Technology problems, solved fast.
GTC delivers hands-on troubleshooting, diagnostics, training, and AI agent setup for Windows, Apple, and mobile devices, for homes and businesses across the DMV.
Practical tech support, end to end
From a single frozen laptop to a full AI-agent rollout, GTC brings clear diagnostics and hands-on fixes to every engagement.
Troubleshooting & Diagnostics
Root-cause diagnosis for slow, broken, or misbehaving devices. We fix the actual problem, not just the symptom.
Windows Support
Setup, repair, optimization, and security hardening for Windows desktops and laptops.
Apple Support
Mac, iPhone, and iPad troubleshooting, setup, and optimization from experienced specialists.
Mobile Devices
Phone and tablet setup, data transfer, and troubleshooting across Android and iOS.
Training
One-on-one or team training so you and your staff get the most out of your technology.
AI Agent Setup
Custom AI agents and automations configured and integrated for your business workflows.
Proudly serving the DMV
Based in the Washington D.C. metro area and serving clients throughout the region, in person and remotely.
Washington, D.C.
- All Wards
- On-site & remote
Maryland
- Montgomery County
- Prince George's County
- Howard County
Virginia
- Arlington
- Fairfax County
- Alexandria
- Loudoun County
What clients say about GTC
"Brandon manages our live Zoom webinars flawlessly!"
"Brandon responded to our emergency call when our computer crashed. He got us back up and running in under 24 hours. Thank you!"
"Brandon has been our personal IT Technician for over 10 years. He takes time to understand the problem and makes sure I understand the solution. He can break down tech-related issues with ease."
Tell us what's going on
Request a free quote and we'll follow up to schedule diagnostics, support, training, or an AI agent consultation.
Direct contact
- Washington, D.C.
- Maryland
- Virginia