**EXHIBIT 21**

 

**KaiserGroup Holdings, Inc.**9302 Lee Highway, Fairfax, Virginia 22031(703) 934-3600

 

Kaiser Group Holdings, Inc.’sconsolidated subsidiaries are listed below. Consolidated subsidiaries that are less than wholly owned are indicatedby the ownership percentage figure in parentheses following the name of theconsolidated subsidiary.

 
| **Consolidated Subsidiary** |                                  | **Jurisdiction  of Formation**                     |
|-----------------------------|---------------------------------------|----------------------------------------------------|
| **I.**                      | **Kaiser  Group International, Inc.** |                                               | **Delaware** |
|                        | **II.**                               | **Henry J.  Kaiser Development Corporation, Inc.** |   | **Delaware** |
|                        | **II.**                               | **Kaiser  Engineers Group, Inc.**                  |   | **Delaware** |
|                        |                                  | **III.**                                           | **Henry J.  Kaiser Company** |   | **Nevada** |
|                        |                                  | III.                                               | Kaiser  Engineers, Inc. |   | Ohio |
|                        |                                  |                                               | IV. | KRGW Company  (Canada), Inc. |   | Canada |
|                        |                                  |                                               | IV. | Kaiser Overseas  Engineering, Inc. |   | Delaware |
|                        |                                  |                                               | IV. | Kaiser Engineers  and Constructors, Inc. |   | Nevada |
|                        |                                  |                                               |   | V. | Kaiser  Engenharia, S.A. (50%) |   | Portugal |
|                        |                                  |                                               | IV. | Kaiser Engineers  International, Inc. |   | Nevada |
|                        |                                  |                                               |   | V. | Kaiser  Engenharia, S.A. (50%) |   | Portugal |
|                        |                                  |                                               | IV. | KE Services  Corporation |   | Delaware |
|                        | **II.**                               | **Kaiser** Engineers Massachusetts, Inc.           |   | **Delaware** |
|                        | **II.**                               | **Kaiser  Government Programs, Inc.**              |   | **Delaware** |
|                        |                                  | III.                                               | Kaiser K-H  Holdings, Inc. |   | Delaware |
|                        |                                  |                                               | IV. | Kaiser-Hill  Company, LLC (50%) |   | Colorado |
|                        |                                  |                                               |   | V. | Kaiser-Hill  Funding Company, L.L.C. (98%) |   | Delaware |
|                        |                                  |                                               | IV. | Kaiser-Hill  Funding Company, L.L.C. (1%) |   | Delaware |
|                        | **II.**                               | **Kaiser  Hanford Company**                        |   | **Delaware** |
|                        | **II.**                               | **Kaiser** Holdings Unlimited, Inc.                |   | **Delaware** |
|                        |                                  | III.                                               | Excell  Development Construction, Inc. |   | Delaware |
|                        |                                  | III.                                               | Kaiser Engineers  Eastern Europe, Inc. |   | Delaware |
|                        |                                  |                                               | IV. | Kaiser  Netherlands B.V. (10%) |   | Netherlands |
|                        |                                  | III.                                               | Kaiser  Netherlands B.V. (90%) |   | Netherlands |
|                        | **II.**                               | **Kaiser  Technology Holdings, Inc.**              |   | **Delaware** |
|                        |                                  | III.                                               | Kaiser Advanced  Technology, Inc. |   | Idaho |
|                        |                                  |                                               | IV. | ICF Kaiser  Advanced Technology of New Mexico, Inc. |   | New Mexico |
|                        | **II.**                               | **Monument  Select Insurance Company**             |   | **Vermont** |
|                        |                                  | III.                                               | MSIC, Inc. |   | Delaware |
|                        | **II.**                               | **Tudor  Engineering Company**                     |   | **Delaware** |

 

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