Perma-Fix to Post Third Quarter on Nov. 5, CFO Quits

Date: October 27, 2008

Source: Perma-Fix Environmental Services, Inc.

Perma-Fix Schedules Third Quarter 2008 Conference Call

Perma-Fix Environmental Services, Inc. (Nasdaq: PESI) today announced that it will host a conference call at 11:00 a.m. ET on Wednesday, November 5, 2008. The call will be available on the Company's website at www.perma-fix.com, or by calling 877-407-8033 for U.S. callers, or 201-689-8033 for international callers. The conference call will be led by Dr. Louis F. Centofanti, Chairman and CEO, and Ben Naccarato, Vice President and Interim Chief Financial Officer, of Perma-Fix Environmental Services, Inc.

A webcast will also be archived on the Company's website and a telephone replay of the call will be available approximately one hour following the call, through midnight November 12, 2008, and can be accessed by calling: 877-660-6853 (U.S. callers) or 201-612-7415 (international callers) and entering account #286, conference ID 301770.

Perma-Fix Environmental Services, Inc., a national environmental services company, provides unique mixed waste and industrial waste management services. The Company's increased focus on nuclear services includes radioactive and mixed waste treatment services for hospitals, research labs and institutions, federal agencies, including DOE, DOD, and nuclear utilities. The Company's industrial services treat hazardous and non-hazardous waste for a variety of customers including, Fortune 500 companies, federal, state and local agencies and thousands of other clients. Nationwide, the Company operates seven major waste treatment facilities.

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Perma-Fix Environmental Services Announces Departure of Chief Financial Officer and Names New Interim Chief Financial Officer

Perma-Fix Environmental Services, Inc. (Nasdaq: PESI) ("Perma-Fix") today announced that Steve Baughman, the Company's Chief Financial Officer, has resigned effective October 31, 2008, to pursue other business opportunities. Ben Naccarato, who joined the Company in 2004 and currently serves as Vice President, Corporate Controller and Treasurer, will assume Mr. Baughman's responsibilities and will serve as Interim Chief Financial Officer effective November 1, 2008, until a permanent replacement is named.

Mr. Naccarato brings twenty years experience in senior financial positions in the waste management and used oil industries. Prior to joining Perma-Fix, Mr. Naccarato served as Chief Financial Officer for Culp Petroleum Company Inc, a fuel distribution and used waste oil company. Prior to that he spent fourteen years at Safety-Kleen Corp, in various corporate and operational positions including Director of Financial Planning and Analysis.

Dr. Louis F. Centofanti, Chairman and CEO, stated, "Ben Naccarato has been a tremendous asset to the company. We have the utmost confidence in his abilities and anticipate a seamless transition. The Board of Directors and I also wish to express our gratitude to Steve for his service to the Company and wish him well in his new endeavors."

About Perma-Fix Environmental Services

Perma-Fix is a national environmental services company, providing unique mixed waste and industrial waste management services. Perma-Fix has increased its focus on the nuclear services 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.

For more information, contact:
Dr. Louis F. Centofanti
Chairman and CEO
Perma-Fix Environmental Services, Inc.
770-587-9898

David K. Waldman
US Investor Relations
Crescendo Communications, LLC
212-671-1020 x101

Herbert Strauss
European Investor Relations
+43 316 296 316
herbert@eu-ir.com

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

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