EXHIBIT 21.1
Subsidiaries of the Company
1st Tier | ||
— | ManTech Advanced Development Group (CA) | |
— | ManTech Advanced Systems International, Inc. (VA) | |
— | ManTech Australia Pty. Limited (Australia) | |
— | ManTech Command Control Systems Corporation (VA) | |
— | ManTech Cyber Solutions International, Inc. (DE) | |
— | ManTech Enterprise Management, Inc. (VA) | |
— | ManTech Europe Systems Corporation (VA) | |
— | ManTech Gray Hawk Systems, Inc. (VA) | |
— | ManTech Global Services Corporation (VA) | |
— | ManTech GRS Solutions, Inc. (MD) | |
— | ManTech Information Systems & Technology Corporation (VA) | |
— | ManTech MBI, Inc. (VA) | |
— | ManTech Mission Operations Corporation (DE) | |
— | ManTech Security & Mission Assurance Corporation (DE) | |
— | ManTech Security Technologies Corporation (VA) | |
— | ManTech Sensor Technologies Corporation (NJ) | |
— | ManTech Solutions & Technologies Corporation (VA) | |
— | ManTech SRS Technologies, Inc. (CA) | |
— | ManTech Support Technology, Inc. (VA) | |
— | ManTech Systems Engineering Corporation (VA) | |
— | ManTech Telecommunications and Information Systems Corporation (DE) | |
— | MTCSC, Inc. (CA) | |
— | NeXolve Corporation (VA) | |
— | NSI Technology Services Corporation (CA) | |
2nd Tier | ||
— | DB Data Systems, LLC (VA) | |
— | DDK Technology Group, Inc. (MD) | |
— | EWA-JV, LLC (VA) | |
— | Field Support Services, Ltd. (Turkey) | |
— | Gray Hawk Technology Solutions, L.L.C. (VA) | |
— | Hawkeye Systems, LLC (VA) | |
— | INTEROP II Joint Venture (VA) | |
— | ManTech Electronics Interoperability Services, Inc. (DE) | |
— | ManTech Environmental Research Services Corporation (VA) | |
— | ManTech ETG, LLC (DE) | |
— | ManTech Test Systems, Inc. (VA) | |
— | Symmetron Holding Corporation (VA) | |
— | Symmetron, LLC (VA) |