Corporate Partners The SIM programme thanks Corporate Partner Deloitte for their valuable support. Deloitte in Switzerland Deloitte is one of Switzerland's leading professional services firms, offering services in Audit, Tax, Consulting and Corporate Finance. In 2006 Deloitte combined the Swiss and UK member firms with the clear objective of accelerating the development of a world class professional services firm in Switzerland. The clients have access to the know-how and expertise of more than 12,500 specialists. More than one third of Deloitte's partners are new – in addition to internal promotions Deloitte has transferred partners from the UK and other Deloitte firms, and attracted new partners from competitors and from industry. More than 1,100 professionals in Switzerland are operating out of 6 cities: Basel, Bern, Geneva, Lausanne, Lugano and Zurich. With member firms in 150 countries, the international network of Deloitte Touche Tohmatsu (DTT) brings world-class capabilities and deep local expertise to help clients wherever they operate. The 200,000 professionals in DTT member firms are committed to becoming the standard of excellence.