Perma-Fix Announces Earnings Release and Conference Call Date for Year Ending 2005

ATLANTA, Feb. 2 /PRNewswire-FirstCall/ -- Perma-Fix Environmental Services, Inc. (Nasdaq: PESI; BSE: PESI) (Germany: PES.BE) today announced that it will release earnings for the year ending 2005 the morning of Tuesday, March 7, 2006. In conjunction with the Company's year ending 2005 earnings release, there will be a conference call held at 11:00 a.m. EST on Tuesday, March 7. The call will be available on the Company's web site at http://www.perma-fix.com . The conference call will be led by Dr. Louis F. Centofanti, Chairman and CEO, and Richard T. Kelecy, Vice President and CFO, of Perma-Fix Environmental Services, Inc. The Company will provide the conference call details approximately two weeks prior to the call.

Perma-Fix Environmental Services, Inc. is a national environmental services company, providing unique mixed waste and industrial waste management services. The Nuclear Segment provides radioactive and mixed waste treatment services to hospitals, research laboratories and institutions, numerous federal agencies including the Departments of Energy and Defense and nuclear utilities. The Industrial Segment provides hazardous and non-hazardous waste treatment services for a diverse group of customers including Fortune 500 companies, numerous federal, state and local agencies and thousands of smaller clients. The company operates eleven major waste treatment facilities across the country.

Please visit us on the World Wide Web at http://www.perma-fix.com .

SOURCE Perma-Fix Environmental Services, Inc.

CONTACT: Dr. Louis F. Centofanti, Chairman and CEO, Perma-Fix Environmental Services, Inc., +1-404-847-9990;
or James Kautz or J. Todd Atenhan, EPOCH Financial Group, Inc., +1-888-917-5105, or jkautz@epochfinancial.com;
or Herbert Strauss, European investor relations, +011-43-316-296-316, or herbert@eu-ir.com, for Perma-Fix