<SEC-DOCUMENT>0001047469-18-003313-index.html : 20180430 <SEC-HEADER>0001047469-18-003313.hdr.sgml : 20180430 <ACCEPTANCE-DATETIME>20180427190238 ACCESSION NUMBER: 0001047469-18-003313 CONFORMED SUBMISSION TYPE: DEF 14A PUBLIC DOCUMENT COUNT: 10 CONFORMED PERIOD OF REPORT: 20180614 FILED AS OF DATE: 20180430 DATE AS OF CHANGE: 20180427 EFFECTIVENESS DATE: 20180430 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Ribbon Communications Inc. CENTRAL INDEX KEY: 0001708055 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-COMPUTER INTEGRATED SYSTEMS DESIGN [7373] IRS NUMBER: 821669692 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: DEF 14A SEC ACT: 1934 Act SEC FILE NUMBER: 001-38267 FILM NUMBER: 18786131 BUSINESS ADDRESS: STREET 1: 4 TECHNOLOGY PARK DRIVE CITY: WESTFORD STATE: MA ZIP: 01886 BUSINESS PHONE: 978-614-8090 MAIL ADDRESS: STREET 1: 4 TECHNOLOGY PARK DRIVE CITY: WESTFORD STATE: MA ZIP: 01886 FORMER COMPANY: FORMER CONFORMED NAME: Sonus Networks, Inc. DATE OF NAME CHANGE: 20171027 FORMER COMPANY: FORMER CONFORMED NAME: Solstice Sapphire Investments, Inc. DATE OF NAME CHANGE: 20170531 </SEC-HEADER> <DOCUMENT> <TYPE>DEF 14A <SEQUENCE>1 <FILENAME>a2235474zdef14a.htm <DESCRIPTION>DEF 14A <TEXT> Document 1 - file: a2235474zdef14a.htm
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