They have been growing and diversifying their business since going public in 1996, and they have acquired more than 100 companies throughout their company's history.<ref>[http://www.networkcomputing.com/backup-recovery/consolidation-reshapes-online-backup-market.php?p=2 Network Computing Journal]</ref> In 2001, they invested $25 million in their digital archiving business.<ref>[http://www.bizjournals.com/boston/stories/2002/05/20/daily2.html BizJournals]</ref> A year later they acquired Connected Corp. for $117 million and began pushing into the online data backup market.<ref>[http://www.networkcomputing.com/backup-recovery/consolidation-reshapes-online-backup-market.php?p=2 Network Computing Journal]</ref> Much of Iron Mountain's growth has been overseen by its CEO Richard Reese, who ran the company from 1981 until 2008; he was succeeded by [[Robert Brennan]].<ref>[http://www.forbes.com/2008/06/27/business-global-brennan-lead-cx_mk_0627qa.html Forbes]</ref> Brennan came to Iron Mountain via its acquisition of Connected Corp. | They have been growing and diversifying their business since going public in 1996, and they have acquired more than 100 companies throughout their company's history.<ref>[http://www.networkcomputing.com/backup-recovery/consolidation-reshapes-online-backup-market.php?p=2 Network Computing Journal]</ref> In 2001, they invested $25 million in their digital archiving business.<ref>[http://www.bizjournals.com/boston/stories/2002/05/20/daily2.html BizJournals]</ref> A year later they acquired Connected Corp. for $117 million and began pushing into the online data backup market.<ref>[http://www.networkcomputing.com/backup-recovery/consolidation-reshapes-online-backup-market.php?p=2 Network Computing Journal]</ref> Much of Iron Mountain's growth has been overseen by its CEO Richard Reese, who ran the company from 1981 until 2008; he was succeeded by [[Robert Brennan]].<ref>[http://www.forbes.com/2008/06/27/business-global-brennan-lead-cx_mk_0627qa.html Forbes]</ref> Brennan came to Iron Mountain via its acquisition of Connected Corp. |