UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549  Amendment No. 1 to FORM 10-KSB/A  ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE FISCAL YEAR ENDED DECEMBER 31, 2006  Commission File Number 033-19411-C  TETRIDYN SOLUTIONS, INC.(Name of small business issuer in its charter)Nevada
        20-5081381(State or other jurisdiction of
        (I.R.S. Employerincorporation or organization)
        Identification No.)1651 Alvin Ricken Drive
Pocatello, ID
        83201(Address of principal executive offices)
        (Zip Code)208-232-4200(Issuers telephone number)Securities registered pursuant to Section 12(b) of the Exchange Act:Title of each class
        Name of each exchange on which registeredN/A
        N/ASecurities registered pursuant to Section 12(g) of the Exchange Act:N/A(Title of Class)  Check whether the issuer (1) filed all reports required to be filed by Section 13 or 15(d) of the Exchange Act of 1934 during the past 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. YesxNo o  Check if there is no disclosure of delinquent filers in response to Item 405 of Regulation S-B contained in this form, and no disclosure will be contained, to the best of registrants knowledge, in definitive proxy or information statements incorporated by reference in Part III of this Form 10-KSB or any amendment to this Form 10-KSB.x  Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act). Yes o  Nox  State issuers revenues for its most recent fiscal year.$771,651  State the aggregate market value of the voting and nonvoting common equity held by nonaffiliates computed by reference to the price at which the common equity was sold, or the average bid and asked prices of such common equity, as of a specified date within the past 60 days.As of March 29, 2007, the aggregate market value of the voting and nonvoting common equity held by nonaffiliates of the issuer was $4,668,884.  State the number of shares outstanding of each of the issuers classes of common equity, as of the latest practicable date.As of March 29, 2007, issuer had 20,459,350 shares of issued and outstanding common stock, par value $0.001.  Transitional Small Business Disclosure Format:  Yes  o
        Nox        EXPLANATORY NOTE  This amendment is being filed to correct an inadvertent error on the cover page of the original filing. No changes have been made to the disclosure contained in the original report.  ITEM 13. EXHIBITS  Exhibit
Number
        
        Title  of Document
        
        LocationItem 2.
        
        Plan of Purchase, Sale, Reorganization, Arrangement, Liquidation or Succession2.01
        
        Agreement for the Exchange of Common Stock dated July 13, 2005
        
        Incorporated by reference from the current report on Form 8-K filed February 28, 2006.Item 3.
        
        Articles of Incorporation and Bylaws3.01
        
        Articles of Incorporation of TetriDyn Solutions, Inc. dated May 15, 2006
        
        Incorporated by reference from the current report on Form 8-K filed June 7, 2006.3.02
        
        Bylaws of TetriDyn Solutions, Inc. adopted May 26, 2006
        
        Incorporated by reference from the current report on Form 8-K filed June 7, 2006.Item 4.
        
        Instruments Defining the Rights of Security Holders, Including Debentures4.01
        
        Specimen stock certificate
        
        Incorporated by reference from the current report on Form 8-K filed June 7, 2006.Item 10.
        
        Material Contracts10.01
        
        Technology License Agreement, effective October 16, 2001, by Bechtel B WXT Idaho, LLC, and TetriDyn Solutions, Inc.
        
        Incorporated by reference from the current report on Form 8-K filed March 28, 2006.10.02
        
        Lease Document between Idaho State University and TetriDyn Solutions, Inc. dated September 1, 2004
        
        Incorporated by reference from the current report on Form 8-K filed March 28, 2006.10.03
        
        Employment Agreement between TetriDyn Solutions, Inc. and David W. Hempstead dated January 21, 2006
        
        Incorporated by reference from the current report on Form 8-K filed March 28, 2006.10.04
        
        Employment Agreement between TetriDyn Solutions, Inc. and Antoinette R. Knapp dated January 21, 2006
        
        Incorporated by reference from the current report on Form 8-K filed March 28, 2006.Item 14.
        
        Code of Ethics14.01
        
        TetriDyn Solutions, Inc., Code of Ethics
        
        Incorporated by reference from the annual report on Form 10-KSB filed April 2, 2007.Item 16.
        
        Letter on Change of Certifying Accountant16.01
        
        Letter from Hansen, Barnett & Maxwell to Securities and Exchange Commission
        
        Incorporated by reference from the current report on Form 8-K filed January 22, 2007.   2        Item 21.
        
        Subsidiaries of the Small Business Issuer21.01
        
        Schedule of subsidiaries
        
        Incorporated by reference from the annual report on Form 10-KSB filed April 2, 2007.Item 31.
        
        Rule 13a-14(a)/15d-14(a) Certifications31.01
        
        Certification of Principal Executive Officer  and Principal Financial Officer Pursuant to Rule 13a-14
        
        This filingItem 32.
        
        Section 1350 Certifications32.01
        
        Certification of Chief Executive Officer and Chief Financial Officer Pursuant to 18 U.S.C. Section 1350, as Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002
        
        Incorporated by reference from the annual report on Form 10-KSB filed April 2, 2007. _______________ *
        The number preceding the decimal indicates the applicable SEC reference number in Item 601, and the number following the decimal indicating the sequence of the particular document. Omitted numbers in the sequence refer to documents previously filed with the SEC as exhibits to previous filings, but no longer required.   3        SIGNATURES  In accordance with Section 13 or 15(d) of the Exchange Act, the registrant caused this amended report to be signed on its behalf by the undersigned, thereunto duly authorized.  TETRIDYN SOLUTIONS, INC.Date:  June 5, 2007
        By:
        /s/ David W. HempsteadDavid W. Hempstead, PresidentPrincipal Executive OfficerPrincipal Financial and Accounting Officer    4