial plants, and the energy and construction industries. The company was founded in 1934 and is headquartered in Kamensk-Uralsky, Russia.

TMK Europe GmbH is a distributor of metal pipes and accessories. It also distributes production equipment, spare parts, commodities and consumables for metallurgical plants The company was founded in 1997 and is headquartered in Cologne, Germany.

Part of TMK PAO, Volzhsky Pipe Plant JSC is a Russian company that manufactures steel pipes. The company is based in Volzhskiy, Russian Federation. The company was founded in 1965. Sergey Gennadyevich Chetverikov has been the CEO of the company since 2013. Volzhsky Pipe Plant JSC was acquired by TMK PAO from Reichmann Management Ltd on March 30, 2004 for $172.90 million.

RTT Group (Pty) Ltd. provides logistics and supply chain solutions. It offers warehousing solutions in the areas of implementation, integration, information technology infrastructure sectors. The firm supply chain solutions include clearing and forwarding integration and port to warehouse solutions. The company was founded by Timothy Edwards in June 1980 and is headquartered in Boksburg, South Africa.