0001977784-26-000002.txt : 20261023 0001977784-26-000002.hdr.sgml : 20261023 20261022182537 ACCESSION NUMBER: 0001977784-26-000002 CONFORMED SUBMISSION TYPE: D PUBLIC DOCUMENT COUNT: 1 ITEM INFORMATION: Rule 506(b) provides a "safer harbor" for a private offering FILED AS OF DATE: 20261023 DATE AS OF CHANGE: 20261022 EFFECTIVENESS DATE: 20261023 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Key Proteo, Inc. CENTRAL INDEX KEY: 0001977784 ORGANIZATION NAME: EIN: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: D SEC ACT: 1933 Act SEC FILE NUMBER: 021-602281 FILM NUMBER: 261479609 BUSINESS ADDRESS: STREET 1: 720 BROADWAY CITY: SEATTLE STATE: WA ZIP: 98122 BUSINESS PHONE: 2063397515 MAIL ADDRESS: STREET 1: 720 BROADWAY CITY: SEATTLE STATE: WA ZIP: 98122 D 1 primary_doc.xml 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