Toon Ee Foo

ECS Holdings (Singapore) Ltd. is an investment holding company. It operates through the following business segments: Enterprise Systems, IT Services and Distribution. The Enterprise Systems segment engages in the provision of enterprise systems tools, which include middleware, operating systems, Unix/NT servers, databases and storage, and security products. The IT Services segment engages in information technology infrastructure design and implementation, training, maintenance and support services. The Distribution segment distributes information technology products, which include desktop personal computers, notebooks, handhelds and printers for the commercial and consumer markets. The company was founded by Eng Hoe Tay in 1985 and is headquartered in Singapore.

Institute of Singapore Chartered Accountants provides accounting services.

GRID Communications Pte Ltd. operates as a public telecommunications walkie talkie network operator. It offers push-to-talk, walkie-talkie, mobile phone, business, rental and data services. The company is headquartered in Singapore.

Part of CSE Global Ltd., CSE Americas Pte Ltd. is a Singaporean company that provides technology and software development services in the industrial automation, telecommunications, healthcare, and environmental markets. The private company is based in Singapore, Singapore.