Attached files

file filename
10-K - PERMA-FIX ENVIRONMENTAL SERVICES INC 10-K 12-31-2010 - PERMA FIX ENVIRONMENTAL SERVICES INCform10k.htm
EX-4.5 - EXHIBIT 4.5 - PERMA FIX ENVIRONMENTAL SERVICES INCex4_5.htm
EX-4.6 - EXHIBIT 4.6 - PERMA FIX ENVIRONMENTAL SERVICES INCex4_6.htm
EX-4.3 - EXHIBIT 4.3 - PERMA FIX ENVIRONMENTAL SERVICES INCex4_3.htm
EX-4.7 - EXHIBIT 4.7 - PERMA FIX ENVIRONMENTAL SERVICES INCex4_7.htm
EX-10.4 - EXHIBIT 10.4 - PERMA FIX ENVIRONMENTAL SERVICES INCex10_4.htm
EX-10.8 - EXHIBIT 10.8 - PERMA FIX ENVIRONMENTAL SERVICES INCex10_8.htm
EX-10.5 - EXHIBIT 10.5 - PERMA FIX ENVIRONMENTAL SERVICES INCex10_5.htm
EX-32.2 - EXHIBIT 32.2 - PERMA FIX ENVIRONMENTAL SERVICES INCex32_2.htm
EX-32.1 - EXHIBIT 32.1 - PERMA FIX ENVIRONMENTAL SERVICES INCex32_1.htm
EX-31.1 - EXHIBIT 31.1 - PERMA FIX ENVIRONMENTAL SERVICES INCex31_1.htm
EX-31.2 - EXHIBIT 31.2 - PERMA FIX ENVIRONMENTAL SERVICES INCex31_2.htm
EX-23.1 - EXHIBIT 23.1 - PERMA FIX ENVIRONMENTAL SERVICES INCex23_1.htm
EX-10.10 - EXHIBIT 10.10 - PERMA FIX ENVIRONMENTAL SERVICES INCex10_10.htm

EXHIBIT 21.1

LIST OF SUBSIDIARIES OF PERMA-FIX ENVIRONMENTAL SERVICES, INC.
(THE “COMPANY”)

Industrial Waste Management Services

Perma-Fix of Fort Lauderdale, Inc. (“PFFL”), a Florida corporation, is a 100% owned subsidiary of the Company.

Perma-Fix of Memphis, Inc. (“PFM”), a Tennessee corporation, is a 100% owned subsidiary of the Company.

Perma-Fix of Orlando, Inc. (“PFO”), a Florida Corporation, is a 100% owned subsidiary of the Company.

Perma-Fix of South Georgia, Inc. (“PFSG”), a Georgia Corporation, is a 100% owned subsidiary of the Company.

Perma-Fix of Michigan, Inc., (“PFMI”) a Michigan Corporation, is a 100% owned subsidiary of the Company.

Perma-Fix of Pittsburgh, Inc., (“PFP”) a Pennsylvania Corporation, is a 100% owned subsidiary of the Company.

Nuclear Waste Management Services

Perma-Fix of Florida, Inc. (“PFF”), a Florida Corporation, is a 100% owned subsidiary of the Company.

Diversified Scientific Services, Inc., (“DSSI”) a Tennessee Corporation, is a 100% owned subsidiary of the Company.

East Tennessee Materials and Energy Corporation, (“M&EC”) a Tennessee Corporation, is a 100% owned subsidiary of the Company.

Perma-Fix of Northwest Richland, Inc. (“PFNWR”), a Washington Corporation, is a 100% subsidiary of the Company.

Consulting Services

Schreiber, Yonley & Associates (“SYA”), a Missouri corporation, is a 100% owned subsidiary of the Company.