PORTSMOUTH, N.H.--(BUSINESS WIRE)--Iron Mountain Incorporated (NYSE: IRM) (the "Company"), a global leader in information management services, today announced a proposed offering of $1.0 billion aggregate principal amount of its Senior Notes due 2035 (the “Notes”). The Notes will initially be fully and unconditionally guaranteed by the Company’s subsidiaries that are obligors under each series of its existing notes. The Company intends to use the net proceeds from the offering of the Notes to r