Exhibit 21.1

Subsidiaries of the Registrant

Networks In Motion, Inc., a Delaware corporation

Quasar Acquisition, LLC, a Maryland limited liability company

Solvern Innovations, Inc., a Maryland corporation

Longhorn Acquisition LLC, a Maryland limited liability company

NextGen Communications, Inc., a Maryland corporation

NextGen Communications, Inc., a Virginia corporation

NIM (TianJin) Co., Ltd., a corporation registered in China

Networks in Motion Sweden AB, a corporation of Sweden*

Canada TeleCommunication Systems ULC, an Alberta, Canada unlimited liability corporation*

TeleCommunication Systems Corp. of Maryland, a Maryland corporation*

TeleCommunication Systems (Holdings) Limited, a United Kingdom corporation*

*    These entities were subsidiaries of the Company as of December 31, 2009, but for which articles of liquidation have been filed prior to January 1, 2010.