Martin Cox, Partner at Voice Capital is an active investor based in Greater Sydney Area, Australia. This profile covers what Martin Cox backs, at which stage, and how founders can reach out in 2026.
Martin Cox is a Partner at Voice Capital and Director at Krama Capital, investing at the nexus of science, culture, and impact.
Martin Cox invests in Impact & Social Enterprise and Artificial Intelligence, typically at Early Stage Venture.
- Investor type
- VC
- Stages
- Early Stage Venture
- Invests in
- Impact & Social EnterpriseArtificial Intelligence
- Location
- Greater Sydney Area, Australia
- Typical check
- $500K
How to reach Martin Cox
Angels and operators like Martin Cox 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.
Reach active investors like this one
About this profile
This profile is part of Round Funded, an investor database and outreach platform for founders. It covers 60,000+ active VCs, angels, family offices and accelerators with verified contacts, lets you send pitches from your own Gmail, and includes a free Data Room for your raise. How this data is built.
Cite this page
Round Funded. "Martin Cox." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/martin-cox
Frequently Asked Questions
Who is Martin Cox?
Martin Cox, Partner at Voice Capital is an active investor based in Greater Sydney Area, Australia. Martin Cox invests in Impact & Social Enterprise and Artificial Intelligence, typically at Early Stage Venture.
What does Martin Cox invest in?
Martin Cox invests in Impact & Social Enterprise and Artificial Intelligence, typically at Early Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Martin Cox invest at?
Martin Cox typically invests at Early Stage Venture. Lead with traction that fits the stage when you reach out.
What is Martin Cox's typical check size?
Martin Cox typically writes checks around $500K. 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.