Investor profile
Justin Diddams
Private equity, Venture capital & Investment Director - Private Equity at Ellerston Capital
Justin Diddams works as an Investment Director - Private Equity at Ellerston Capital. The firm's known portfolio counts 12 companies.
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Investment focus
Contacts
Affiliated funds' portfolios
Investment Director - Private Equity at Ellerston Capital, whose known portfolio counts 12 companies
- Sleek
- Mable
- Firmus Technologies
- Willed
- Aerologix
- Ansarada
- BiomeBank
- DataZoo
- Internet 2.0
- BCAL Diagnostics
- EcoJoule Energy
- Phocas
Investor Profile
The listing covers sectors Commerce, Consumer, FinTech and Hardware, and focus areas Analytics, Biotech, Business Intelligence and Compliance. Startups operating in these areas may find Justin Diddams relevant.
Stage-wise, the deals at Ellerston Capital cluster around Growth, Late-Stage and Seed rounds.
What the affiliated firm has backed is the closest available signal on whether Justin Diddams is worth approaching.
Colleagues at Ellerston Capital
Frequently asked questions
Who is Justin Diddams?
Justin Diddams is a private equity investor and venture capital investor based in Sydney, New South Wales, Australia, listed as Investment Director - Private Equity at Ellerston Capital. The known portfolio of that firm counts 12 companies. That portfolio belongs to the firm, not to Justin Diddams personally.
What does Justin Diddams invest in?
Listed sectors include Commerce, Consumer, FinTech and Hardware; listed focus areas include Analytics, Biotech, Business Intelligence and Compliance. Those tags come from the portfolios of the firms this profile is attached to, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does Justin Diddams invest at?
Ellerston Capital appears in Growth, Late-Stage and Seed rounds across its known deals, and Justin Diddams is listed there as Investment Director - Private Equity. Stage is the strongest single filter when you build a target list: an investor with no record at your stage rarely starts with you.
Which firm is Justin Diddams listed at?
Justin Diddams is listed as Investment Director - Private Equity at Ellerston Capital. 2 other people in the database share a firm with Justin Diddams.
How do I contact Justin Diddams?
An email address, a phone number and a LinkedIn page are on file for Justin Diddams. The address stays masked on this page and is readable inside RaiseHunt after you create an account.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal