Since 1992 Karina Duvinger has constantly been working in the field of streamlining procurement and supply chains for both private and public sector. The foundation is a composition of international and globally used standards and tools.

In a joint collaboration together with representatives from the Swedish public sector and their suppliers Karina Duvinger has been one of the contributors in the developing and documenting the electronic business process for public procurement of products and services. During more than 10 years she has followed the roll out and its observed effects and proceeds.

Since 2005 Karina Duvinger has been participating in the work of standardize business processes within UN/CEFACT.