Online ISSN: 2455-7188 IMPACT FACTOR: 0.7261 Thomson Reuters Researcher ID: J-5005-2016 CERTIFICATE OF PUBLICATION This is to Certify that Mr./Mrs./Ms./Dr. S.Hariharan, K.S.Bhavanidevi, M.Kavisri has published research paper in " INTERNATIONAL JOURNAL OF INNOVATIVE RESEARCH IN MANAGEMENT STUDIES (IJIRMS) peer reviewed and refereed journal, Volume- 8, Issue- 8, August 2026, pp. 105-110." Paper Title:- " AN EXPLORATION OF COMMUNICATION SYSTEM AND THEIR IMPACT ON ORGANISATIONAL EFFECTIVENESS IN BIG BANG BOOM SOLUTION PRIVATE LIMITED AT CHENNAI " Chief Editor