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Professional IT Services & Computer Repair in Gaithersburg, MD
Potomac Computer Services has dedicated over 28 years to delivering professional IT solutions for small businesses and home users. Our approach prioritizes comprehensive problem-solving over temporary fixes, ensuring long-term reliability and system optimization. With expertise spanning wireless networking, data recovery, and cybersecurity, we combine real-world experience with a commitment to return on investment. Our team emphasizes clear communication and flexible scheduling, aiming to build lasting partnerships rather than provide one-time fixes.

Backed by a 100% satisfaction guarantee, we serve Montgomery County, Maryland, and offer nationwide support through secure remote access. Our clients consistently praise our technical proficiency, transparent explanations, and ability to resolve complex issues with minimal disruption to daily operations.
Services
Managed Services Wireless Networking Data Recovery Proactive Maintenance Virus Removal System Upgrades Network Installation Remote Support Backup Solutions Cybersecurity
Served areas
  • Gaithersburg MD, Rockville MD, Silver Spring MD, Bethesda MD, Darnestown MD, Poolesville MD, Potomac MD
Highlights and features
  • Computer Repair, Upgrades and Services
  • Virus and Malware Removal
  • Small Business Support
  • Managed Services
  • Data Recovery
  • Maintenance Plans
Associations and certifications
  • Better Business Bureau
What people say
Outstanding service Saved my files Highly recommended Running smoothly Knowledgeable technicians
Services
Managed IT Services
Our Managed IT Services provide continuous monitoring and maintenance for business networks. This proactive approach prevents downtime through regular updates, security patches, and performance optimization. Clients benefit from predictable costs and dedicated technical support tailored to their specific infrastructure needs.
Data Recovery
Specialized data recovery solutions restore lost or corrupted files from various storage devices. Our technicians use advanced tools to recover information from failed drives, accidental deletions, or system crashes. Success rates remain high due to our cleanroom facilities and proprietary recovery techniques.
Virus Removal
Professional virus and malware removal services eliminate security threats from infected systems. We perform complete system scans, threat eradication, and security reinforcement to prevent future infections. Post-removal optimization ensures restored performance and protection.
Network Installation
Custom network installation services create secure, efficient connectivity solutions for businesses. We design and implement wired/wireless networks with proper segmentation, firewall protection, and access controls. Post-installation support ensures smooth operation and staff training.
Remote Support
Secure remote support services provide immediate technical assistance without onsite visits. Through encrypted connections, technicians diagnose and resolve issues on Windows, Mac, and network systems. This service reduces response time while maintaining enterprise-grade security protocols.
Questions
What IT services do you offer for small businesses?
We provide managed services, network installation, data backup, cybersecurity solutions, and 24/7 technical support tailored to small business needs.
Do you support both Windows and Mac systems?
Yes, our technicians are certified to support Windows servers/desktops and Apple/Mac systems for both business and home users.
Can you help with urgent computer problems?
We offer emergency services with 24/7 availability for critical issues like data loss, system failures, and security breaches.
Do you provide remote technical support?
Yes, we offer secure remote assistance for virus removal, software issues, and system optimization across the US.
What areas do you service locally?
We serve Montgomery County, MD including Rockville, Gaithersburg, and Bethesda, with onsite service within our coverage area.
Reviews (14)
Ashton Brown
Jun 05, 2020 Report
By far the best overall experience I have had with a computer consulting company. Identified and provided clear options to resolve issues with a crashed computer, completed the work on time and on budget and will be reviewing our business network for ongoing service.
Alex Jimenez
Jun 22, 2019 Report
Great experience with this this company. Resolved all my issues, pointed out things I was not even aware of and discussed things in a way that was very easy to understand. Will definitely be using Potomac Computer Services in the future.
Tori Richardson
Jun 18, 2019 Report
Have been through more IT companies than I care to remember over the years for my business. I was sick and tired of the lack of response, "geek speak" and condescending tone being the norm. Was lucky enough to have another business owner refer me to Potomac Computer Services and I can't even begin to underscore how different it has been working with this professional company. Communication in basic terms I can relate to my business, very responsive, proactively identifying issues I wouldn't otherwise know exist and all of this for a fair and reasonable price. So frustrating going through the previous companies but so happy we are now working with Potomac Computer Services.
Jessica Gerber
Jun 16, 2019 Report
Couldn't be happier with Potomac Computer Services. Contacted them when we had a down server and the company we worked with for years was not responding to us. Had the issue resolved same business day and followed up over the next week on other, less critical issues found during a review. We are glad to have found them and will be a retainer account going forward. Thanks!
Fox Rider
Jan 17, 2019 Report
Fantastic Small Business Support! Potomac Computer Services reviewed our entire system after the company we had been with for years became very unresponsive. The review was done the day after we spoke and we are so grateful we did this since many things we thought were being managed by the previous company were not! They provided a detailed, professional proposal, completed the work on time and under budget and they are now our ongoing support provider. Thank you Matt and Stewart and we look forward to working with you for many years to come!
Jennifer Crane
Jun 19, 2018 Report
I spoke to both Matt and Stewart about the problems I was having with my work computers. They offered a free small business analysis and this is where so many issues I thought the "Geeks" had fixed were found. Not only did they get everything up and running properly, they set up a proper online back-up system and I feel a LOT more confident in the security and safety of my work data.
Alex Lanham
Jun 14, 2017 Report
I had four people come out to fix the problem with my computer and nothing worked. I didn't want to go back to another large company and started researching and found Potomac Computer Services. Matt came the day after I called, fixed the problem in twenty minutes, and explained to me what was wrong. I would definitely recommend PCS and will continue to use them. Nadine
Erica Balboa-Ertter
Oct 10, 2015 Report
My GO TO company for computer problems. = I have known the owner for many many years and when I recently had computer issues, I dropped off my computer knowing that it was in great hands. I was given great advice, a very reasonable quote and now my machine is running problem free. Finding a good, reliable computer company is not longer hard. You do not have to look any more.
Sue L.
Apr 09, 2011 Report
I can't say enough about this company. Not only did they resolve the issue we contacted them about, but they idenitifed several other issues and provided options to resolve them. Potomac Computer Services is now managing a quarterly maintenance plan for our company and continues to do a great job.
John Jackson
Mar 30, 2011 Report
I contacted Potomac Computer Services after spending hundreds of dollars with the "Geek Squad" with nothing to show but a large bill. They were able to diagnose and resolve my issues remotely in a single day! The professional service and extra attention to detail was outstanding. I would highly recommend Potomac Computer Services. Thanks again!
J. Pillas
My experience was outstanding. My computer was very slow and not operating well. The problems were resolved quickly and safely and the system has been running fine ever since. Quick, efficient, knowledgable and great service.
Alex Lanham
I had four people come out to fix the problem with my computer and nothing worked. I didn't want to go back to another large company and started researching and found Potomac Computer Services. Matt came the day after I called, fixed the problem in twenty minutes, and explained to me what was wrong. I would definitely recommend PCS and will continue to use them.
M. Rogers
We knew our systems were slow but had no idea that viruses were partly to blame. Thank you for diagnosing and resolving all issues very quickly and completing the work after-hours with your remote access software (it still amazes me that this is possible). I look forward to a more efficient workplace now that our systems are running smoothly.
T. Welch
The backup is working great and our computers are running better than ever. Thanks for working around our crazy schedule and getting things completed in a quick timeframe. I'll definitely give you a call if we need help in the future.