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Fifth Quarter Ventures

Venture Capital

Premier early-stage venture capital firm investing in Adriatic (Western Balkans) founders globally, focused on AI, dev tools, open-source software, and Web3.

Belgrade, Serbia · 3+ investments · 3 portfolio companies

Pre-Seed
Seed
Artificial Intelligence
Blockchain / Cryptocurrency
Developer Tools
Headquarters
Belgrade, Serbia
Founded
2023
Website
fifthquarter.vc
Portfolio Companies
3
Total Investments
3
Last Investment
Dec 2025
Geographic Focus
Croatia, Europe, Serbia, Western Balkans

Investment Thesis

First significant institutional investor in Adriatic-region startups, leveraging local STEM talent and operator experience to back globally competitive companies.

Fifth Quarter Ventures is a Venture Capital firm based in Belgrade, Serbia. It has made 3 investments, including Wasp, Ruya AI and GlycanAge. Focus areas include Artificial Intelligence and Blockchain / Cryptocurrency.

Portfolio3

Co-investors7

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7 co-investors across 7 shared portfolio companies — who they back alongside, and how often they lead.

Venture Capital ×5 · Accelerator ×2 · 5 shared rounds

Investment History

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