Managed IT. Simply Managed.
Managed IT Services Built for Business Continuity
Whether we handle all your IT needs or work collaboratively with your in-house team, our comprehensive managed IT services ensure that your business runs smoothly 24/7. If you’re looking for professional IT services – our team is ready and able to be your trusted partner.
TRUSTED BY:
Your business needs a professional and trusted IT partner.
Simply put, it’s not in your wheelhouse – it’s in ours. Together, our team has decades of experience supporting businesses with their information technology needs and a passion for the ever-evolving world of technology.
Properly managed IT can be an asset to your business, while poorly managed IT can hinder your growth. It’s our job to understand what your technological needs are and be there to support you every step of the way for the ultimate security, privacy, and accessibility plan.
Unsure where to start?
Take our IT Maturity Self-AssessmentWhat New Hampshire Clients Say About Nessit Managed IT
Real feedback from organizations experiencing better IT performance, security, and service
We have been working with Nessit as our managed IT service provider since early 2020. During that time, they have been instrumental in helping us navigate the needs of a technology-dependent design firm with multiple offices, all in the time of COVID. Because of their forward-thinking approach, we have been able to stay ahead of our needs and keep everyone fully productive from their home offices
Founder and Owner
Market Square Architects
Since switching to Nessit I have been impressed by their thoroughness and attention to detail as well as their quick response when issues arise. Geoff and his team have been very professional in meeting our needs from the very beginning.
CEO
D.F. Richard Energy
Nessit has been a pleasure to work with at our school. They are responsive and work to fix issues in a timely manner. Communication has been transparent, effective, and clear. We’ve appreciated being able to email the Helpdesk and get a quick response and have also been impressed with the support from leadership in larger matters. We would recommend Nessit to anyone looking for reliable IT support.
Principal
Sacred Heart School
Thank you for your continued effort in offering a positive customer experience. Every single person I have interacted with at Nessit has been extremely polite, knowledgeable, and patient.
New Hampshire
Nessit is providing us with great support typified by the following behaviors/actions: Highly responsive and adaptive to changing needs.Supporting developing scope and pricing for key initiatives.Always patient and constructive.Our employees, along with our Board of Directors, have been very pleased with the switch over to Nessit as our IT managed services partner.
Director of Operations
Realtime Robotics
Partnering with Nessit transformed our agency. Claims move faster, compliance is no longer a stress point, and our clients love the new self-service portal.
Regional Insurance Agency
Working with Nessit for the past 5 years has been one of my best vendor experiences. They are incredibly proactive, often resolving issues before we even notice them. What truly sets them apart is their knowledgeable team; they have a rare ability to explain complex technical problems in plain English.
Nessit doesn’t just wait for tickets—they actively look for ways to take work off my plate and streamline our processes. By taking full ownership of our infrastructure and always volunteering to take on more responsibility, they’ve completely removed the ‘IT burden’ from my daily routine. I can’t recommend them enough.
NCIEA
My company has contracted with Nessit for 6 years (since 2020). They are nothing short of AMAZING! The staff are knowledgeable, professional and pleasant. They have so much patience. Their prices are reasonable for the high quality of services delivered. Don’t second guess yourself.. choose Nessit!
Owner
Foundations Counseling
I highly recommend NESSIT for any IT needs. Geoffrey Ness and his entire team of technicians are incredibly knowledgeable and professional. They stick with every issue until it is completely resolved, never leaving a job unfinished. They also work seamlessly with our other vendors and support teams, which makes everything much easier for us. Excellent service all around.
Lead Detective
Town of Bristol NH
How Nessit Drives Reliable IT Success for New Hampshire Clients
NCIEA | Proactive IT Support That Removes the Daily IT Burden
Boston-Based Software Company | Reliable IT Support That Adapts to Changing Needs
Architectural Firm | Keeping a Multi-Office Team Productive During COVID
OUR AWARDS
Who We Serve

Governments
We understand the complexities within government agencies and the laws that must be followed. Our team will help you cut through the red tape so you can focus on the important work.
Governments
Architectural Firms
Being able to easily access your files or share them with clients means getting work done faster and hitting deadlines on time without worry.
Architects
Engineering Firms
Working with large teams and complex files can be difficult, but it doesn’t have to be. We’ll keep it simple and secure for you and your clients.
Engineers
Professional Services
Every business is different and has different IT needs. We’re experts at helping businesses of all shapes and sizes run smoothly with our managed and co-managed IT services.
ProfessionalsThe Nessit Difference
We are a dedicated team of professionals who are committed to your success. When we say we’re client-focused, we really mean it. Our core values of trust, integrity, and friendliness are evident with every project and every client. The boutique approach we take to customer service means that you’re not getting a cookie-cutter solution for your IT needs; it means you’re getting a customized solution that meets you where you are and is designed to grow with you.
Nessit was founded with the understanding that not everyone is as passionate about technology as we are. We do this for the love of it. Since 2004 we’ve helped businesses focus on their visions while we take care of their technological needs.
Our Partners

