ISO 9001


43 companies found

Certified By: Advanced Certification (Singapore) Pte Ltd Other Standard: bizSAFE STAR Scope: Provision of mechanical and electrical engineering works. Activities: • Electrical works • Plumbing, heating (non-electric) and air-conditioning More

About Koh Brothers Group Limited Listed on SGX Mainboard in August 1994, Koh Brothers Group is a well-established construction, property development and specialist engineering solutions provider, which was started as a sole proprietorship in 1966… More