Rubén Domínguez Ibar
Rubén is a Spanish industrial engineer (ICAI–ICADE, Universidad Pontificia Comillas) turned early-stage tech investor and media founder. After a stint as an energy consultant at Endesa, he joined Mundi Ventures — a global early-stage fund managing ~€500M — as an intern and rose to analyst (2022–25), launching The VC Corner on the side in November 2023. He later led investments and media at Itnig Capital in Barcelona before going all-in on his own media company in late 2025.
Today he writes The VC Corner, The AI Corner, and co-writes The Founders Corner with Chris Tottman (Notion Capital) — 370,000+ subscribers combined — co-hosts the Compound podcast with Guillermo, and scouts for a16z Speedrun. He is one of the most-followed VC voices in the world.
370K+ newsletter subscribers: The VC Corner (145K), The AI Corner (152K), The Founders Corner (77K)
337,000 LinkedIn followers — ranked #1 SaaS & AI LinkedIn thought leader (Researchly, 2026)
a16z Speedrun scout · top-10 business influencer in Spain (Favikon, 2026)
Co-hosts Compound — his Mark Cuban episode hit 500 hours of watch time in under 24 hours

