Founded in 2012, Knab operates as a fully digital bank with a mission to provide transparent, simple, and proactive financial services. It was established to challenge the traditional banking sector by putting customer interests first. Knab primarily targets the self-employed (zzp'ers in Dutch) and private customers in the Netherlands, offering a range of products including business and personal bank accounts, savings, investments, and mortgages. Originally part of Aegon Bank N.V., Knab now operates as a brand of a.s.r. bank N.V. following the merger of Aegon and a.s.r.