Siew Chaing Tan

MTD ACPI Engineering Bhd. is an investment holding company, which engages in project management and construction activities. It deals with the construction and marketing of heavy element precast products for viaducts, elevated highways, light rail transit guideways, bridges, building system products, contracting in the fields of environmental systems, and providing specialist contracting services. It also offers industrial products, project management, manufacturing, marketing, licensing and franchising of precast and engineered products, and investment holding. The company is headquartered in Batu Caves, Malaysia.

Syarikat Bekalan Air Selangor Sdn. Bhd. provides water treatment and water distribution services. The company was founded in 2005 and is headquartered in Kuala Lumpur, Malaysia.

The Chartered Institute of Management Accountants, also known as aicpa® & cima®, is a global organization with 689,000 members, students, and professionals. The non-profit company is based in London, UK, and has a global presence of subsidiaries in several regions. The British company advocates for the accounting and finance profession, as well as the public interest and business sustainability. Andrew Harding has been the CEO of the company since 2009.

AlloyMtd Group provides construction services. The private company is based in Selangor, Malaysia. Kim Siew Tee has been the CEO of the Malaysian company since 2009.