What departments does MANTECH have?

MANTECH has employees across 11 departments including Entrepreneurship, Marketing, Solutions Engineering, Engineering, Legal.

What is the largest department at MANTECH?

The largest department at MANTECH is Entrepreneurship with 8 employees.

Where are MANTECH employees located globally?

MANTECH has employees across 7 continents and 81 countries including Egypt, Morocco, Nigeria, Tanzania, Sierra Leone.

How has MANTECH's team size changed over time?

MANTECH's team has decreased from approximately 12K to 7.7K employees based on available data.

MANTECH Employee Directory

Q: Who are MANTECH's key employees and leadership?

MANTECH's key employees include: President & Ceo: R. M., Chief Executive Officer: A. C., Chief Executive Officer: K. B., Chief Executive Officer: T. H., Chief Executive Officer: G. M.

IT System Data ServicesVirginia, United States10001+ Employees

ManTech operates in the IT System Data Services industry and is headquartered at 2251 Corporate Park Drive, Herndon, Virginia 20171, United States. The company provides technology solutions and services for U.S. Defense, intelligence, and Federal Civilian agencies, addressing challenges in cyber, data collection and analysis, enterprise IT, and systems and software engineering. ManTech employs more than 10,000 people worldwide, with nearly 40% of employees veterans. The company has served the nation for more than 57 years. In 2022, ManTech was acquired by Carlyle, and in 2023 it completed the acquisition of Definitive Logic Technologies.

MANTECH Global Highlights

North America
11K

United States Of America
11K
Canada
8
Mexico
3
Cuba
2
Guatemala
1
El Salvador
1
Nicaragua
1
Saint Lucia
1

Asia
352

India
134
Afghanistan
49
Philippines
29
Japan
19
Saudi Arabia
19
Kuwait
18
Iraq
11
Indonesia
9
Viet Nam
8
Malaysia
8
Pakistan
8
Bahrain
7
United Arab Emirates
6
Qatar
5
China
5
Singapore
3
Syrian Arab Republic
2
Jordan
2
Bangladesh
2
Thailand
2
Iran
1
Cambodia
1
Oman
1
Nepal
1
Israel
1
Turkey
1

Europe
216

Germany
127
United Kingdom Of Great Britain And Northern Ireland
27
Italy
11
Poland
8
France
7
Spain
4
Latvia
4
Greece
4
Lithuania
3
Bosnia And Herzegovina
3
Romania
2
Sweden
2
Finland
2
Portugal
2
Croatia
1
Ukraine
1
Luxembourg
1
Albania
1
Armenia
1
Denmark
1
Bulgaria
1
Belgium
1
Hungary
1
Austria
1

Africa
43

South Africa
11
Nigeria
7
Egypt
6
Morocco
3
Somalia
3
Kenya
3
Tanzania
2
Uganda
2
Benin
2
Ghana
2
Sierra Leone
1
Zambia
1

South America
16

Brazil
6
Argentina
3
Colombia
3
Venezuela
2
Ecuador
1
Peru
1

Oceania
1

Australia
1

MANTECH's Leadership

A. C.
Chief Executive Officer
Mobile Phone
Email
K. B.
Chief Executive Officer
Mobile Phone
Email
T. H.
Chief Executive Officer
Mobile Phone
Email
G. M.
Chief Executive Officer
Mobile Phone
Email
M. A.
Cno Developer
Mobile Phone
Email
J. C.
Chief Growth Officer
Mobile Phone
Email
S. B.
Chief Marketing Officer And Vice President, Enterprise Marketing & Communications
Mobile Phone
Email
M. B.
Chief Information Officer (cio) And Senior Vice President
Mobile Phone
Email

MANTECH Employee Metrics

100%

50%

0%

2026

2025

Engineering
Analytics
Program & Project Management
Information Technology
Military & Protective Services
Other
Information Security

Contact profiles from MANTECH

Name

Title

Contact

Location

Last Update

R. M.
President & Ceo
Mobile Phone
Email
Canada, Ontario
Jul 07, 2026
G. G.
Vice President And Chief Acceleration Officer
Mobile Phone
Email
Jul 23, 2026
J. C.
Chief Growth Officer
Mobile Phone
Email
Sep 02, 2026
S. B.
Chief Marketing Officer And Vice President, Enterprise Marketing & Communications
Mobile Phone
Email
Aug 21, 2026
J. M.
Deputy Cto, Director Of Solutions, Digital Practice
Mobile Phone
Email
Aug 28, 2026
M. R.
Cyber Practice Chief Technology Officer
Mobile Phone
Email
Aug 24, 2026
D. H.
President, Defense And Space Sector
Mobile Phone
Email
Aug 13, 2026
M. B.
Chief Information Officer (cio) And Senior Vice President
Mobile Phone
Email
Aug 12, 2026
D. P.
Senior Vice President And Chief Security Officer
Mobile Phone
Email
Apr 21, 2026
S. P.
Vice President & Chief Compliance Officer
Mobile Phone
Email
Jun 30, 2026

Frequently Asked Questions

What is MANTECH known for?

MANTECH was founded in 1968 and operates in the IT System Data Services industry. You can contact MANTECH's main corporate office by phone at

+1-703-218-****

. Explore MANTECH's company overview page for more information.

What is MANTECH's most common email format?

MANTECH employees' email format typically follows the pattern of First.Last@mantech-ist.com. Trying to find reliable and up-to-date employee contact data? Find more MANTECH email formats with LeadIQ.

How many employees does MANTECH have currently?

MANTECH has approximately 10K employees as of August 2026. These team members are located across 6 continents, including North America, Asia and Europe.

Who are MANTECH's key employees and leadership?

As of August 2026, MANTECH's key employees include:

Chief Executive Officer: A. C.
Chief Executive Officer: K. B.
Chief Executive Officer: T. H.
Chief Executive Officer: G. M.
Cno Developer: M. A.

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MANTECH Employee Directory

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