EXHIBIT
32.1
CERTIFICATION
PURSUANT TO
18
U.S.C. SECTION 1350,
AS
ADOPTED PURSUANT TO SECTION 906
OF
THE SARBANES-OXLEY ACT OF 2002
In
connection
with the Quarterly Report of Perma-Fix Environmental Services, Inc. (“PESI”) on
Form 10-Q for the quarter ended June 30, 2007, as filed with the Securities
and
Exchange Commission on the date hereof (the “Form 10-Q”), I, Dr. Louis F.
Centofanti, Chief Executive Officer of the Company, certify, pursuant to 18
U.S.C. §1350, as adopted pursuant to §906 of the Sarbanes-Oxley Act of 2002,
that:
(1)
The Form
10-Q fully complies with the requirements of Section 13(a) or 15(d) of the
Securities Exchange Act of 1934 (15 U.S.C. §78m or §78o(d)); and
(2)
The
information contained in the Form 10-Q fairly presents, in all material
respects, the financial condition and results of operations of the
Company.
Dated:
August 12, 2007
/s/
Louis F.
Centofanti
|
Dr.
Louis F. Centofanti
|
President
and
|
Chief
Executive Officer
|
This
certification is furnished to the Securities and Exchange Commission solely
for
purpose of 18 U.S.C. §1350 subject to the knowledge standard contained therein,
and not for any other purpose.