Ms. Bianchini is Founder and Chief Executive Officer of Mighty Networks, a position she has held since September 2010. Prior to Mighty Networks, she co-founded Ning with Marc Andreessen in 2004 and served as CEO until 2010 when she then became Entrepreneur-in-Residence at Andreessen Horowitz. Prior to Ning, Bianchini was co-founder and president of Harmonic Communications, an early advertising tracking, measurement, and optimization software company backed by Sequoia Capital and acquired by Dentsu.