Waco, Texas • 24-hour emergency request line
Guardian Investigations & SecurityGuardian
Investigations & Security
833.32GUARDRequest Protection

Contact Guardian

Tell us what you need.

Choose your service and share the assignment, location, and timing. For urgent needs, call Guardian directly.

833.32GUARD
833.324.8273
info@guardianinvestigations.us

Department Contacts

Guardian Technology Division
Call 833-324-8273 and select Extension 5, or text 833-324-8273.

General Technology Inquiries
tecteam@guardianinvestigations.us

Technology Lead and Project Escalations
teclead@guardianinvestigations.us

Cybersecurity
info@guardian-cyberguard.com

Private Investigations
fieldagent@guardianinvestigations.us

HR & Accounting
corp@guardianinvestigations.us

Training
trainingacademy@guardianinvestigations.us

Monday–Friday, 9:00 am–5:00 pm
24-hour emergency request line

Locations & Mailing

25N Coworking Locations in Texas

Currently open. By appointment only.
Guardian meets with clients and students at these locations by appointment only.

Waco: Guardian HQ / Training Location

510 Austin Avenue, Waco, TX 76701
PMB 25612

Frisco

9355 John W. Elliott Dr., Suite 25
Frisco, TX 75033

Uptown Dallas

4040 N. Central Expressway, Suite 500
Dallas, TX 75204

Mail may be sent to our Waco HQ or to our corporate mailing address.

Corporate Mailing Address

4267 I-35 N Frontage Rd., #299
Waco, TX 76705

Course and instructor availability varies by region. Confirm your classroom location and attendance instructions with the Academy before visiting.

Share the service, location, timing, and general requirements. Please do not include confidential records or sensitive personal information.

New clients

Tell us about your service needs.

Complete Guardian’s New Client Intake Form to share your requested services, assignment details, and contact information. Listed options are subject to confirmed scope and availability. For confidential investigations or Genetics inquiries, contact the Investigations Division directly.

New Client Intake Form