The 6ixth Event

Cataclysmic Ventures

Early-Stage Investment in Emerging Ecosystems

About

Serially Successful Founders

String of Successful Exits

Melanie, Burak & Josh have taken startups they co-founded to successful acquisitions with strategic, financial, and publicly-traded acquirers. 

Melanie Rosenthal

Co-founder, The 6ixth Event
Managing Partner, LongTail Ventures

Small town Indiana basketball player took her team to the state championship (back when it was an open competition – David-vs.-Goliath – like Hoosiers).  At Yale, she worked on political science while helping to sequence the human genome.  3rd shift on the factory line, color commentary for local girls basketball, and Cummins Engines in her hometown before starting in venture capital then joined HealthDialog as an early employee [Acquired by BUPA 2007].  Co-founder & CEO of Sprigley [Acquired by Eliza, 2009].  Deal team for Eliza [majority stake investment by Parthenon Capital, 2011].  Co-Founder & CEO of RowdMap, Inc. [Acquired by Cotiviti (COTV), 2017].  Named an Ernst and Young EY Entrepreneur of the Year, her work with data and analytics has won praise in Forbes, Entrepreneur Magazine, Bloomberg Businessweek, & US News.

Burak Sezen

Co-founder, The 6ixth Event
Managing Partner, Sager Solutions

A dog-lover and soccer fan who enjoys world-travel, Burak is a chemical engineer by training.   His education began at a German school in Istanbul, then on to Bogazici University, before coming to the United States to earn an MBA with a focus in Statistics at the University of Southern Maine.  Undertaking high-end software and data work at Fidelity Investments and PwC Consulting, he then joined HealthDialog as an early employee [Acquired by BUPA, 2007].  Co-founder & CIO of Sprigley [Acquired by Eliza, 2009].  Deal team for Eliza [majority stake investment by Parthenon Capital, 2011].  Co-Founder & CIO of RowdMap, Inc. [Acquired by Cotiviti (COTV), 2017].  Named an Ernst and Young EY Entrepreneur of the Year, his work with data and analytics has won praise in Forbes, Entrepreneur Magazine, Bloomberg Businessweek, & US News.

Josh Rosenthal, PhD

Co-founder, The 6ixth Event
Managing Partner, Narwhal Ventures

Received a Fulbright to the Sorbonne’s Institute for Advanced Studies (EPHE).  Guest lecturer/speaker in entrepreneurship Harvard, Hopkins, MIT, SXSW — featured on NPR with the CTO of the United States — served as private sector expert on congressionally-appointed government committees (ONC, HHS, NCHVS) for data, analytics, and entrepreneurship and was named a CMS Innovator.  Co-founder & CSO of Sprigley along with Melanie and Burak Sezen [Acquired by Eliza, 2009].  Deal team for Eliza [majority stake investment by Parthenon Capital, 2011].  Co-founder & CSO of RowdMap, Inc. with Melanie and Burak [Acquired by Cotiviti (COTV), 2017].  Named an Ernst and Young EY Entrepreneur of the Year, his work with has won praise in Entrepreneur Magazine, Forbes, Bloomberg Businessweek, & US News.