EXHIBITS 5.1 AND 23.1 SCHNEIDER WEINBERGER LLP 2499 GLADES ROAD, SUITE 108 BOCA RATON, FLORIDA 33432 February 5, 2004 DynEco Corporation 564 International Place Rockledge, FL 32955 RE: REGISTRATION STATEMENT ON FORM SB-2 (THE "REGISTRATION STATEMENT") DYNECO CORPORATION (THE "COMPANY") Gentlemen: This opinion is submitted pursuant to the applicable rules of the Securities and Exchange Commission in connection with the registration for public resale of an aggregate of 8,175,000 shares (the "Registerable Shares") of the Company's common stock, $.01 par value per share ("Common Stock"), consisting of 4,025,000 shares of outstanding Common Stock and 4,150,000 shares of Common Stock issuable upon exercise of common stock purchase warrants and options, all as described in the Registration Statement. In connection therewith, we have examined and relied upon original, certified, conformed, photostat or other copies of (a) the Certificate of Incorporation, as amended, and Bylaws of the Company; (b) resolutions of the Board of Directors of the Company authorizing the issuance of the Registerable Shares; (c) the Registration Statement and the exhibits thereto; (d) the agreements, instruments and documents pursuant to which the Registerable Shares were or are to be issued; and (e) such other matters of law as we have deemed necessary for the expression of the opinion herein contained. In all such examinations, we have assumed the genuineness of all signatures on original documents, and the conformity to originals or certified documents of all copies submitted to us as conformed, photostat or other copies. In passing upon certain corporate records and documents of the Company, we have necessarily assumed the correctness and completeness of the statements made or included therein by the Company, and we express no opinion thereon. As to the various questions of fact material to this opinion, we have relied, to the extent we deemed reasonably appropriate, upon representations or certificates of officers or directors of the Company and upon documents, records and instruments furnished to us by the Company, without independently checking or verifying the accuracy of such documents, records and instruments. Based upon and subject to the foregoing, we are of the opinion that the Registerable Shares, when issued in accordance with their terms and upon receipt by the Company of the agreed upon consideration therefore, will be legally issued, fully paid and non-assessable. We hereby consent to the filing of this opinion as an exhibit to the Registration Statement and to the use of our name under the caption "Legal Matters" in the prospectus forming a part of the Registration Statement. Sincerely, /s/ SCHNEIDER WEINBERGER LLP Schneider Weinberger LLP