Kathryn Cross.

Courtesy of Kathryn Cross

Kathryn Cross is the founder of Anja Health, a cord blood bank that freezes stem cells for future disease treatment purposes. Cross joined Silicon Valley's hottest startup accelerator, Y Combinator, in January 2022. After the three-month program, she raised $4.5 million from investors, including Alexis Ohanian.

This as-told-to essay is based on a conversation with Kathryn Cross, the 23-year-old founder of Anja Health, based in Los Angeles, about her...

Continue Reading I got into Y Combinator as a solo founder and left with a $4.5 million investment. Here's how I got in on my second try and what it was like.