Exhibit 24

POWER OF ATTORNEY

LOCKHEED MARTIN CORPORATION

The undersigned hereby constitutes Frank H. Menaker, Marian S. Block and David A. Dedman, and each of them, jointly and severally, his or her lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him or her and in his or her name, place and stead, in any and all capacities, including, but not limited to, that listed below, to execute and file, or cause to be filed, with exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission (“Commission”) one or more Post Effective Amendments on Form S-8 for the purpose of deregistering under the Securities Act of 1933, as amended, (the “Securities Act”) shares of Lockheed Martin common stock and other securities issued under the Lockheed Martin Corporation Savings and Investment Plan for Hourly Employees and all matters required by the Commission in connection with such registration statements under the Securities Act, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite or necessary to be done as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact and agents, and each of them, or his substitute or substitutes, may lawfully do or cause to be done by virtue hereof.

/s/    Vance D. Coffman	June 24, 2004
VANCE D. COFFMAN
Chairman, Director and Chief Executive Officer

POWER OF ATTORNEY

LOCKHEED MARTIN CORPORATION

The undersigned hereby constitutes Frank H. Menaker, Marian S. Block and David A. Dedman, and each of them, jointly and severally, his or her lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him or her and in his or her name, place and stead, in any and all capacities, including, but not limited to, that listed below, to execute and file, or cause to be filed, with exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission (“Commission”) one or more Post Effective Amendments on Form S-8 for the purpose of deregistering under the Securities Act of 1933, as amended, (the “Securities Act”) shares of Lockheed Martin common stock and other securities issued under the Lockheed Martin Corporation Savings and Investment Plan for Hourly Employees and all matters required by the Commission in connection with such registration statements under the Securities Act, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite or necessary to be done as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact and agents, and each of them, or his substitute or substitutes, may lawfully do or cause to be done by virtue hereof.

/s/    E.C. “Pete” Aldridge, Jr.	June 24, 2004
E.C. “PETE” ALDRIDGE, JR.
Director

POWER OF ATTORNEY

LOCKHEED MARTIN CORPORATION

The undersigned hereby constitutes Frank H. Menaker, Marian S. Block and David A. Dedman, and each of them, jointly and severally, his or her lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him or her and in his or her name, place and stead, in any and all capacities, including, but not limited to, that listed below, to execute and file, or cause to be filed, with exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission (“Commission”) one or more Post Effective Amendments on Form S-8 for the purpose of deregistering under the Securities Act of 1933, as amended, (the “Securities Act”) shares of Lockheed Martin common stock and other securities issued under the Lockheed Martin Corporation Savings and Investment Plan for Hourly Employees and all matters required by the Commission in connection with such registration statements under the Securities Act, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite or necessary to be done as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact and agents, and each of them, or his substitute or substitutes, may lawfully do or cause to be done by virtue hereof.

/s/    Marcus C. Bennett	June 24, 2004
MARCUS C. BENNETT
Director

POWER OF ATTORNEY

LOCKHEED MARTIN CORPORATION

The undersigned hereby constitutes Frank H. Menaker, Marian S. Block and David A. Dedman, and each of them, jointly and severally, his or her lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him or her and in his or her name, place and stead, in any and all capacities, including, but not limited to, that listed below, to execute and file, or cause to be filed, with exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission (“Commission”) one or more Post Effective Amendments on Form S-8 for the purpose of deregistering under the Securities Act of 1933, as amended, (the “Securities Act”) shares of Lockheed Martin common stock and other securities issued under the Lockheed Martin Corporation Savings and Investment Plan for Hourly Employees and all matters required by the Commission in connection with such registration statements under the Securities Act, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite or necessary to be done as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact and agents, and each of them, or his substitute or substitutes, may lawfully do or cause to be done by virtue hereof.

/s/    Gwendolyn S. King	June 24, 2004
GWENDOLYN S. KING
Director

POWER OF ATTORNEY

LOCKHEED MARTIN CORPORATION

The undersigned hereby constitutes Frank H. Menaker, Marian S. Block and David A. Dedman, and each of them, jointly and severally, his or her lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him or her and in his or her name, place and stead, in any and all capacities, including, but not limited to, that listed below, to execute and file, or cause to be filed, with exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission (“Commission”) one or more Post Effective Amendments on Form S-8 for the purpose of deregistering under the Securities Act of 1933, as amended, (the “Securities Act”) shares of Lockheed Martin common stock and other securities issued under the Lockheed Martin Corporation Savings and Investment Plan for Hourly Employees and all matters required by the Commission in connection with such registration statements under the Securities Act, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite or necessary to be done as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact and agents, and each of them, or his substitute or substitutes, may lawfully do or cause to be done by virtue hereof.

