ManTech Schedules Third Quarter Fiscal Year 2017 Earnings Release and Conference Call for November 1, 2017

HERNDON, Va., Oct. 02, 2017 -- ManTech International Corporation (Nasdaq:MANT) will issue its third quarter fiscal year 2017 earnings press release after close of market Wednesday, November 1, 2017. Management will discuss financial results in a conference call beginning at 5 p.m. Eastern.

Analysts may participate in the conference call by dialing (877) 638-9567 (domestic) or (253) 237-1032 (international) and entering pass code 44701010. The conference call will be webcast simultaneously to the public through a link on the Investor Relations section of the ManTech website. (http://investor.mantech.com). A replay of the conference call will be available on the ManTech website approximately 2 hours after the conclusion of the call.

About ManTech International Corporation
ManTech provides innovative technologies and solutions for mission-critical national security programs for the intelligence community; the departments of Defense, State, Homeland Security, Health and Human Services, Veteran Affairs and Justice, including the Federal Bureau of Investigation (FBI); the health and space community; and other U.S. government customers. ManTech's expertise includes cybersecurity; software and systems development; enterprise information technology; multi-discipline intelligence; command, control, communications, computers, intelligence, surveillance and reconnaissance (C4ISR); program protection and mission assurance; systems engineering; supply chain management and logistics; test and evaluation (T&E); training; and management consulting. Additional information on ManTech can be found at www.mantech.com.

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ManTech International Corporation

Investor Relations
703-218-8269
[email protected]

Media
Sue Cushing, 703-814-8369
[email protected]