SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ------------------------- FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Earliest Event Reported: April 25, 2001 GreatBio Technologies, Inc. -------------------------------------------------------------------------- (Exact name of registrant as specified in its charter) Nevada 0-26057 82-0507874 --------------------------------------------------------------------------- (State or other jurisdiction of (Commission File Number) (IRS Employer incorporation or organization) Identification No.) 150 Lucius Gordon Drive, West Henrietta, NY 14586 ---------------------------------------------------------------------------- (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code (716) 214-2441 ITEM 4. CHANGE IN REGISTRANT'S CERTIFIYING ACCOUNTANTS (a) Previous independent accountants On April 25, 2001, GreatBio Technologies, Inc. dismissed Arthur Andersen LLP as its independent accountants. The Registrant's Board of Directors approved the decision to change independent accountants. Arthur Andersen LLP issued no reports on the financial statements. Arthur Andersen LLP was engaged from January 15, 2001 through April 24, 2001 and during such period there have been no disagreements with Arthur Andersen LLP on any matter of accounting principles or practices, financial statement disclosure, auditing scope or procedure, which disagreements if not resolved to the satisfaction of Arthur Andersen LLP would have caused them to make reference thereto in their report to be issued on the financial statements. During the period in which Arthur Andersen LLP was engaged there have been no reportable events as defined in Regulation S-K Item 304(a)(1)(v). The Registrant has requested that Arthur Andersen LLP furnish it with a letter addressed to the SEC stating whether or not it agrees with the above statements. A copy of such letter, dated May 4, 2001, is filed as Exhibit 16 to this Form 8-K. (b) New independent accountants The Registrant engaged Goldstein Golub Kessler LLP as its new independent accountants as of April 25, 2001. During the two most recent fiscal years and through April 25, 2001, the Registrant has not consulted with Goldstein Golub Kessler LLP regarding either (i) the application of accounting principles to a specified transaction, either completed or proposed; or the type of audit opinion that might be rendered on the Registrant's financial statements, and neither a written report nor oral advice was provided to the Registrant that was an important factor considered by the Registrant in reaching a decision as to the accounting, auditing or financial reporting issue; or (ii) any matter that was either the subject of a disagreement, as that term is defined in Item 304(a)(1)(iv) of Regulation S-K and the related instructions to Item 304 of Regulation S-K, or a reportable event, as that term is defined in Item 304(a)(1)(v) of Regulation S-K. ITEM 7. FINANCIAL STATEMENTS AND EXHIBITS (c) Exhibits. Page (16) Letter regarding change in certifying accountant. 3 SIGNATURE Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. Dated: May 3, 2001 GreatBio Technologies, Inc. By: /s/ Michael L. Weiner ---------------------------- Name: Michael L. Weiner Title: President