 | CH2M Hill |
 | Cooper Environmental, Inc. |
 | EG&G, Inc. |
 | Foster Wheeler Environmental Corporation |
 | ICF Kaiser Engineers, Inc. |
 | Industrial Environmental Management
Consultants, Inc. |
 | The IT Group, Inc. |
 | Malcolm Pirnie, Inc. |
 | National Science Foundation |
 | Project Performance Corporation |
 | U.S. Environmental Protection Agency |
 | U.S. Agency for International
Development |
 | Confidential consulting for several law
firms |