We hereby consent to the incorporation by reference in the Registration Statements on Form S-3 (No. 333-158472, 333-115061, 333-85118, 333-14513, 333-43149, 333-70676, 333-87437) and Form S-8 (No. 333-153086, 333-124668, 333-110995, 333-80580, 333-3664, 333-17899, 333-25835, and 333-76024) of Perma-Fix Environmental Services, Inc. and subsidiaries (the “Company”) of our reports dated March 12, 2010, relating to the consolidated financial statements and financial statement schedule and the effectiveness of the Company’s internal control over financial reporting, which appear in this Form 10-K.