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§ Private Profile · Vilnius, Vilniaus Apskritis, Lithuania
Cybersecurity platform offering bug bounty programs, penetration testing, and IT audits for European companies, focused on digital asset security.
Based in Vilnius, Lithuania, Buck4Bug operates the first bug bounty platform in the Baltic region, connecting European organizations with vetted ethical hackers for the continuous security testing of their web, mobile, API, and cloud digital assets. The company provides structured bug bounty programs, manual penetration testing, and auction-based IT audits through a unified platform that validates and documents discovered vulnerabilities for reproducible remediation. Operating with a small team of two employees, the cybersecurity firm generated 4,400 EUR in sales revenue alongside a net loss of 6,479 EUR during its initial year of operations. Buck4Bug recently joined the Startup Lithuania Accelerator, which is powered by Plug and Play Tech Center, and has established strategic commercial partnerships with Copla Partners and Fjord Bank to integrate offensive security testing. The organization was officially founded in 2024 by Paulius Šliavas.
Buck4Bug has raised $49.0M across 1 funding round.
Buck4Bug has raised $49.0M in total across 1 funding round.
Buck4Bug has raised $49.0M in total across 1 funding round.
Buck4Bug's investors include NGL Ventures, Obeliai Group, Plug and Play Ventures.
Buck4Bug has raised $49.0M across 1 funding round. Most recently, it raised $49.0M Pre-Seed in March 2026.
| Date | Round | Lead Investors | Other Investors | Status |
|---|---|---|---|---|
| Mar 16, 2026 | $49M Pre Seed | — | NGL Ventures, Obeliai Group, Plug And Play Ventures | Announced |