EX-32.2 6 form10k_exhibit32-2.htm EXHIBIT 32.2

form10k_exhibit32-2.htm

EXHIBIT 32.2

CERTIFICATION PURSUANT TO

18 U.S.C. §1350,

AS ADOPTED PURSUANT TO

SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with the Annual Report of Natural Gas Services Group, Inc. (the “Company”) on Form 10-K for the year ended December 31, 2008, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, Earl R. Wait, Vice President - Accounting (Principal Accounting Officer) of the Company, certify, pursuant to 18 U.S.C. §1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that:

1. The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

2. The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

Date:  March 2, 2009		Natural Gas Services Group, Inc.
	By:	/s/ Earl R. Wait
		Earl R. Wait
		Vice President of Accounting (Principal Accounting Officer) and Treasurer