Greg Castle

Angel Investor Active United States
Last updated 2026-06-18
Portfolio
0
in our dataset
Rounds participated
0
Rounds led
0
Rounds' value
total disclosed, rounds participated
Stages

Portfolio

No portfolio companies in this dataset yet.

Investment activity

Portfolio by sector

Automotive & Mobility Technologies1

Q&A

What is Greg Castle's primary investment focus by sector?
Greg Castle has invested in the Automotive & Mobility Technologies sector, with one portfolio company in this area.
What is a notable portfolio company for Greg Castle?
Greg Castle's portfolio includes White Raven (formerly Fringefy), which operates in.
When did Greg Castle make his most recent investment?
Greg Castle's most recent recorded investment round occurred in November 2015.
What stage of funding does Greg Castle typically participate in?
Greg Castle has participated in Pre-Seed funding rounds.
What was the funding stage and amount for White Raven (formerly Fringefy)?
White Raven (formerly Fringefy) raised a Seed round of $3.5M.
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Patents

EPO1