Nessit

Somersworth, New Hampshire, United States

Managed IT services for business continuity and cybersecurity

Founded in 2004 by Geoff Ness, Nessit specializes in providing managed IT services that ensure businesses operate smoothly around the clock. With decades of experience, the company is committed to delivering ultimate security, privacy, and accessibility plans tailored to meet the unique needs of each client. Nessit is known for its trust, integrity, and friendliness in every interaction, making it a reliable partner for businesses seeking to enhance their IT capabilities.

Nessit offers a broad suite of services, including IT maturity audits, vulnerability analysis, network monitoring, intrusion detection, and disaster recovery planning. The company also focuses on compliance and regulatory requirements, ensuring that businesses remain secure and compliant. Nessit’s client-focused approach involves customized solutions that are responsive and adaptive to changing needs, providing business continuity for both in-house and remote teams.

Serving a diverse range of industries, Nessit assists government agencies in cutting through red tape, helps architectural firms access files and meet deadlines, and supports engineering firms in managing large teams and complex files. Professional services benefit from Nessit's customized IT solutions, which are designed to maintain productivity and security across various sectors. Headquartered in Somersworth, NH, Nessit continues to be a partner for businesses looking to navigate the complexities of modern IT landscapes.

22
YEARS IN BUSINESS
1
SERVICES

Capabilities

Services

What these services involve

Managed IT Services
Managed IT Services for it services and support buyers. Clear scope, measurable outcomes, and reliable delivery.

Agency details

Team size
11-50 people
Founded
2004 (22 years)

About this agency on Agency List

Nessit holds an Agency List Score of 68 out of 100.

That score is higher than 18% of the 36,919 agencies Agency List has assessed so far.

The Agency List Score measures how well an agency documents its work in public: named clients, quantified outcomes, and whether those outcomes are attributed to the agency rather than to the client.

It does not measure client satisfaction, price, or availability.

How the Agency List Score is measured

Assessment date

Agency List assessed Nessit in September 2026, reading 6 pages published on nessit.net.

The score reflects what Nessit had published by that date; anything published since has not been read.

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