Professional mobile computer repair service serving Duluth residents and businesses. Our experienced technicians come directly to your location for convenient, on-site repairs—no need to disconnect and transport your equipment.
We come directly to your Duluth location—whether you're near the Town Green, in Berkeley Lake, or anywhere in the Duluth area. Avoid the hassle of transporting your computer to a repair shop. Our mobile technicians deliver professional service on-site for maximum convenience.
Fast response times for Duluth customers. Most repairs completed on-site within hours, not days. We understand computer downtime affects your work and productivity, so we prioritize quick turnaround without sacrificing quality.
Trusted by Duluth residents and businesses throughout Gwinnett County. Our commitment to quality, efficiency, and customer satisfaction makes us the go-to choice for all your computer repair needs. Check our Google reviews to see what your neighbors say.
Comprehensive repair solutions for all your computer issues
Complete virus and malware elimination for Duluth residents. We remove ransomware, spyware, adware, and trojans, then install protection to prevent future infections.
Expert diagnostics and repair for hard drives, RAM, motherboards, and cooling systems. We also handle SSD upgrades to dramatically improve your computer's speed and reliability.
Professional data transfer from old hard drives and files. We can also set up automated backup systems to protect your important files, photos, and documents.
Windows 11, Windows 10, macOS, and Linux installation and upgrades. We handle clean installs, software configuration, and peripheral setup for seamless integration.
Speed up slow computers by cleaning cluttered files, optimizing startup programs, and improving boot times. We ensure your system runs smoothly and efficiently.
From gaming rigs to business workstations, we assemble and configure custom PCs tailored to your needs. We also handle network connectivity and peripheral integration.
CAH Tech provides mobile computer repair throughout Duluth, GA including the Town Green area, Berkeley Lake, and Sugarloaf Country Club neighborhoods. Our technicians are local and whether you need virus removal, hardware upgrades, data transfer, or system optimization, we bring our expertise directly to your doorstep. From high-performance gaming rigs to budget laptops, we have experience with a wide range of devices and brands.
Monday - Friday: 9am - 6pm
Saturday - Sunday: 10am - 4pm
Duluth and 8 other Northeast Atlanta cities. Call out fee included in base price.

Parsons Alley
5-star rated computer repair service on Google
See all our reviews on Google Maps
Read All Google Reviews"They sorted out my issues in no time and the price was reasonable too."
- Verified Google Customer
"Carlos diagnosed the issue and ordered the parts prior to the visit. Very professional service!"
- Nicholas S., Gwinnett County
"Carlos was very helpful coming to our home on time. He was honest and upfront, did a great job fixing my Mac. Will definitely call him for future work!"
- Nikki A., Peachtree Corners
Duluth occupies a unique position in the Northeast Atlanta landscape—a city with a vibrant, walkable downtown anchored by the Town Green and Gas South District, surrounded by some of Gwinnett County's most established and desirable neighborhoods. Berkeley Lake, Sugarloaf Country Club, and the Chattahoochee River corridor attract professionals and families who value both community character and proximity to Atlanta's business centers. As Duluth's population has grown and diversified, the demand for expert, on-site technology support has grown with it. CAH Tech's mobile computer repair service serves Duluth residents and businesses with the same professionalism and speed that the community expects.

Duluth is home to a large concentration of professionals who work remotely or run small businesses from their homes and offices. The city's proximity to the Peachtree Industrial corridor and major corporate campuses along I-85 means many Duluth residents are technology-dependent in ways that make computer downtime genuinely costly. CAH Tech's mobile service was designed for exactly this situation. We come to your Duluth address—whether it is a home near Berkeley Lake, an office in downtown Duluth, or a business near the Gas South District—and we complete most repairs the same day. You do not have to disconnect your setup, drive anywhere, or wait in a queue. Our technician arrives at the scheduled time, diagnoses the problem in your actual environment, and gets to work immediately.
Duluth's mix of established households and newer residents creates a diverse range of computer repair needs. Virus and malware infections are among the most urgent—sophisticated ransomware and phishing campaigns target professionals and families alike, and a single infected attachment can lock you out of years of documents and photos. We perform professional-grade removal, eliminate every trace of the infection, and install layered protection to prevent recurrence. Slow performance is a frequent complaint from Duluth households with computers that are three to six years old. We diagnose the actual cause—failing hard drive, insufficient RAM, software bloat, or a combination—and address it directly rather than applying a generic tune-up. Hardware failures including cracked laptop screens, dead batteries, failed power supplies, and broken hinges are repaired on-site whenever possible. We also assist Duluth small businesses with network troubleshooting, data backup setup, and printer connectivity.
Our Duluth service area covers the full city and its surrounding communities. Whether you are in a home near the Town Green, a property in Berkeley Lake, a subdivision off Buford Highway, or a business along Pleasant Hill Road, we come to you. We are also familiar with neighboring communities including Norcross, Peachtree Corners, and Johns Creek, so if colleagues or family members nearby need assistance, we can serve them as well. Duluth's layout—with its mix of dense downtown areas and quieter residential neighborhoods—means our technicians are comfortable navigating the full service area and arriving on time.
Every CAH Tech service call in Duluth follows a clear, transparent process. You schedule online or call 404-625-9095, and we confirm a time that works for you—evenings and weekends included. Our technician arrives on time, listens to your description of the problem, and runs a comprehensive diagnostic before recommending any repairs. We present our findings and a clear price quote before any work begins. You approve the work, we complete it, and we test everything thoroughly before leaving. Our base service fee covers the diagnostic and the first hour of labor. Additional labor is billed in fifteen-minute increments, and parts are priced transparently before installation. Popular upgrades for Duluth customers include SSD replacements that give older computers a dramatic speed boost, RAM upgrades for smoother multitasking, and automated backup solutions that protect your data from future hardware failures.

Whether you are near the Duluth Town Green, in Berkeley Lake, or anywhere across this thriving Gwinnett County city, CAH Tech is ready to help. Call 404-625-9095 or schedule online today. We look forward to serving the Duluth community.
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Schedule your repair today and get your computer back to peak performance