EXHIBIT 23.4

[NSAI Letterhead]

CONSENT OF NETHERLAND, SEWELL & ASSOCIATES, INC.

We hereby consent to the incorporation by reference in this Registration Statement of Harken Energy Corporation (the “Company”) and to references to this firm of the Company’s estimated proved reserves in this Registration Statement.

	NETHERLAND, SEWELL & ASSOCIATES, INC.
Houston, Texas	By:	/s/ Danny D. Simmons
August 19, 2005		Danny D. Simmons
		Executive Vice President