D3 is a Kyiv-based early-stage venture capital fund launched in 2023 that invests in defense technology, cybersecurity, AI, and dual-use startups in Ukraine and allied NATO countries, providing capital plus mentorship from leading defense-tech experts.

Kyiv, Ukraine · 2+ investments · 2 portfolio companies

Pre-Seed
Seed
Artificial Intelligence
Cybersecurity
Defense Tech
Headquarters
Kyiv, Ukraine
Founded
2023
Website
d3.vc
Portfolio Companies
2
Total Investments
2
Last Investment
Mar 2025
Geographic Focus
Europe, Ukraine

Investment Thesis

We launched our fund in 2023 to invest in founders who leverage deep technologies for national security, focusing on tech-driven teams passionate about rapid iteration and customer-centric development in defense tech.

D3 is a Venture Capital firm based in Kyiv, Ukraine. It has made 2 investments, including Singularity Defense and nero 🔥. Focus areas include Artificial Intelligence and Cybersecurity.

Portfolio2

Co-investors13

Sign up to view co-investors

13 co-investors across 13 shared portfolio companies — who they back alongside, and how often they lead.

Venture Capital ×12 · Accelerator ×1 · 6 shared rounds

Investment History

Sign up to view investment history

Create a free account with 25 free credits every month, no card needed, to unlock deal history, amounts, and round details.

Your firm? Embed this profile

Add the live badge to your site — it stays current as your portfolio data updates.

D3 on Indexed.vc
<a href="https://indexed.vc/investors/d3"><img src="https://indexed.vc/api/badge/investor/d3" alt="D3 on Indexed.vc" width="260" height="76" /></a>