| | — | LOKHEED ENV SYS & TECH CO | $0 | ENVIRONMENTAL PROTECTION AGENCY | — | — | — | R599 | Sep 15, 1999 | Sep 15, 1999 | Sep 15, 2000 |
| | — | ARCADIS U.S., INC. | $0 | ENVIRONMENTAL PROTECTION AGENCY | — | — | — | R599 | Sep 15, 1999 | Sep 15, 1999 | Nov 15, 2003 |
| | — | LOKHEED ENV SYS & TECH CO | $0 | ENVIRONMENTAL PROTECTION AGENCY | — | — | — | R599 | Sep 15, 1999 | Sep 15, 1999 | Sep 15, 2000 |
| | — | TEXAS A & M RESEARCH FOUNDATION | $0 | ENVIRONMENTAL PROTECTION AGENCY | — | — | — | R599 | Sep 15, 1999 | Sep 15, 1999 | Sep 15, 2000 |
| | — | THE CADMUS GROUP LLC | $0 | ENVIRONMENTAL PROTECTION AGENCY | — | — | — | R599 | Sep 15, 1999 | Sep 15, 1999 | Mar 15, 2002 |
| | — | P A CONSULTING GROUP (HOLDING) | $0 | ENVIRONMENTAL PROTECTION AGENCY | — | — | — | R599 | Sep 15, 1999 | Sep 15, 1999 | Sep 15, 2001 |
| | — | THE CADMUS GROUP LLC | $0 | ENVIRONMENTAL PROTECTION AGENCY | — | — | — | R599 | Sep 15, 1999 | Sep 15, 1999 | Mar 15, 2002 |
| | — | ICF KAISER ENGINEERS PC, INC | $0 | ENVIRONMENTAL PROTECTION AGENCY | — | — | — | R599 | Sep 15, 1999 | Sep 15, 1999 | Sep 15, 2001 |
| | — | P A CONSULTING GROUP (HOLDING) | $0 | ENVIRONMENTAL PROTECTION AGENCY | — | — | — | R599 | Sep 15, 1999 | Sep 15, 1999 | Sep 15, 2001 |
| | — | RESEARCH TRIANGLE INSTITUTE | $0 | ENVIRONMENTAL PROTECTION AGENCY | — | — | — | R599 | Sep 15, 1999 | Sep 15, 1999 | Sep 15, 2001 |
| | — | MARASCO NEWTON GROUP LTD, THE | $0 | ENVIRONMENTAL PROTECTION AGENCY | — | — | — | R599 | Sep 15, 1999 | Sep 15, 1999 | Jul 15, 2001 |
| | — | TALIB SYED AND ASSOCIATES, INC. | $0 | ENVIRONMENTAL PROTECTION AGENCY | — | — | — | R599 | Sep 15, 1999 | Sep 15, 1999 | Sep 15, 2001 |
| | — | LOKHEED ENV SYS & TECH CO | $0 | ENVIRONMENTAL PROTECTION AGENCY | — | — | — | R599 | Sep 15, 1999 | Sep 15, 1999 | Sep 15, 2000 |
| | — | SOUTHERN TESTING & RESEARCH LA | $0 | ENVIRONMENTAL PROTECTION AGENCY | — | — | — | R599 | Sep 15, 1999 | Sep 15, 1999 | Sep 15, 2000 |
| | — | THE CADMUS GROUP LLC | $0 | ENVIRONMENTAL PROTECTION AGENCY | — | — | — | R599 | Sep 15, 1999 | Sep 15, 1999 | Sep 30, 2004 |
| | — | NORTHERN LABORATORIES AND ENGI | $0 | ENVIRONMENTAL PROTECTION AGENCY | — | — | — | R599 | Sep 15, 1999 | Sep 15, 1999 | Sep 15, 2000 |
| | — | ARCADIS U.S., INC. | $0 | ENVIRONMENTAL PROTECTION AGENCY | — | — | — | R599 | Sep 15, 1999 | Sep 15, 1999 | Nov 15, 2003 |
| | — | INDUSTRIAL ECONOMICS INC | $0 | ENVIRONMENTAL PROTECTION AGENCY | — | — | — | R599 | Sep 15, 1999 | Sep 15, 1999 | Mar 15, 2002 |
| | — | THE CADMUS GROUP LLC | $0 | ENVIRONMENTAL PROTECTION AGENCY | — | — | — | R599 | Sep 15, 1999 | Sep 15, 1999 | Mar 15, 2002 |
| | — | TECHLAW, INC. | $0 | ENVIRONMENTAL PROTECTION AGENCY | — | — | — | R599 | Sep 15, 1999 | Sep 15, 1999 | Jul 15, 1999 |
| | — | RESEARCH TRIANGLE INSTITUTE | $0 | ENVIRONMENTAL PROTECTION AGENCY | — | — | — | R599 | Sep 15, 1999 | Sep 15, 1999 | Mar 15, 2000 |
| | — | LOCKHEED MARTIN SERVICES, LLC | $0 | ENVIRONMENTAL PROTECTION AGENCY | — | — | — | R599 | Sep 15, 1999 | Sep 15, 1999 | May 15, 2004 |
| | — | LOCKHEED MARTIN ENGRG & SCI CO | $0 | ENVIRONMENTAL PROTECTION AGENCY | — | — | — | R599 | Sep 15, 1999 | Sep 15, 1999 | Sep 15, 2000 |
| | — | ECOLOGY AND ENVIRONMENT INC. | $0 | ENVIRONMENTAL PROTECTION AGENCY | — | — | — | R599 | Sep 15, 1999 | Sep 15, 1999 | Sep 15, 2000 |
| | — | FEV ENGINE TECHNOLOGY INC. | $0 | ENVIRONMENTAL PROTECTION AGENCY | — | — | — | R599 | Sep 15, 1999 | Sep 15, 1999 | Sep 15, 2000 |