Social media marketing platform GraphEffect is throwing up some impressive revenue numbers after three years in business. Investors have noticed and invested a new $12 million led by Rincon Venture Parnters with participation from existing investors Lerer Ventures, Thrive Capital, Founder Collective, Rincon Venture Partners, CrossCut Ventures, Baroda Ventures, DFJ Frontier and Siemer Ventures. Rincon parner Jim Andelman will join its board of directors. The company projects $40-50 million in revenue this year, up from $12 million last year. Its brand clients include American Express, Red Bull and Toyota. The new financing will be used to expand services beyond Facebook and Twitter to include Pinterest and LinkedIn. [Source BusinessInsider]