Perma-Fix Announces Seventh Annual Nuclear Waste Treatment Forum

ATLANTA and NASHVILLE, Tenn., Dec. 12 /PRNewswire-FirstCall/ -- Perma-Fix Environmental Services, Inc. (Nasdaq: PESI), today announced it is holding its Seventh Annual Nuclear Waste Treatment Forum from December 11-13, 2007 in Nashville, Tennessee at the Gaylord Opryland Resort & Convention Center. This year's forum will focus on the expanding complexity of nuclear waste treatment. In close collaboration with our customers, Perma-Fix is an innovator in providing treatment solutions for many of the heterogeneous waste streams generated from nuclear power and nuclear weapons development sites.

The Nuclear Waste Treatment Forum is a venue where many of the nation's waste management experts meet to share lessons learned and their experiences for dealing with waste streams and successful completion of clean-up projects. This year's conference brings together an exciting lineup of speakers to discuss innovations in nuclear waste treatment, regulatory issues, and how to cope with competing priorities and shrinking budgets. The last day of the three-day forum will include tours for two of the Company's Tennessee treatment facilities.

About Perma-Fix Environmental Services

Perma-Fix Environmental Services, Inc. is a national environmental services company, providing unique nuclear waste and industrial waste management services. The Company has increased its focus on the nuclear segment, which provides radioactive and mixed waste treatment services to hospitals, research laboratories and institutions, numerous federal agencies, including DOE and the U.S. Department of 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 nine 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 of Perma-Fix Environmental Services, Inc., +1-770-587-5155; or David K. Waldman, US Investor Relations of Crescendo Communications, LLC, +1-212-671-1020 x101; Herbert Strauss-European Investor Relations, +43 316 296 316, herbert@eu-ir.com, both for Perma-Fix Environmental Services, Inc./ /Web site: http://www.perma-fix.com / (PESI)