Fortnox
Software DevelopmentKronoberg, Sweden501-1000 Employees
Fortnox is a Swedish software company based in Växjö, Kronoberg, and it is described as a leading supplier of digital programs for businesses, associations, and accounting and auditing firms. The company's portfolio emphasizes a broad suite of online tools that are straightforward to learn and use while offering substantial functionality to meet a wide range of needs. Positioned in the software development sector, Fortnox serves a market of mid-sized organizations seeking integrated administrative and financial capabilities. Customers include businesses, associations, and accounting and auditing firms across Sweden, and the software aims to streamline day-to-day operations by providing accessible, capable software. A notable recent development is the February 2026 integration with InvoiceIQ, which enables smoother data exchange across platforms and reduces manual data handling.