#NYCtech Week in Review: 3/25/18 – 3/31/18 March 31, 2018 by AlleyWatch According to a recent SEC filing, Ticketchain has raised $800K in a convertible note out of an offering of $1.5M. The filing lists Joshua Katz as an executive. PREVIOUS PAGE12 / 15NEXT PAGE Share on Facebook.Share on Twitter.Share on LinkedIn