/People

Sean Posner

Investor

Managing Member at Friendly Trading Group 2

Find your path to Sean

5 people in our graph can introduce you to Sean.

Each arrow is one introduction. Sign up to fill in the first one.

Ask Robert Viglione to introduce you to Sean

You →Robert · together at Friendly Trading Group 2 →Sean

Ask Jamie Chen to introduce you to Sean

You →Jamie · 4 people · together at Friendly Trading Group 2 →Sean

Sign up to find every way you can get introduced to Sean

  • Your email: the people you already email who know Sean
  • 2nd- and 3rd-degree connections: people you know who worked, studied or invested with Sean
  • Your LinkedIn: the connections who can make the intro for you

We rank every route by how warm it is, so you raise on warm intros instead of cold emails.

About

Sean has invested in digital assets and blockchain platforms since 2017, including early positions in Solana and The Graph, and has been a seed investor in major L1s and digital asset funds. He is Co-Managing Member of The Posner Group and founder of Grafton Street Properties, with over $3 billion in transactions over 20 years.

Colleagues at Friendly Trading Group 2

Frequently asked questions

Who is Sean Posner?
Sean has invested in digital assets and blockchain platforms since 2017, including early positions in Solana and The Graph, and has been a seed investor in major L1s and digital asset funds. He is Co-Managing Member of The Posner Group and founder of Grafton Street Properties, with over $3 billion in transactions over 20 years.
Where does Sean Posner work?
Sean Posner is Managing Member at Friendly Trading Group 2.