Exhibit 99 Marine Products Corporation to Announce Year End 2003 Results and Host a Conference Call on February 17, 2004 ATLANTA, Jan. 20 /PRNewswire-FirstCall/ -- Marine Products Corporation (Amex: MPX) today announced that it will release its financial results for the fourth quarter and fiscal year ended December 31, 2003 on Tuesday, February 17, 2004. In conjunction with its earnings release, the Company will host a conference call to review the Company's financial and operating results on Tuesday, February 17, 2004 at 9 a.m. Eastern Time. Individuals wishing to participate in the conference call should call (877) 270-4074 or (706) 643-7871 for international callers. For interested individuals unable to join the call, a replay will be available until midnight on February 24, 2004 by dialing (800) 642-1687 OR (706) 645-9291, conference ID 5034332. This call also will be broadcast and archived on the company's investor Web site at www.marineproductcorp.com . Interested parties are encouraged to click on the webcast link 10-15 minutes prior to the start of the conference call. Marine Products is a leading manufacturer of fiberglass boats, including Chaparral pleasure boats and Robalo sport fishing boats. Marine Products Corporation's investor Web site can be found on the Internet at www.marineproductscorp.com . For information contact: BEN M. PALMER JIM LANDERS Chief Financial Officer Corporate Finance 404.321.7910 404.321.2162 irdept@marineproductscorp.com SOURCE Marine Products Corporation -0- 01/20/2004 /CONTACT: Ben M. Palmer, Chief Financial Officer, +1-404-321-7910, or irdept@marineproductscorp.com, or Jim Landers, Corporate Finance, +1-404-321-2162, both of Marine Products Corporation/ /Web site: http://www.marineproductscorp.com / (MPX) CO: Marine Products Corporation ST: Georgia IN: MAR LEI SPT REA SU: CCA MAV