EXHIBIT 21.1
COMPUWARE CORPORATION AND SUBSIDIARIES
SUBSIDIARIES OF THE REGISTRANT
AS OF MARCH 31, 2011
| NAME | JURISDICTION OF INCORPORATION |
| Application Performance Management Sdn Bhd | Malaysia |
| Compuware A.B. | Sweden |
| Compuware AG | Switzerland |
| Compuware Austria GmbH | Austria |
| Compuware A/S | Denmark |
| Compuware Asia Pacific Limited | Hong Kong |
| Compuware Asia Pacific Pte. Ltd. | Singapore |
| Compuware Asia-Pacific Pty. Ltd | Australia |
| Compuware B.V. | Netherlands |
| Compuware Corporation of Canada | Canada |
| Compuware Covisint (Shanghai) Software Services Co. Ltd. | China |
| Compuware de Mexico | Mexico |
| Compuware do Brasil S/A | Brazil |
| Compuware Europe B.V. | Netherlands |
| Compuware Finland OY | Finland |
| Compuware Foreign Sales Corporation | Barbados |
| Compuware GmbH | Germany |
| Compuware India Software Operations Private Ltd.. | India |
| Compuware International I LLC. | Michigan |
| Compuware Ireland Ltd. | Ireland |
| Compuware Japan Corporation | Japan |
| Compuware Korea | Korea |
| Compuware Ltd. | United Kingdom |
| Compuware N.A. Holdings Corp. | Michigan |
| Compuware Nordic AS | Norway |
| Compuware NV/SA | Belgium |
| Compuware Overseas Holding Corporation | Michigan |
| Compuware S.A. | Spain |
| Compuware S.A.R.L | France |
| Compuware Sp. Z.o.o | Poland |
| Compuware SpA | Italy |
| Compuware System Software B.V. | Netherlands |
| Covisint Corporation. | Michigan |
| Gomez Europe Ltd... | United Kingdom |
| Gomez Network Technology (Beijing) Technology Co. Ltd... | China |
| Proxima Technology Limited | United Kingdom |