0000950123-19-000353.txt : 20190128 0000950123-19-000353.hdr.sgml : 20190128 20190128111035 ACCESSION NUMBER: 0000950123-19-000353 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20181231 FILED AS OF DATE: 20190128 DATE AS OF CHANGE: 20190128 EFFECTIVENESS DATE: 20190128 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Matrix VIII US Management Co. LLC CENTRAL INDEX KEY: 0001600025 IRS NUMBER: 208155373 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-16352 FILM NUMBER: 19544231 BUSINESS ADDRESS: STREET 1: C/O MATRIX PARTNERS STREET 2: 101 MAIN STREET 17TH FLOOR CITY: CAMBRIDGE STATE: MA ZIP: 02142 BUSINESS PHONE: 617-494-1223 MAIL ADDRESS: STREET 1: C/O MATRIX PARTNERS STREET 2: 101 MAIN STREET 17TH FLOOR CITY: CAMBRIDGE STATE: MA ZIP: 02142 13F-HR 1 primary_doc.xml 13F-HR LIVE false true false 0001600025 XXXXXXXX 12-31-2018 12-31-2018 Matrix VIII US Management Co. LLC

C/O MATRIX PARTNERS 101 MAIN STREET 17TH FLOOR Cambridge MA 02142

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