Here are the details of couple of his old projects:
NBC coin, NEXBIT

NEXBIT.IO Ltd. 71-75 Shelton Street, London, UK, WC2H 9JQ.

NEXBIT | Building The Future.
Nexbit Chain
telegram: https://t.me/nexbitofficial
Russian Community: https://t.me/nexbitrussia
Web: https://www.nexbit.io
Platform service: https://npro.nexbit.io

QuantaEX, QPY coin

High Scale Digital Asset Exchange
Concern of NEXBIT.IO Ltd. UK.

Q-Wallet : https://play.google.com/store/apps/details?id=org.qwallet
Chat: https://t.me/quantaex
Twitter: https://twitter.com/QuantaEx
Website: https://www.quantaex.com