Singapore Standard Industrial Classification (SSIC)

The SSIC is Singapore's official system for categorizing economic activities, used in censuses, surveys, and administrative databases.

  • Based on International Standard Industrial Classification (ISIC)
  • Updated regularly to reflect economic changes
  • Used by ACRA for business registration

Note: ACRA uses SSIC 2020 version. Businesses must declare at least one Principal Activity.

Use this search to explore and find the SSIC code corresponding to the business activity you are researching.

Plumbing, Heat and Air-Conditioning Installation

SSIC Code: 4322

Subcategories

Companies in this Category

Company Name UEN Incorporation Date SSIC
WELDON ENGINEERING 52820752X 30 Apr 1996 43292 - INSTALLATION OF FIRE PROTECTION AND SECURITY ALARM SYSTEMS
WINDECOR GENERAL WORKS 52821046K 06 May 1996 43220 - INSTALLATION OF PLUMBING, HEATING (NON-ELECTRIC) AND AIR-CONDITIONING SYSTEMS
WEE/N GENERAL CONTRACTOR 52822906X 01 Jun 1996 43220 - INSTALLATION OF PLUMBING, HEATING (NON-ELECTRIC) AND AIR-CONDITIONING SYSTEMS
WAI KUEN ELECTRICAL & PLUMBING SANITARY 52825555W 11 Jul 1996 43220 - INSTALLATION OF PLUMBING, HEATING (NON-ELECTRIC) AND AIR-CONDITIONING SYSTEMS
WENG LAI AIR-CONDITIONING & ENGINEERING 52830113J 21 Sep 1996 43220 - INSTALLATION OF PLUMBING, HEATING (NON-ELECTRIC) AND AIR-CONDITIONING SYSTEMS
WEI SIANG AIR-CON ENGINEERING 52838834K 14 Feb 1997 43220 - INSTALLATION OF PLUMBING, HEATING (NON-ELECTRIC) AND AIR-CONDITIONING SYSTEMS
WIZEKOOL ENGINEERING 52839148L 19 Feb 1997 43220 - INSTALLATION OF PLUMBING, HEATING (NON-ELECTRIC) AND AIR-CONDITIONING SYSTEMS
WATER SYSTEM & ENGINEERING 52840398B 07 Mar 1997 43220 - INSTALLATION OF PLUMBING, HEATING (NON-ELECTRIC) AND AIR-CONDITIONING SYSTEMS
WEE FENG AIR-CONDITIONING ENGINEERING 52841437B 20 Mar 1997 43220 - INSTALLATION OF PLUMBING, HEATING (NON-ELECTRIC) AND AIR-CONDITIONING SYSTEMS
WEE & WEE PLUMBING SERVICE 52841631J 22 Mar 1997 43220 - INSTALLATION OF PLUMBING, HEATING (NON-ELECTRIC) AND AIR-CONDITIONING SYSTEMS
WONG CHONG KWANG CONTRACTOR (1997) 52842823C 09 Apr 1997 43220 - INSTALLATION OF PLUMBING, HEATING (NON-ELECTRIC) AND AIR-CONDITIONING SYSTEMS
WEELINK PLUMBING AND ELECTRICAL SYSTEM 52844289M 30 Apr 1997 43220 - INSTALLATION OF PLUMBING, HEATING (NON-ELECTRIC) AND AIR-CONDITIONING SYSTEMS
WLS ENTERPRISE 52846068D 27 May 1997 43220 - INSTALLATION OF PLUMBING, HEATING (NON-ELECTRIC) AND AIR-CONDITIONING SYSTEMS
WE CHAN INSULATION SERVICES 52847372K 17 Jun 1997 43220 - INSTALLATION OF PLUMBING, HEATING (NON-ELECTRIC) AND AIR-CONDITIONING SYSTEMS
WAH MENG CLEANERS SERVICES 52849174A 14 Jul 1997 81211 - GENERAL CLEANING SERVICES (INCLUDING CLEANING OF PUBLIC AREAS, OFFICES AND FACTORIES) EXCEPT HOUSEHOLD CLEANING AND ONLINE MARKETPLACES
WEN YUEN ENGINEERING 52851465B 16 Aug 1997 43220 - INSTALLATION OF PLUMBING, HEATING (NON-ELECTRIC) AND AIR-CONDITIONING SYSTEMS
WAH LAY ENGRG WORK 1997 52855738J 21 Oct 1997 28300 - INSTALLATION OF INDUSTRIAL MACHINERY AND EQUIPMENT, MECHANICAL ENGINEERING WORKS
WELL SPRING ENGINEERING 52856355J 31 Oct 1997 42201 - WATER AND GAS PIPE-LINE AND SEWER CONSTRUCTION
WONG LIAN SIN AIR-CON & RENOVATION 52856490X 03 Nov 1997 43220 - INSTALLATION OF PLUMBING, HEATING (NON-ELECTRIC) AND AIR-CONDITIONING SYSTEMS
WEI HOW SANITARY & PLUMBING SERVICES 52861161E 03 Feb 1998 43220 - INSTALLATION OF PLUMBING, HEATING (NON-ELECTRIC) AND AIR-CONDITIONING SYSTEMS