G. Andreas Guth

virt-x Ltd. develops screen based electronic trading systems for the secondary trading market. It is an electronic communications network focusing on blue chip UK and European stocks. The company is a subsidiary of SWS Group and is headquartered in London, UK

SWX Group offers integrated solutions in specific securities market segments on a cross-border basis. It offers its customers a range of solutions that address all aspects of domestic and crossborder securities dealings as well as the admission of securities to trading.The areas of business activity of the SWX Group encompass admission, the operation of cash and forward markets, market information products and specialised products and services (e.g. a market for Swiss franc repurchase agreements or 'repos' and the distribution of investment fund data). The company was founded in 1873 and is headquartered in Zurich, Switzerland.