Trust is the glue of society. Because of the crucial role of trust with respect to growth, prosperity and business success, it is important to understand how we can design for trust in such a way that trust can easily flourish. The main research question of this dissertation is therefore: Can we design for trust within a professional context? Three research phases were set out with respect to the scope of trust between business professionals, i.e. Business-to-Business (phase 1 and 2), or regarding the trust in a professional (phase 3).