Mar 06, 2006 /PRNewswire-FirstCall via COMTEX News Network/ -- Hornbeck Offshore Services, Inc. (NYSE: HOS) announced today the commencement, on Friday, March 3, 2006, of its offer to exchange any and all of the $75,000,000 aggregate principal amount of its outstanding 6.125% Series A Senior Notes due 2014 (CUSIPs 440543 AC 0 and U44070 AB 3) (collectively, the "Old Notes"), which were sold in accordance with Rule 144A or Regulation S under the Securities Act of 1933 (the "Act") for an equal aggregate principal amount of its 6.125% Series B Senior Notes due 2014 (CUSIP 440543 AB 2) (the "New Notes"). The issuance of the New Notes has been registered under the Act.

Hornbeck Offshore will accept for exchange any and all Old Notes validly tendered and not validly withdrawn before the expiration time of 5:00 p.m., New York City time on March 30, 2006 (the "Expiration Time"), unless extended. Old Notes validly tendered may be withdrawn at any time before the Expiration Time only in accordance with the withdrawal rights set forth in the exchange offer prospectus under the caption "Exchange Offer - Withdrawal of Tenders."

Copies of the exchange offer prospectus and related transmittal materials governing the exchange offer may be obtained by regular mail or overnight courier from the exchange agent, Wells Fargo Bank, National Association, Corporate Trust Operations, MAC-N9303-121, Sixth & Marquette Avenue, Minneapolis, Minnesota 55479, or by calling 1-800-344-5128.

This release is not an offer to sell or a solicitation of an offer to purchase the New Notes or an offer to purchase or solicitation of an offer to sell the Old Notes.

Hornbeck Offshore Services, Inc. is a leading provider of technologically advanced, new generation offshore supply vessels primarily in the U.S. Gulf of Mexico and select international markets, and is a leading transporter of petroleum products through its fleet of ocean-going tugs and tank barges primarily in the northeastern U.S. and in Puerto Rico. Hornbeck Offshore currently owns and operates a fleet of 60 vessels primarily serving the energy industry.

Contacts:  Jim Harp, CFO
               Hornbeck Offshore Services
               985-727-6802

               Ken Dennard, Managing Partner
               DRG&E  /  832-594-4004

SOURCE  Hornbeck Offshore Services, Inc.

Jim Harp, CFO, Hornbeck Offshore Services, +1-985-727-6802; Ken Dennard, Managing
Partner, DRG&E, +1-832-594-4004

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