0002146167-26-000001.txt : 20260722 0002146167-26-000001.hdr.sgml : 20260722 20260722104525 ACCESSION NUMBER: 0002146167-26-000001 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: 20260722 DATE AS OF CHANGE: 20260722 EFFECTIVENESS DATE: 20260722 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Gainline Equity Fund III LP CENTRAL INDEX KEY: 0002146167 ORGANIZATION NAME: EIN: 423556266 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: D SEC ACT: 1933 Act SEC FILE NUMBER: 021-591706 FILM NUMBER: 261192494 BUSINESS ADDRESS: STREET 1: C/O GAINLINE CAPITAL PARTNERS LP STREET 2: 700 CANAL STREET, 5TH FLOOR CITY: STAMFORD STATE: CT ZIP: 06902 BUSINESS PHONE: 212-319-3023 MAIL ADDRESS: STREET 1: C/O GAINLINE CAPITAL PARTNERS LP STREET 2: 700 CANAL STREET, 5TH FLOOR CITY: STAMFORD STATE: CT ZIP: 06902 D 1 primary_doc.xml X0708 D LIVE 0002146167 Gainline Equity Fund III LP C/O GAINLINE CAPITAL PARTNERS LP 700 CANAL STREET, 5TH FLOOR STAMFORD CT CONNECTICUT 06902 212-319-3023 DELAWARE None None Limited Partnership true 2026 Allan David Lawrence Weinstein C/O GAINLINE CAPITAL PARTNERS LP 700 Canal Street, 5th Floor Stamford CT CONNECTICUT 06902 Executive Officer President of Gainline Equity Fund III GP LLC the general partner of the Issuer (the "General Partner") Ulric Thomas Sullivan C/O GAINLINE CAPITAL PARTNERS LP 700 Canal Street, 5th Floor Stamford CT CONNECTICUT 06902 Executive Officer Vice President of the General Partner Douglas Aaron Sanders C/O GAINLINE CAPITAL PARTNERS LP 700 Canal Street, 5th Floor Stamford CT CONNECTICUT 06902 Executive Officer Chief Operating Officer of the General Partner Pooled Investment Fund Private Equity Fund false Decline to Disclose 06b 3C 3C.7 false true true true true false 0 William Blair & Company, L.L.C. 1252 William Blair & Company, L.L.C. 1252 THE WILLIAM BLAIR BUILDING 150 NORTH RIVERSIDE CHICAGO IL ILLINOIS 60606-1594 All States true Indefinite 0 Indefinite false 0 11375000 true 0 The estimate includes amounts which may be payable in the next 12 months. 0 false Gainline Equity Fund III LP Douglas Aaron Sanders Douglas Aaron Sanders See explanation box in item 3. 2026-07-22