NEW ORLEANS, Jan. 28 /PRNewswire-FirstCall/ -- Hornbeck Offshore Services, Inc. (NYSE: HOS) announced today that James O. Harp, Jr., Vice President and Chief Financial Officer, will be participating in the Twelfth Annual Emerald Groundhog Day Investment Forum, scheduled for Thursday, February 3, 2005, at the Wyndham Franklin Plaza Hotel in Philadelphia.

Mr. Harp's presentation at the conference will be webcast live with an accompanying slideshow on Thursday, February 3, 2005, at 8:45 a.m. Eastern Time. To listen to the live audio webcast and view Hornbeck's slideshow, visit the Company's website at http://www.hornbeckoffshore.com . A replay of this webcast and slideshow will be available on the Company's website shortly after the presentation is concluded and will be archived for replay on the website for a period of 60 days.

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 over 50 vessels, with 5 additional vessels under construction. For more information, please visit the Company's website at http://www.hornbeckoffshore.com under the captions, "News" and "Investors."

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

Ken Dennard, Managing Partner
Lisa Elliott, Sr. Vice President
DRG&E / 713-529-6600


SOURCE Hornbeck Offshore Services, Inc.
01/28/2005
CONTACT: Jim Harp, CFO of Hornbeck Offshore Services, Inc.,
+1-985-727-6802; or Ken Dennard, Managing Partner, or Lisa Elliott, Sr. Vice
President, both of DRG&E, +1-713-529-6600, for Hornbeck Offshore Services,
Inc.
Web site: http://www.hornbeckoffshore.com
(HOS)