MANTECH INTERNATIONAL CORP - FORM 10-K - EX-21.1 - EXHIBIT 21.1

file	filename
EX-32 - EXHIBIT 32 - MANTECH INTERNATIONAL CORP	mant12-31x2017ex32.htm
EX-31.2 - EXHIBIT 31.2 - MANTECH INTERNATIONAL CORP	mant12-31x2017ex312.htm
EX-31.1 - EXHIBIT 31.1 - MANTECH INTERNATIONAL CORP	mant12-31x2017ex311.htm
EX-23.1 - EXHIBIT 23.1 - MANTECH INTERNATIONAL CORP	mant12-31x2017ex231.htm
10-K - 10-K - MANTECH INTERNATIONAL CORP	mant12-31x201710k.htm

EXHIBIT 21.1

Subsidiaries of the Registrant

The significant subsidiaries of the Registrant, as defined in Section 1-02(w) of regulation S-X, are:

ManTech Advanced Systems International, Inc.

ManTech SRS Technologies, Inc.

InfoZen LLC

Edaptive Systems LLC

Knowledge Consulting Group, Inc.

MANTECH INTERNATIONAL CORP - FORM 10-K - EX-21.1 - EXHIBIT 21.1 - February 23, 2018