Item 3.01. Notice of Delisting or Failure to Satisfy a Continued Listing Rule or
Standard; Transfer of Listing.
On February 10, 2009, Columbus Acquisition Corp. (the "Company") received notification from NYSE Alternext US LLC (the "Exchange") that Columbus did not hold an annual meeting of stockholders during 2008 in accordance with
Section 704 of the NYSE Alternext US LLC Company Guide ("Section 704"). The Exchange has requested the Company to submit a plan of compliance by March 10, 2009 (the "Plan") in order for the Company to be in compliance with Section 704 by August 11, 2009. The Company intends to submit a Plan advising the Exchange that the upcoming meeting of stockholders to vote on the proposed acquisition of Integrated Drilling Equipment Company will also serve as the Company's annual meeting of stockholders, at which a class of directors of the Company will be subject to election. If this Plan is accepted by the Exchange, the Company expects that it will be able to continue its listing on the Exchange. Item 8.01. Other Events.
On February 17, 2009, the Company issued a press release announcing the receipt of the NYSE Alternext US LLC letter. A copy of the press release is filed as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.
Item 9.01. Financial Statements and Exhibits.

(d) Exhibits Exhibit No. Description 99.1 Press Release of Columbus Acquisition Corp., dated February 17, 2009.

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