KC
Mattermark, a business-information service specializing in startups, did a little digging into research to find out which U.S. cities could be dubbed the best hubs for investment activity and startups. Kansas City beat out dozens of other top metro areas for the No. 1 spot, based on the increase in investment activity between 2014 and 2015.   Mattermark’s goal was to find the best cities outside of Silicon Valley to…