/s/    Douglas H. McCorkindale	June 24, 2004
DOUGLAS H. MCCORKINDALE
Director

POWER OF ATTORNEY

LOCKHEED MARTIN CORPORATION

The undersigned hereby constitutes Frank H. Menaker, Marian S. Block and David A. Dedman, and each of them, jointly and severally, his or her lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him or her and in his or her name, place and stead, in any and all capacities, including, but not limited to, that listed below, to execute and file, or cause to be filed, with exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission (“Commission”) one or more Post Effective Amendments on Form S-8 for the purpose of deregistering under the Securities Act of 1933, as amended, (the “Securities Act”) shares of Lockheed Martin common stock and other securities issued under the Lockheed Martin Corporation Savings and Investment Plan for Hourly Employees and all matters required by the Commission in connection with such registration statements under the Securities Act, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite or necessary to be done as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact and agents, and each of them, or his substitute or substitutes, may lawfully do or cause to be done by virtue hereof.

/s/    Eugene F. Murphy	June 24, 2004
EUGENE F. MURPHY Director

POWER OF ATTORNEY

LOCKHEED MARTIN CORPORATION

The undersigned hereby constitutes Frank H. Menaker, Marian S. Block and David A. Dedman, and each of them, jointly and severally, his or her lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him or her and in his or her name, place and stead, in any and all capacities, including, but not limited to, that listed below, to execute and file, or cause to be filed, with exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission (“Commission”) one or more Post Effective Amendments on Form S-8 for the purpose of deregistering under the Securities Act of 1933, as amended, (the “Securities Act”) shares of Lockheed Martin common stock and other securities issued under the Lockheed Martin Corporation Savings and Investment Plan for Hourly Employees and all matters required by the Commission in connection with such registration statements under the Securities Act, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite or necessary to be done as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact and agents, and each of them, or his substitute or substitutes, may lawfully do or cause to be done by virtue hereof.

/s/    Joseph W. Ralston	June 24, 2004
JOSEPH W. RALSTON Director

POWER OF ATTORNEY

LOCKHEED MARTIN CORPORATION

The undersigned hereby constitutes Frank H. Menaker, Marian S. Block and David A. Dedman, and each of them, jointly and severally, his or her lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him or her and in his or her name, place and stead, in any and all capacities, including, but not limited to, that listed below, to execute and file, or cause to be filed, with exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission (“Commission”) one or more Post Effective Amendments on Form S-8 for the purpose of deregistering under the Securities Act of 1933, as amended, (the “Securities Act”) shares of Lockheed Martin common stock and other securities issued under the Lockheed Martin Corporation Savings and Investment Plan for Hourly Employees and all matters required by the Commission in connection with such registration statements under the Securities Act, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite or necessary to be done as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact and agents, and each of them, or his substitute or substitutes, may lawfully do or cause to be done by virtue hereof.

/s/    Frank Savage	June 24, 2004
FRANK SAVAGE Director

POWER OF ATTORNEY

LOCKHEED MARTIN CORPORATION

The undersigned hereby constitutes Frank H. Menaker, Marian S. Block and David A. Dedman, and each of them, jointly and severally, his or her lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him or her and in his or her name, place and stead, in any and all capacities, including, but not limited to, that listed below, to execute and file, or cause to be filed, with exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission (“Commission”) one or more Post Effective Amendments on Form S-8 for the purpose of deregistering under the Securities Act of 1933, as amended, (the “Securities Act”) shares of Lockheed Martin common stock and other securities issued under the Lockheed Martin Corporation Savings and Investment Plan for Hourly Employees and all matters required by the Commission in connection with such registration statements under the Securities Act, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite or necessary to be done as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact and agents, and each of them, or his substitute or substitutes, may lawfully do or cause to be done by virtue hereof.

