There aren’t many startup founders that have done what Garrett Camp has done. After selling content discovery service StumbleUpon to eBay for $75 million in 2007, Camp and investors decided to buy it back for a reported $29 million in 2009.
After the initial series A that was folded back into the spinoff, Camp raised $17 million from August Capital, Accel, and others in a Series B just…
