Tsakos Energy Navigation to Ring the Closing Bell at the New York Stock Exchange on Friday March 22, 2013 Celebrating Its 20th Anniversary as a Public Company

ATHENS, GREECE--(Marketwire - Mar 20, 2013) - Tsakos Energy Navigation Limited (TEN or the "Company") (NYSE: TNP), a leading product, crude and LNG tanker operator, today announced that the Chief Executive Officer of the Company, Nikolas Tsakos as well as senior members of the company's management team and guests will ring the closing bell at the New York Stock Exchange on Friday, March 22, 2013.

ABOUT TSAKOS ENERGY NAVIGATION
To date, TEN's pro forma fleet (excluding newbuilding options) consists of 49 double-hull vessels, a mix of product tankers, crude tankers and LNG carriers, of 4.9 million dwt. This figure includes one LNG carrier under construction and two DP2 suezmax shuttle tankers totaling 400,000 dwt. TEN's balanced fleet existing profile is reflected in 19 crude tankers ranging from VLCCs to aframaxes and 28 product carriers ranging from suezmaxes to handysize and one LNG carrier. The Company has an option for a third LNG carrier to be declared no later than end of first quarter 2013.

TEN's current newbuilding program:

• Suezmax Shuttle DP2 157,000dwt Scheduled Delivery: April 2013
• LNG 86,000dwt/162,000 cbm Tri-Fuel Scheduled Delivery: Q1 2015

(All vessels are Double Hull - Option vessel technical specs subject to change depending on charterer/employment)