CACI Headquarters Address, Corporate Office Location, and Contact Details
About
CACI International Inc. is an American Fortune 500 national security and IT solutions company headquartered at 12021 Sunset Hills Road, Reston, Virginia 20190, serving defense, intelligence, and federal civilian government clients. Founded in 1962, CACI reported $8.1B in revenue in fiscal 2024 and employs 25,000+ people globally under CEO John S. Mengucci.
Quick Facts
Founded
1962
Industry
Defense IT, intelligence & federal government services
HQ Address
12021 Sunset Hills Road, Reston, VA 20190
NYSE Ticker
CACI
CEO
John S. Mengucci
Revenue
$8.1B (FY2024)
Corporate Phone
(703) 841-7800
Website
caci.com
What Brings You Here? Find the Right Contact
CACI government client — contract or service delivery issue
Contact your assigned CACI program manager directly. For general inquiries, reach out via caci.com/contact or call (703) 841-7800.
CACI federal subcontractor / teaming inquiry
For subcontracting and teaming opportunities, contact CACI through caci.com/working-with-caci/partners.
CACI employment or HR inquiry
For careers and HR matters, visit caci.com/careers or contact the relevant HR office for your contract location.
Investor relations (NYSE: CACI)
Contact CACI Investor Relations at ir@caci.com or visit investor.caci.com. Write to CACI International Inc., 12021 Sunset Hills Road, Reston, VA 20190.
Media / press
Contact CACI Communications through caci.com/about-caci/newsroom.
Legal / subpoena
Serve CACI International Inc., 12021 Sunset Hills Road, Reston, VA 20190. Confirm the registered agent through the Delaware Division of Corporations at corp.delaware.gov (incorporated in Delaware).
Phone & Contact Directory
Corporate HQ
(703) 841-7800
Investor relations email
ir@caci.com
Website
caci.com
Investor relations
investor.caci.com
Newsroom
caci.com/about-caci/newsroom
Corporate Headquarters & Office Addresses
- Principal HQ: 12021 Sunset Hills Road, Reston, VA 20190
- Arlington, VA Office: 1100 N Glebe Road, Arlington, VA 22201
- Chantilly, VA Office: 14370 Newbrook Drive, Chantilly, VA 20151
How to Escalate a Complaint
- Contact your assigned program manager — For government contract service issues, the program manager is the primary escalation path.
- Call (703) 841-7800 — CACI’s corporate HQ line for general inquiries and formal escalations.
- Use caci.com/contact — Submit documented complaints through CACI’s official contact portal.
- Email investor relations — For NYSE: CACI financial or governance concerns, email ir@caci.com.
- Mail to the Reston HQ — Write to CACI International Inc., 12021 Sunset Hills Road, Reston, VA 20190.
- File with the SEC — For NYSE: CACI securities concerns or financial misconduct, file at sec.gov/tcr.
- File with the Virginia AG — The Virginia AG’s consumer protection division at ag.virginia.gov handles Reston HQ–based complaints.
- File with the BBB — CACI International is listed with the BBB (Reston, VA). File at bbb.org