Capital Street FX is an international broking and advisory services firm incorporated and regulated by the Financial Services Commission, Mauritius. CSFX facilitates trading in retail CFDs on Stocks, Commodities, Foreign Exchange (FX), Index Futures, Bonds and Crypto Currencies for traders worldwide. Capital Street FX is an international broking and advisory services firm incorporated and regulated by the Financial Services Commission, Mauritius. CSFX facilitates trading in retail CFDs on Stocks, Commodities, Foreign Exchange (FX), Index Futures, Bonds and Crypto Currencies for traders worldwide.