0001743614-26-000002.txt : 20261022 0001743614-26-000002.hdr.sgml : 20261022 20261022135644 ACCESSION NUMBER: 0001743614-26-000002 CONFORMED SUBMISSION TYPE: D/A 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: 20261022 DATE AS OF CHANGE: 20261022 EFFECTIVENESS DATE: 20261022 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Blackstone Infrastructure Partners (Supplemental Account II) L.P. CENTRAL INDEX KEY: 0001743614 ORGANIZATION NAME: EIN: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: D/A SEC ACT: 1933 Act SEC FILE NUMBER: 021-315344 FILM NUMBER: 261478427 BUSINESS ADDRESS: STREET 1: 345 PARK AVENUE CITY: NEW YORK STATE: NY ZIP: 10154 BUSINESS PHONE: (212) 583-5000 MAIL ADDRESS: STREET 1: 345 PARK AVENUE CITY: NEW YORK STATE: NY ZIP: 10154 D/A 1 primary_doc.xml X0708 D/A LIVE 0001743614 Blackstone Infrastructure Partners (Supplemental Account II) L.P. 345 PARK AVENUE NEW YORK NY NEW YORK 10154 (212) 583-5000 DELAWARE None None Limited Partnership true n/a Blackstone Infrastructure Associates Non-ECI L.P. 345 Park Avenue New York NY NEW YORK 10154 Promoter General Partner of the Issuer (the "GP") n/a BIA GP L.P. 345 Park Avenue New York NY NEW YORK 10154 Promoter General Partner of the GP of the Issuer (the "GP of the GP") n/a BIA GP L.L.C. 345 Park Avenue New York NY NEW YORK 10154 Promoter General Partner of the GP of the GP of the Issuer (the "General Partner of the GP of the GP") n/a Blackstone Infrastructure Advisors L.L.C. 345 Park Avenue New York NY NEW YORK 10154 Promoter Investment Advisor Sean Klimczak 345 Park Avenue New York NY NEW YORK 10154 Executive Officer Executive Officer of the General Partner of the GP of the GP Vikrant Sawhney 345 Park Avenue New York NY NEW YORK 10154 Executive Officer Executive Officer of the General Partner of the GP of the GP Christopher Striano 345 Park Avenue New York NY NEW YORK 10154 Executive Officer Executive Officer of the General Partner of the GP of the GP Christopher Placca 345 Park Avenue New York NY NEW YORK 10154 Executive Officer Executive Officer of the General Partner of the GP of the GP Joseph Rocco 345 Park Avenue New York NY NEW YORK 10154 Executive Officer Executive Officer of the General Partner of the GP of the GP Paul Schlaack 345 Park Avenue New York NY NEW YORK 10154 Executive Officer Executive Officer of the General Partner of the GP of the GP Michael Knauss 345 Park Avenue New York NY NEW YORK 10154 Executive Officer Executive Officer of the General Partner of the GP of the GP Pooled Investment Fund Other Investment Fund false Decline to Disclose 06b 3C 3C.7 true 0001743614-25-000003 2018-07-16 true true false 0 Indefinite 566012260 Indefinite Total Amount Sold includes sponsor's commitment. false 7 0 0 0 false Blackstone Infrastructure Partners (Supplemental Account II) L.P. /s/ Michael Knauss Michael Knauss Managing Director and Chief Compliance Officer 2026-10-22