EXHIBIT 32.2

CERTIFICATION PURSUANT TO
18 U.S.C. SECTION 1350,
AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with the Form 10-K of Consolidated Water Co. Ltd. for the year ended December 31, 2008 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, David W. Sasnett, 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 result of operations of the Company.

Date: March 16, 2009	By:	/s/ David W. Sasnett
	Name:	David W. Sasnett
	Title:	Executive Vice President & Chief Financial Officer (Principal Financial and Accounting Officer)