0001964012-25-000003.txt : 20251031 0001964012-25-000003.hdr.sgml : 20251031 20251030175605 ACCESSION NUMBER: 0001964012-25-000003 CONFORMED SUBMISSION TYPE: D PUBLIC DOCUMENT COUNT: 1 ITEM INFORMATION: Rule 506(b) provides a "safer harbor" for a private offering ITEM INFORMATION: Investment Company Act Section 3(c) ITEM INFORMATION: Section 3(c)(7) FILED AS OF DATE: 20251031 DATE AS OF CHANGE: 20251030 EFFECTIVENESS DATE: 20251031 FILER: COMPANY DATA: COMPANY CONFORMED NAME: West Street Mezzanine Co-Investment Partners (C), L.P. CENTRAL INDEX KEY: 0001964012 ORGANIZATION NAME: EIN: 882785341 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: D SEC ACT: 1933 Act SEC FILE NUMBER: 021-562636 FILM NUMBER: 251437336 BUSINESS ADDRESS: STREET 1: 200 WEST STREET CITY: NEW YORK STATE: NY ZIP: 10282 BUSINESS PHONE: 212-902-0300 MAIL ADDRESS: STREET 1: 200 WEST STREET CITY: NEW YORK STATE: NY ZIP: 10282 D 1 primary_doc.xml X0708 D LIVE 0001964012 West Street Mezzanine Co-Investment Partners (C), L.P. 200 WEST STREET NEW YORK NY NEW YORK 10282 212-902-0300 DELAWARE None None Limited Partnership true 2025 Coleen Gasiewski c/o Maples Fiduciary Svcs. (DE) Inc. 4001 Kennett Pike, Suite 302 Wilmington DE DELAWARE 19807 Director Director of the General Partner of the Issuer Daniel Foran c/o Maples Fiduciary Svcs. (DE) Inc. 4001 Kennett Pike, Suite 302 Wilmington DE DELAWARE 19807 Director Director of the General Partner of the Issuer Stephane Lachance c/o Maples Fiduciary Svcs. (Cayman) Ltd PO Box 1093,Boundary Hall,Cricket Square Grand Cayman E9 CAYMAN ISLANDS KY1-1102 Director Director of the General Partner of the Issuer Pooled Investment Fund Other Investment Fund false Decline to Disclose 06b 3C 3C.7 false 2025-10-01 false true false 0 Goldman Sachs & Co. LLC 361 None None 200 WEST STREET New York NY NEW YORK 10282-2198 All States false Indefinite 401006667 Indefinite false 1 0 0 0 false West Street Mezzanine Co-Investment Partners (C), L.P. Coleen Gasiewski Coleen Gasiewski Director of the General Partner of the Issuer 2025-10-30