Megacore News

Athens, Greece, April 12, 2011 - Omega Navigation Enterprises, Inc. (NASDAQ:ONAV), a provider of Global Marine Transportation services specializing in product tankers, announces that it has reached an agreement with its lenders to amend the maturity date of both the current senior and junior loan facilities. With this agreement the new maturity date will be May 10, 2011 on both facilities, amended from the current maturity date of April 12, 2011. About Omega Navigation Enterprises, Inc. Omega Navigation Enterprises, Inc.

Omega Navigation Enterprises, Inc. (NASDAQ:ONAV), a provider of Marine Transportation services specializing in product tankers, announced that Megacore Shipping Ltd., its previously announced joint venture with a wholly owned subsidiary of Glencore International AG, has taken delivery from Hyundai Mipo Dockyard in S. Korea of the Megacore Philomena during the fourth quarter of 2010 and of the Megacore Pacifica and the Megacore Philothea during January 2011, each a 74,000 dwt. coated Panamax product carrier. Megacore Shipping Ltd. has contracted to acquire two Handysize double hull chemical / product tankers and seven Panamax double hull product tankers to be constructed at Hyundai Mipo Dockyard in South Korea. The two handysize vessels, the 37,000 dwt.

Omega Navigation Enterprises, Inc., a provider of global marine transportation services focusing on product tankers, announced its financial and operational results for the second quarter and six months ended June 30, 2010. For the quarter ended June 30, 2010, Omega Navigation reported total revenues of $19.0 million and Net Income of $2.4 million, or $0.15 per basic share, excluding losses on interest rate derivative instruments, incentive compensation grants expense and a one-time settlement fee for the termination of a purchase agreement. Including these items, the Company reported Net Loss of $0.9 million or $0.05 per basic share. Adjusted EBITDA for the second quarter of 2010 was $6.1 million. Please see below for a reconciliation of Adjusted EBITDA to Cash from Operating Activities.

Omega Navigation Enterprises, Inc. (NASDAQ: ONAV, SGX: ONAV50), a provider of global marine transportation services focusing on product tankers, announced that it agreed to a capital infusion of $5.25m through a loan by its founder, CEO and largest shareholder, George Kassiotis. The capital infusion will be made through a company owned and controlled by George Kassiotis in the form of a secured convertible promissory note which, under certain circumstances and at the option of the holder, may be convertible into a maximum of 8.75 million common shares of the company at any time after the one year anniversary of the Note or upon an event of default under the note. Interest on the note will be 4.0% per annum.

Omega Navigation Enterprises, Inc. (NASDAQ:ONAV, SGX: ONAV50), a provider of global marine transportation services focusing on product tankers, announced that it has formed an equal partnership (50/50) joint venture company with Topley Corporation, a wholly owned subsidiary of Glencore International AG (Glencore). The name of the joint venture company is Megacore Shipping Ltd. Companies owned by Omega and the Glencore group have novated their respective original shipbuilding contracts entered into with Hyundai Mipo, consisting in total of 10 newbuilding 37,000 dwt product/chemical carriers (MR1s) (5 vessels each partner), to companies wholly owned by Megacore. This order has now been converted to two 37,000 dwt product/chemical tankers (MR1s) and seven 75,000 dwt.