Comprehensive Managed IT and Security Services, tailored to your business.

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Find and fix security weaknesses in your IT setup before they’re exploited by cyber criminals.

Every organization faces Cyber Security risks and vulnerabilities daily – many completely invisible until you receive a ransom demand or learn that your data is for sale on the dark web. A tailored risk assessment will give you the insights you need to understand the threats you face and how you can overcome them with the right security measures that are relevant to your business.

Get a FREE Complementary Business Risk Assessment Score and find out what your business needs to do to improve on its Security posture and work on having a recovery plan in place. Call 603-431-4121 to schedule your Security Expert.

World Class Managed IT Services and Customer Support

Managed IT Services
IT Process

PCG will manage all of your IT Resources & Services for a Flat Rate Monthly Fee.

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Business Continuity
Backup & Recovery

Protect your business DATA with our Business Continuity Solution and Rapid Recovery.

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Remote Work Force

Protect your Assets, Company Data, and Employees from threats & vulnerabilities.

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Cloud Computing
Microsoft 365

PCG’s solutions are fully scalable based on your companies software needs.

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Here Are Some Of the IT Problems We Solve

  • You need help controlling your IT costs with fixed monthly pricing
  • You’ve outgrown your current IT services company
  • Your IT department needs help transitioning to Microsoft Azure
  • You don’t have an up to date cybersecurity plan
  • Your IT provider is unresponsive
  • You don’t have a disaster recovery or backup plan
Dark Web

Complimentary Dark Web Scan:
Are your passwords safe?

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Our Clients Say It Best

“We appreciate all the help we’ve received from PCG over the years in converting, installing, fixing, and fine-tuning our network. We can now concentrate on the work we do best, knowing our network needs are being monitored and maintained by a company of computer professionals. PCG is local, knowledgeable, responsive, and reliable.”

— CPA Firm

“I would like to extend our sincere gratitude and respect for the support and services provided to us over the last several years by PCG. The attention, consideration and effort put forth by PCG and all its employees in providing quality advise, service, and maintenance is outstanding in all forms. Their proactive approach on monitoring our equipment and supporting our remotes sites is priceless.”

— Manufacturing Firm

“To hire PCG was one of the best decisions our town has made. You fulfilled every promise. We have complete confidence in the abilities of your company and all your employees. We continually recommend that PCG is the obvious choice for small or large networks.”

— Local Government

Why Choose Portsmouth Computer Group

Your network is the gate to your business – it’s important to keep it secure. Save money and time with PCG’s proven IT Process, Proactive Managed IT Services, Network Solutions, and IT support.

  • Hundreds of satisfied clients since 1996
  • Our proactive & strategic approach to IT provides peace of mind
  • Round the Clock Maintenance with PCG’s 24/7 Monitoring and Management
  • Flat monthly rates
  • 24x 7 Live Help Desk Support

cloud report cover image

PCG has been voted best Computer Networking Firm for Small Business IT Solutions in Portsmouth, NH!

Industries We Serve




Professional Services



And More…

With Portsmouth Computer Group You Can

Start using your time wisely
With all your Company IT/Assets all under control, you can focus on more profitable ventures.

Save capital for important projects
With our predictable flat-rate fee, you’ll save cash every month.

Enjoy exemplary uptime
Don’t worry about your network being down at awkward times. With our 24/7 monitoring, you can trust your network will be running when you need it.

Our Awards & Affiliations

New Hampshire Magazine Best of NH 2018
NH Business Review Business Excellence Awards 2018
The Chamber Collaborative of Greater Portsmouth

We’re proud to partner with the best names in IT

Microsoft Gold Certified Partner
HP Business Partner
Office 365
SorageCraft Platinum Partner
Microsoft Azure