0001839033-21-000001.txt : 20210106 0001839033-21-000001.hdr.sgml : 20210106 20210105193942 ACCESSION NUMBER: 0001839033-21-000001 CONFORMED SUBMISSION TYPE: D PUBLIC DOCUMENT COUNT: 1 ITEM INFORMATION: 06b ITEM INFORMATION: Investment Company Act Section 3(c) ITEM INFORMATION: Section 3(c)(7) FILED AS OF DATE: 20210106 DATE AS OF CHANGE: 20210105 EFFECTIVENESS DATE: 20210106 FILER: COMPANY DATA: COMPANY CONFORMED NAME: William Blair U.S. Equity Sustainability Fund LLC CENTRAL INDEX KEY: 0001839033 IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: D SEC ACT: 1933 Act SEC FILE NUMBER: 021-385344 FILM NUMBER: 21508307 BUSINESS ADDRESS: STREET 1: 150 NORHT RIVERSIDE PLAZA CITY: CHICAGO STATE: IL ZIP: 60606 BUSINESS PHONE: 312-236-1600 MAIL ADDRESS: STREET 1: 150 NORHT RIVERSIDE PLAZA CITY: CHICAGO STATE: IL ZIP: 60606 D 1 primary_doc.xml X0708 D LIVE 0001839033 William Blair U.S. Equity Sustainability Fund LLC 150 NORHT RIVERSIDE PLAZA CHICAGO IL ILLINOIS 60606 312-236-1600 DELAWARE None None Limited Liability Company true 2020 LLC William Blair Advanced Strategies, 150 North Riverside Plaza Chicago IL ILLINOIS 60606 Executive Officer Promoter Managing member of Issuer. Arthur Simon 150 North Riverside Plaza Chicago IL ILLINOIS 60606 Executive Officer General Counsel; Executive Committee Member of Managing Member of the Issuer. Stephanie Braming 150 North Riverside Plaza Chicago IL ILLINOIS 60606 Executive Officer Executive Committee Member; Head of Investment Management. Pooled Investment Fund Hedge Fund false Decline to Disclose 06b 3C 3C.7 false 2020-12-08 true true false 1000000 Indefinite 2250000 Indefinite The Issuer has not set a maximum total offering amount but for the purposes of the Form D has used the amount $500,000,000. false 15 0 0 0 false William Blair U.S. Equity Sustainability Fund LLC /s/ Kathleen Hegyi Kathleen Hegyi Authorized Signatory 2020-12-21