Vlad Cazacu

Founder, endurance triathlete, author, curator of knowledge

Currently

I build companies, race long distances, and write about the people who bet on both.

Investing

I also selectively invest in early-stage founders, writing pre-seed checks alongside funds like Y Combinator, 500 Startups, Greycroft, FirstMark, Ribbit Capital, Soma Capital, ATX Venture Partners, Mucker Capital, Expa, Susa Ventures, 2048 Ventures, Liquid 2 Ventures, 9Yards Capital, Caffeinated Capital, SOSV, Scribble Ventures, N49P, MaC VC, Surface Ventures, Alumni Ventures.

A few I'm proud to have backed early:

Opinions

And what if we all die tomorrow?

Sep 27, 2026

What is your ice cream cone?

Aug 23, 2026

Book

When They Win, You Win

A more human approach to supporting entrepreneurship.

Press

Episode 24: Vlad Cazacu, CEO and CoFounder of Flowlie Technologies

UR Ventures · 2026

De la ture de noapte la Starbucks la o afacere de milioane de dolari. Cum a reuşit un tânăr plecat din ţară la doar 18 ani să trăiască visul american

BUSINESS Magazin · 2025

How to Navigate Fundraising with International Investors

Grit Daily · 2025

You can also find me on X and connect with me on LinkedIn.