Calacanis co-founded Weblogs, the online publisher of sites like Engadget, before it was acquired by AOL for $25 million in 2005. He currently serves as CEO of the search engine Mahalo, but also finds time to invest in companies like the travel recommendations-sharing site Wanderfly and Thumbtack, a marketplace for users to hire local services: gardening, electrical work, and others. Recent memorable Tweet: "I don't know who Amanda Bynes is, but apparently she isn't a good driver. #gosocialmedia #inane"
Apple's Tim Cook tops the list, with a whopping $378 million in total compensation. See who else earned big in 2011.