Hello.
— I'm Junsung Ahn
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— I'm Junsung Ahn
I think the fastest way to understand anything is to build it. A brand, a farm, a cafe, an app. Every company I started began as a question I could not answer from the outside, so I went in.
Ideas are cheap and plans are comfortable. What I trust is the loop of make, ship, listen, remake. Run that loop enough times, in enough industries, and pattern recognition becomes a skill of its own. That is the asset I bring to every table.
Today all of that converges on Loglow. Beauty is one of the largest consumer markets in the world, and it still runs on guesswork. I believe personal data, read by AI, will replace that guesswork — and I want Loglow to be the place where it happens.
Prototype before pitch. Proof beats persuasion.
Founders should touch the product and the customer daily.
Skills compound. Every venture feeds the next one.
Six years, six companies, one direction.
A fashion platform for indie brands with a shoppable OOTD feed. My first company, started at 18.
One company, two fashion jewelry brands. Design, production and sales under one roof.
A handmade jewelry label built with my team. We cast and finished every piece ourselves.
A cafe in Gyodae, Seoul, we built and ran ourselves. Retail taught me margins, service and daily operations.
Smart farming. Grew premium crops with controlled environment agriculture.
A resort and wellness business. I led brand, marketing and creative direction.
An AI native webtoon startup. I led branding and operations. My first deep dive into AI products.
Started a cosmetic brand, saw the bigger problem behind it, and moved with my whole team to build Loglow.
See all ventures →Log your skin daily, and an AI that knows your history reads it — your skin, your products, your routine. Built with a team of five, bootstrapped, from Seoul.