Attached files

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10-K - FORM 10-K - MANTECH INTERNATIONAL CORPd10k.htm
EX-32 - EXHIBIT 32 - MANTECH INTERNATIONAL CORPdex32.htm
EX-31.2 - EXHIBIT 31.2 - MANTECH INTERNATIONAL CORPdex312.htm
EX-12.1 - EXHIBIT 12.1 - MANTECH INTERNATIONAL CORPdex121.htm
EX-23.1 - EXHIBIT 23.1 - MANTECH INTERNATIONAL CORPdex231.htm
EX-31.1 - EXHIBIT 31.1 - MANTECH INTERNATIONAL CORPdex311.htm
EXCEL - IDEA: XBRL DOCUMENT - MANTECH INTERNATIONAL CORPFinancial_Report.xls

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)