Horizon Offshore to List on Nasdaq National Market

Horizon Offshore, Inc. reports that The Nasdaq Listing Qualifications Department has approved the company's application for listing of its common stock on The Nasdaq National Market.

Nasdaq has advised the company that its common stock will begin trading on The Nasdaq National Market effective at the opening of the market on Monday, June 12, under the symbol "HOFF."

Horizon's common stock is currently traded on the Over-the-Counter Bulletin Board (OTCBB) under the symbol HRZO.OB, and will continue to trade on the OTCBB through the close of the market today.

"We are extremely pleased that Nasdaq has approved our application and are excited that our stock will begin trading next Monday on The Nasdaq National Market," said David W. Sharp, Horizon's president and CEO. "Listing on this market should improve the liquidity of our common stock, provide us with greater visibility, and expand the base of potential investors for our stock, which we believe will help us enhance stockholder value."

Horizon and its subsidiaries provide marine construction services for the offshore oil and gas industry. The company's fleet is used to perform a wide range of marine construction activities, including installation and repair of marine pipelines to transport oil and gas and other subsea production systems, and the installation and abandonment of production platforms.