Contact Us

General Inquiries
ManTech International Corporation
12015 Lee Jackson Highway
Fairfax, VA 22033
Phone: (703) 218-6000

Investor Relations
Name: Stuart Davis
Phone: (703) 218-8269

Small Business Office
Name: Kim Bowley
Phone: (703) 218-6077

Media Inquiries
Name: Sally Sullivan
Phone: (703) 218-8291

GSA and GWAC Inquiries
GWAC@ManTech.com

Employment Verifications
Phone: (800) 800-4857 - ManTech Company Code: 7760
https://www.verifyjob.com

Careers/Employment Inquiries
Phone: (855) 849-6020
Email: careers@mantech.com