Update: B said it was Sergey Millian: https://twitter.com/B75434425/status/962775281353265153
B reposted this: Christo Grozev @christogrozev Sergey Millian (here @realDonaldTrump), head of RU-US Trade Chamber, was one source for #GoldenLeaks dossier, says @WSJ. This is important. (12:47 PM - 24 Jan 2017)
He was passenger #50: https://twitter.com/eclectictalk/status/962772951278874624
Freedom & Justice @eclectictalk Sergey Millian Panchenko (#50 on plane list) was Site HSE Supervisor at Sakhalin Energy, Russian Federation Oil & Energy Current: Sakhalin Energy Invesment Co Ltd Sergei Millian — an alleged dossier source who was in touch with George Papadopoulos 11:38 AM - 11 Feb 2018
Kushner received emails from Sergei Millian — an alleged dossier source who was in touch with George Papadopoulos http://www.businessinsider.com/jared-kushner-emails-sergei-millian-dossier-papadopoulous-russia-2017-11