X0708 D LIVE 0001977784 Key Proteo, Inc. 720 BROADWAY SEATTLE WA WASHINGTON 98122 2063397515 DELAWARE None None Corporation true SIHOUN HAHN 720 BROADWAY SEATTLE WA WASHINGTON 98122 Executive Officer Director Promoter JAE-HOON SONG 720 BROADWAY SEATTLE WA WASHINGTON 98122 Director KOO JA-KYUM 720 BROADWAY SEATTLE WA WASHINGTON 98122 Director Biotechnology Decline to Disclose 06b false 2026-03-25 false true false 0 2500000 2330000 170000 false 3 0 0 0 false Key Proteo, Inc. /s/ Sihoun Hahn Sihoun Hahn CEO 2026-10-21