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Jae-Hoon Song

Board member at Key Proteo, a newborn screening diagnostics company

Director
Updated Nov 7, 2026·Latest SEC filing Oct 23, 2026·Suggest an edit

About Jae-Hoon Song

Jae-Hoon Song is a board member of Key Proteo. The company builds proteomic diagnostics to widen newborn screening by finding rare genetic conditions that can be treated.

Experience

This experience comes from official bios and from SEC filings. For roles taken from filings, the years are when the filings name Jae-Hoon Song in the role, so the role may have started earlier or lasted longer.

Key Proteo, Inc. Current
Board Member
2023 – Present · Seattle, WA
A Seattle diagnostics company that screens newborns for rare, treatable genetic disorders using a few drops of blood.

Key Colleagues at Startups

The people Jae-Hoon Song works with at each company, as listed on that company's latest Form D.

Key Proteo, Inc. · Form D, Oct 23, 2026
Sihoun Hahn
Sihoun Hahn
Executive officer, director and promoter
KK
Koo Ja-Kyum
Director

Sources

  1. SECKey Proteo, Inc. Form D, filed Oct 23, 2026