Juriaan Duizendstraal is Index Ventures' partner on the ground in Tel Aviv, where his multicultural background spanning five languages and deep Israel roots gives him native familiarity with European markets plus local presence that's rare among Israel-focused partners at global funds. He's known for making concentrated early-stage bets in Israeli AI, infrastructure, and security companies, often doubling down aggressively when he has conviction—like leading both Wonderful's $34M seed and $100M Series A just months apart. Juriaan Duizendstraal is Index Ventures' partner on the ground in Tel Aviv, where his multicultural background spanning five languages and deep Israel roots gives him native familiarity with European markets plus local presence that's rare among Israel-focused partners at global funds. He's known for making concentrated early-stage bets in Israeli AI, infrastructure, and security companies, often doubling down aggressively when he has conviction—like leading both Wonderful's $34M seed and $100M Series A just months apart.