Perma-Fix Schedules First Quarter 2008 Conference Call

ATLANTA, May 8 /PRNewswire-FirstCall/ -- Perma-Fix Environmental Services, Inc. (Nasdaq: PESI) today announced that it will host a conference call today at 11:00 a.m. ET. The call will be available on the Company's website at www.perma-fix.com, or by calling 866-585-6398 for U.S. callers, or 416-849-9626 for international callers. The conference call will be led by Dr. Louis F. Centofanti, Chairman and CEO, and Steven Baughman, Vice President and 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 May 15, 2008, and can be accessed by calling: 866-245-6755 (U.S. callers) or 416-915-1035 (international callers) and entering conference ID 368685.

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 nine major waste treatment facilities.

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

    Contacts:
    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
    herbert@eu-ir.com
    +43 316 296 316
SOURCE  Perma-Fix Environmental Services, Inc.
    -0-                             05/08/2008
    /CONTACT:  Dr. Louis F. Centofanti, Chairman and CEO, Perma-Fix
Environmental Services, Inc., +1-770-587-9898; David K. Waldman - US Investor
Relations, Crescendo Communications, LLC, +1-212-671-1020 x101; Herbert
Strauss - European Investor Relations, +43 316 296 316, herbert@eu-ir.com/
    /Web site:  http://www.perma-fix.com /
    (PESI)

CO:  Perma-Fix Environmental Services, Inc.
ST:  Georgia
IN:  ENV
SU:  CCA





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