The Company issued an earnings release on February 26, 2009, to announce its financial results for the quarter and year ended December 31, 2008. A copy of the February 26, 2009 earnings release is furnished herewith as Exhibit 99.1. On February 27, 2009 the Company held a conference call in connection with its February 26, 2009 earnings release. A transcript of the conference call is furnished herewith as Exhibit 99.2.

The information in this Current Report on Form 8-K, including Exhibits 99.1 and 99.2, is being furnished and shall not be deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended.

(d) The following exhibits are filed as part of this report:

          Exhibit Number  Description

          99.1            Earnings Release of Insituform Technologies, Inc.,
                          dated February 26, 2009, filed herewith.

          99.2            Transcript of Insituform Technologies, Inc.'s February
                          27, 2009 conference call, filed herewith.

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