Lockheed Martin Corporation

Releases

Lockheed Martin 1st Quarter 2009 Earnings Conference Call Webcast
PRNewswire-FirstCall
BETHESDA, Md.

Lockheed Martin will webcast live its First Quarter 2009 Earnings Conference Call on Tuesday, April 21, 2009, at 11 a.m. EDT. Bruce Tanner, Executive Vice President & Chief Financial Officer, and Jerry Kircher, Vice President, Investor Relations, will discuss first quarter 2009 financial results, provide updates on key topics, and answer questions.

The live audio webcast, along with a Podcast version and relevant financial charts, will be available for download and can be viewed on the Lockheed Martin Investor Relations website www.lockheedmartin.com/investor. An on-demand replay of the conference call will also be available at this website.

Headquartered in Bethesda, Md., Lockheed Martin is a global security company that employs about 146,000 people worldwide and is principally engaged in the research, design, development, manufacture, integration and sustainment of advanced technology systems, products and services. The corporation reported 2008 sales of $42.7 billion.

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

First Call Analyst: Middleton, Randa
FCMN Contact:

SOURCE: Lockheed Martin

CONTACT: Investor Relations: Jerry Kircher, Vice President, Investor
Relations, +1-301-897-6584, jerry.f.kircher@lmco.com, or Shamala Littlefield,
Director, Investor Relations, +1-301-897-6455, shamala.littlefield@lmco.com;
or Media: Jeff Adams, Director, Media Relations, +1-301-897-6308,
jeffery.adams@lmco.com, all of Lockheed Martin