Lockheed Martin Corporation will webcast live presentations by Christopher E. Kubasik, Senior Vice President and Chief Financial Officer, and Dain Hancock, Executive Vice President - Aeronautics at the Credit Suisse First Boston and Aviation Week's Aerospace Defense Finance Conference on Monday, May 17, 2004.

Mr. Kubasik and Mr. Hancock will present on behalf of Lockheed Martin from 11:00 to 11:45 a.m. EDT. An audio replay will be available for two weeks.

Access the webcast at: http://www.lockheedmartin.com/investor.

Headquartered in Bethesda, MD, Lockheed Martin employs about 130,000 people worldwide and is principally engaged in the research, design, development, manufacture and integration of advanced technology systems, products and services. The corporation reported 2003 sales of $31.8 billion.

For additional information, visit our website: http://www.lockheedmartin.com/

SOURCE: Lockheed Martin Corporation