Justin Sullivan
Angel investor in Sydney
Sydney, New South Wales
Justin Sullivan, Angel investor in Sydney is an active investor based in Sydney, New South Wales. This profile covers what Justin Sullivan backs, at which stage, and how founders can reach out in 2026.
- Investor type
- Angel
- Stages
- Pre SeedSeed
- Invests in
- Healthcare & BiotechSaaS & EnterpriseFintechHardware & Deep Tech
- Location
- Sydney, New South Wales
- Typical check
- $150K
- Past investments
- 26
Notable investments
Vault DragonPrintMo by KeenOpenLabelZillabyteMedigramHealintHonexus
Genome Compiler
Microventures
Faraday BicyclesECOSOFTT
VerblingHow to reach Justin Sullivan
Angels and operators like Justin Sullivan reply to specific, personalized notes that show real traction, not mass blasts. Build a verified list, write a note that fits their thesis, and track replies, all on Round Funded.
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About this profile
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Cite this page
Round Funded. "Justin Sullivan." Round Funded investor database, updated September 9, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/justin-sullivan
Frequently Asked Questions
What does Justin Sullivan invest in?
Justin Sullivan invests in Healthcare & Biotech, SaaS & Enterprise, Fintech and Hardware & Deep Tech, typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does Justin Sullivan invest at?
Justin Sullivan typically invests at Pre Seed and Seed. Lead with traction that fits the stage when you reach out.
What is Justin Sullivan's typical check size?
Justin Sullivan typically writes checks around $150K. Use it as a signal for whether your raise fits their stage.
How do founders reach investors like this?
Round Funded lists active investors with verified, professional contact details for signed-up founders. Filter by sector, stage and location, then send a personalized pitch from your own inbox.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.