SINGAPORE PLUMBING SOCIETY
SINGAPORE PRECISION ENGINEERING & TECHNOLOGY ASSOCIATION
SINGAPORE PRECISION ENGINEERING & TOOLING ASSOCIATION (SPETA)
SINGAPORE RENOVATION CONTRACTORS & MATERIAL SUPPLIERS ASSN
SINGAPORE RETAILERS ASSOCIATION
SINGAPORE ROPE, HARDWARE & PAINT MERCHANTS ASSOCIATION
SINGAPORE SANITARY WARE IMPORTERS & EXPORTERS ASSOCIATION
SINGAPORE SCHOOL & PRIVATE HIRE BUS OWNERS’ ASSOCIATION
SINGAPORE SCHOOL TRANSPORT ASSOCIATION
SINGAPORE SEMICONDUCTOR INDUSTRY ASSOCIATION