HSO is an Internet Professional Services Firm which focuses on front- and back-office systems and the seamless integration of these.

The approach of HSO is aimed at improving the business results of its customers by implementing solutions that are based upon Internet Technology.

Since the foundation in 1989, HSO has steadily grown and currently has 70 employees. HSO has its head office in Scherpenzeel, The Netherlands and has sales offices in several European countries and the USA.