Telecoms businessman Denis O’Brien must have known he was receiving highly confidential information “improperly” in respect of the €45 million Siteserv sale, Michael McDowell has claimed in a Seanad debate on the recently published Commission of Investigation report. Speaking in a seven-minute slot, the Independent Senator said Wednesday afternoon that he fully accepted the findings of the report that IBRC acted honourably and in good faith in conducting the sale of the building services firm during the financial crisis, but the commission found the bank was deceived and “the result was that this transaction was not merely tainted and unlawful,…