Chee Sien Oh

Aqua-Terra Supply Co. Ltd. operates as an investment holding company with interest in manufacturing and trading marine-related products. Its Other activities include trading spare parts and providing ship-handling services to vessels, testing and certification for related marine, offshore and construction products. The company was founded in October 1972 and is headquartered in Singapore.

Part of AT&S Pte Ltd., Indo Synergy Pte Ltd. is an investment holding vehicle of Sin Soon Huat Ltd. The company is based in Singapore, Singapore.

KS Distribution Pte Ltd. engages in oil and gas distribution. It offers oilfield equipment and supplies; tubular products, valves, fittings, and accessories; industrial hoses fittings; workshop and maintenance hand tools/equipment; HSE equipment; wire rope cutters and fittings accessories; general hardware; hydraulics components and instrumentations; valves and actuations; offshore piling hammers and accessories; offshore and marine cranes; flow control equipment, such as valves to anchor chains, wire ropes, hoses, hand tools, and deck machineries; pipes, tubes, and fittings; pumps; sealing solutions; marine equipment; and flanges, flow control products, plates, and industrial power products. The company was founded in May 2010 and is headquartered in Singapore.

KS Flow Control Pte Ltd. operates an investment holding company with an interest in oil rig construction. The company was founded in 2006 and is headquartered in Singapore.

KS Marinehub Pte Ltd. operates in marine hardware and equipment supplies. The company is headquartered in Singapore.

Part of AT & S Pte Ltd., Oceanic Offshore Engineering Pte Ltd. is a Singaporean company that provides wire ropes check and related services. The company is based in Singapore, Singapore.

Part of AT & S Pte Ltd., Orient Marine Pte Ltd. is a Singaporean company that provides logistics services and distributes marine engine spare parts. The company is based in Singapore, Singapore. Orient Marine was acquired by Aqua-Terra Supply Co. Ltd. from STH Logistics Pte Ltd. on May 03, 2005 for $1.87 million.

SSH Corp. Ltd. supplies industrial materials including pipes, fittings and valves, welding equipment and consumables. The firm also engages in providing engineering, property development and e-commerce platform maintenance services, operating technical training center, general warehousing and services allied to transporting of goods. The company was founded in 1942 by Chop Sin Soon Huat and is headquartered in Singapore.

Raymonds Supply Co., Ltd. operates as an oil field supply company serving the oil companies. The firm offers industrial supplies, electrical and network components, safety and environmental products, valves and actuators and other products. The company was founded in 1986 and is headquartered in Hong Kong.

Raymonds Supply (Shenzhen) Co. Ltd. is based in Shenzhen, China. Part of AT & S Pte Ltd., Raymonds Supply (Shenzhen) Co. Ltd. is a Chinese company that distributes oil and gas equipment. Raymonds Supply (Shenzhen) Co. was acquired by Raymonds Supply Co., Ltd. on December 10, 2009 for $0.10 million.

Part of AT & S Pte Ltd., PT Suryasarana Hidupjaya is an Indonesian company that engages in welding equipment and valve production. The company is based in Jakarta, Indonesia.

Part of KS Energy Ltd., KS Distribution (Malaysia) Sdn. The company is based in Kuala Lumpur, Malaysia. Bhd. is a Malaysian company that distributes industrial equipment.