Deane Goltermann Apr 9, 2015:

Need more context, really, but I worked for a company that had 'projektägare' which was the person in charge who assigned the projektledare and so forth. This is 'project owner', and is widely in use, though I have always had grammatical reservations about the term. Similarly, I've seen some, as you guess, trendy usage as in 'deal owner' as well. Here's an example you can try in your context, http://www.mckinsey.com/insights/corporate_finance/running_a...

Charles Ek (asker) Apr 9, 2015:

I like that! Please post as a possible answer.

Thomas Johansson Apr 9, 2015:

Proprietary?