Singapore Business Federation | 43,339 followers on LinkedIn. SBF is the apex business chamber that mobilises the whole of business to magnify a world of opportunities. | The Singapore Business Federation (SBF) is the apex business chamber that champions the interests of the Singapore business community in trade, investment and industrial relations. It represents more than 32,000 companies, as well as key local and foreign business chambers, that contribute significantly to the Singapore economy. Established on 1 April 2002 by the SBF Act, all Singapore registered companies with a share capital of S$0.5 million and above are members of SBF.