SLIM - The apex body for Sri Lankan Marketers, which was founded in 1970 and subsequently incorporated by an act of Parliament in 1980.
ස්ථානයන්: කොළඹ 08, කොළඹ 10, මහනුවර, මාතර

The Chartered Institute of Logistics and Transport offers professional qualifications in logistics and transport at diploma level.
ස්ථාන: කොළඹ 10