Offline or online However great the manpower available to the sales force, direct contact is not always possible. The internet provides an ideal means of fast, reliable access to information and services around the clock. In future, Sto will be able to offer its customers and partners additional and new forms of communication, support and transaction procedures via the internet. If you would like to use this medium now to find out more about the technical data, features and applications of the products and systems, the national sites of the subsidiaries and partners under  „Sto National“  are the right address. Welcome to Sto!