This is a portfolio, deal flow and relationship management system for angel investor.
It is built in Notion and supports a number of key performance tracking, deal tracking and relationship tracking functions.
Check here for a preview: thevcos.com
Video overview here: https://loom.com/share/folder/cfa5e60fe3f14c6bb030e0fe5f4f8ca8
A duplicatable link to the Notion page