Tender Offer for Ocean Rig Norway

Ocean Rig Norway AS, a wholly-owned subsidiary of Ocean Rig ASA, today launched a tender offer to purchase for cash any and all of its outstanding 8.375% senior secured second lien notes due 2013. Ocean Rig Norway AS is also soliciting consents to amend the indenture under which such notes were issued.

Ocean Rig has appointed Morgan Stanley & Co. Incorporated as the dealer manager and solicitation agent and Global Bondholder Services Corporation is the information agent and depositary for the tender offer and consent solicitation.