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 Report (Date of earliest event reported) January 6, 2000 _________________ PERMA-FIX ENVIRONMENTAL SERVICES, INC. ________________________________________________________________ (Exact name of registrant as specified in its charter) Delaware 1-11596 58-1954497 _______________ _______________ _________________ (State or other (Commission File (IRS Employer jurisdiction of Number) Identification No.) incorporation) 1940 N.W. 67th Place, Suite A, Gainesville, Florida 32653 ___________________________________________________ ________ (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code (352) 373-4200 ______________ Not applicable _________________________________________________________________ (Former name or former address, if changed since last report) Item 5. Other Events. _____________ On January 6, 2000, Perma-Fix Environmental Services, Inc. (the "Company") extended the expiration date of the following warrants previously issued by the Company and, adjusted the exercise prices of such warrants to $1.00 per share: (i) Warrants held by Joseph Stevens & Co. allowing the purchase of up to 220,000 shares of the Company's Common Stock, par value $.001 per share ("Common Stock"), at an exercise price of $2.033 per share were extended to expire March 15, 2000; (ii) Warrants held by D. H. Blair Investment Banking Corporation ("D. H. Blair") allowing the purchase of up to 67,000 shares of Common Stock at an exercise price of $1.936 per share were extended to expire January 14, 2000; (iii) Warrants held by D. H. Blair allowing the purchase of up to 200,000 shares of Common Stock at an exercise price of $1.75 per share were extended to expire January 27, 2000; (iv) Warrants held by Nelya Kizner allowing the purchase of up to 27,500 shares of Common Stock at an exercise price of $1.50 per share were extended to expire January 14, 2000; (v) Warrants held by Keith Fetter allowing the purchase of up to 34,000 shares of Common Stock at an exercise price of $1.50 per share were extended to expire January 20, 2000; (vi) Warrants held by Jane M. Lamas allowing the purchase of up to 10,000 shares of Common Stock at an exercise price of $1.50 per share were extended to expire January 20, 2000; (vii) Warrants held by Sedef Dion allowing the purchase of up to 6,000 shares of Common Stock at an exercise price of $1.50 per share were extended to expire January 20, 2000; (viii) Warrants held by JW Genesis Financial Corp. ("JW Genesis") allowing the purchase of up to 112,500 shares at an exercise price of $1.50 per share were extended to expire February 10, 2000; and (ix) Warrants held by JW Genesis allowing the purchase of up to 50,000 shares of Common Stock at an exercise price of $1.50 per share were extended to expire February 10, 2000. As of the filing date of this report, of the 727,000 above-described adjusted warrants, 532,000 have been exercised, leaving 195,000 shares of Common Stock issuable pursuant to the terms of the remaining adjusted warrants. The closing price of the Common Stock per share on the date of adjustment, January 6, 2000, as reported on the National Association of Securities Dealers SmallCap market was $1.1562. SIGNATURES 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 hereunto duly authorized. PERMA-FIX ENVIRONMENTAL SERVICES, INC. By: /s/ Richard T. Kelecy ______________________________ Richard T. Kelecy Chief Financial Officer Date: February 15, 2000 H:\N-P\PESI\8k\8k.2000.wpd