We Are

a full-service computer network solutions company specializing in managed IT.


We Provide

network installation and support to the legal and business communities.


We Serve

and have served Maryland, Virginia, & DC since 1981.


Design One provides services in a broad range of applications,

backed up by training and direct factory support from the leading equipment and software companies in the country.

Many of the more than 100 companies that comprise our client base have been utilizing our services for over 25 years. With Design One fronting your IT team, you can trust that you have the most knowledgeable, experienced and talented IT professionals on your side.

How well is your backup really working?

What is your data worth? Are you protection in the event of a hardware failure, disgruntled employee or natural disaster. Design One can provide a free, no charge assessment to help you focus efforts where they make the most difference.

Set up a free assessment today!

Vulnerability Assessment & Security Testing

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Do you wonder how well your network protected? Do you have clients and/or vendors asking for your network security policy? Are you required to meet certain security standards?   Design…

What makes us qualified to support your network?

Quick Support

We provide prompt remote and on-site support. Our large Microsoft-certified staff worked for Design One for over 20 years.

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Leader in It Solutions

We have been awarded multiple Microsoft competencies. This designation places Design One within the top 5% all IT companies and establishes us as a leading IT specialist.

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Industry Designations

We have earned industry designations from more than 25 companies, including: Symantec SMB Specialists, VMware Professional Partner, HP SMB, Dell Authorized Reseller, McAfee Partner & Microsoft Midmarket and Small Business Solutions Provider.

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Design One is an absolute pleasure to work with. They are professional, talented, experienced and creative.

Andy Stern, President of Andy Stern’s Office Furniture, Inc.

Starting with initial design of our network, through myriad upgrades in software and hardware, Design One has repeatedly performed in an expert fashion.

Jeffrey Axelxon, Owner of Axelson, Williamowsky, Bender & Fishman, P.C.