/s/    Anne Stevens	June 24, 2004
ANNE STEVENS Director

POWER OF ATTORNEY

LOCKHEED MARTIN CORPORATION

The undersigned hereby constitutes Frank H. Menaker, Marian S. Block and David A. Dedman, and each of them, jointly and severally, his or her lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him or her and in his or her name, place and stead, in any and all capacities, including, but not limited to, that listed below, to execute and file, or cause to be filed, with exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission (“Commission”) one or more Post Effective Amendments on Form S-8 for the purpose of deregistering under the Securities Act of 1933, as amended, (the “Securities Act”) shares of Lockheed Martin common stock and other securities issued under the Lockheed Martin Corporation Savings and Investment Plan for Hourly Employees and all matters required by the Commission in connection with such registration statements under the Securities Act, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite or necessary to be done as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact and agents, and each of them, or his substitute or substitutes, may lawfully do or cause to be done by virtue hereof.

/s/    James R. Ukropina	June 24, 2004
JAMES R. UKROPINA Director

POWER OF ATTORNEY

LOCKHEED MARTIN CORPORATION

The undersigned hereby constitutes Frank H. Menaker, Marian S. Block and David A. Dedman, and each of them, jointly and severally, his or her lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him or her and in his or her name, place and stead, in any and all capacities, including, but not limited to, that listed below, to execute and file, or cause to be filed, with exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission (“Commission”) one or more Post Effective Amendments on Form S-8 for the purpose of deregistering under the Securities Act of 1933, as amended, (the “Securities Act”) shares of Lockheed Martin common stock and other securities issued under the Lockheed Martin Corporation Savings and Investment Plan for Hourly Employees and all matters required by the Commission in connection with such registration statements under the Securities Act, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite or necessary to be done as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact and agents, and each of them, or his substitute or substitutes, may lawfully do or cause to be done by virtue hereof.

/s/    Douglas C. Yearley	June 24, 2004
DOUGLAS C. YEARLEY Director

POWER OF ATTORNEY

LOCKHEED MARTIN CORPORATION

The undersigned hereby constitutes Frank H. Menaker, Marian S. Block and David A. Dedman, and each of them, jointly and severally, his or her lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him or her and in his or her name, place and stead, in any and all capacities, including, but not limited to, that listed below, to execute and file, or cause to be filed, with exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission (“Commission”) one or more Post Effective Amendments on Form S-8 for the purpose of deregistering under the Securities Act of 1933, as amended, (the “Securities Act”) shares of Lockheed Martin common stock and other securities issued under the Lockheed Martin Corporation Savings and Investment Plan for Hourly Employees and all matters required by the Commission in connection with such registration statements under the Securities Act, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite or necessary to be done as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact and agents, and each of them, or his substitute or substitutes, may lawfully do or cause to be done by virtue hereof.

/s/    Robert J. Stevens	June 24, 2004
ROBERT J. STEVENS President, Chief Operating Officer and Director

POWER OF ATTORNEY

LOCKHEED MARTIN CORPORATION

The undersigned hereby constitutes Frank H. Menaker, Marian S. Block and David A. Dedman, and each of them, jointly and severally, his or her lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him or her and in his or her name, place and stead, in any and all capacities, including, but not limited to, that listed below, to execute and file, or cause to be filed, with exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission (“Commission”) one or more Post Effective Amendments on Form S-8 for the purpose of deregistering under the Securities Act of 1933, as amended, (the “Securities Act”) shares of Lockheed Martin common stock and other securities issued under the Lockheed Martin Corporation Savings and Investment Plan for Hourly Employees and all matters required by the Commission in connection with such registration statements under the Securities Act, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite or necessary to be done as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact and agents, and each of them, or his substitute or substitutes, may lawfully do or cause to be done by virtue hereof.

/s/    Christopher E. Kubasik	June 24, 2004
CHRISTOPHER E. KUBASIK Senior Vice President and Chief Financial Officer

POWER OF ATTORNEY

LOCKHEED MARTIN CORPORATION

The undersigned hereby constitutes Frank H. Menaker, Marian S. Block and David A. Dedman, and each of them, jointly and severally, his or her lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him or her and in his or her name, place and stead, in any and all capacities, including, but not limited to, that listed below, to execute and file, or cause to be filed, with exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission (“Commission”) one or more Post Effective Amendments on Form S-8 for the purpose of deregistering under the Securities Act of 1933, as amended, (the “Securities Act”) shares of Lockheed Martin common stock and other securities issued under the Lockheed Martin Corporation Savings and Investment Plan for Hourly Employees and all matters required by the Commission in connection with such registration statements under the Securities Act, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite or necessary to be done as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact and agents, and each of them, or his substitute or substitutes, may lawfully do or cause to be done by virtue hereof.

/s/    Rajeev Bhalla	June 24, 2004
RAJEEV BHALLA Vice President and Controller