MSP-US-CT-NSI
NSI
Managed service provider · Naugatuck, Connecticut
51–200 staffFounded 1985
Last checked 8 Nov 2026 · 38 sourced facts
Is this your MSP? Claim or correct it · Remove listing or logo · Badge
“NSI's IT Support, Connecticut: Your business or nonprofit can have a technology partner helping you make more money, control expenses, and reduce risk.”reported by the company · nsiserv.com · 8 Nov 2026
- Staff / size
- 51–200
- Founded
- 198541 yrs
- Offices
- 2
- Services
- 11of 13
- Industries
- 2
- Stack tools
- 9
- Certifications
- 0
- Support
- –
1Stack: the tools we found
- PSA / ticketingnot found
- RMMnot found
- Remote accessScreenConnectSite
- Documentationnot found
- SecuritySentinelOneSiteWebrootSiteKnowBe4Site
- BackupAxcientSiteAcronisSite
- MailMicrosoft 365DNS
- NetworkingSonicWallSiteUbiquiti UniFiSite
- Vendor, product not namedDattoSite
Marks: DNS detected in public DNS, Site named or badged on their site, Job ad named in their job ad. “Not found” means not seen on public pages, not “not used”. See how we check.
Every tool with its source
| Tool | How we know |
|---|---|
| ScreenConnect | detected (link on their site) · nsiserv.com · 8 Nov 2026 |
| SentinelOne | partner badge on their site · nsiserv.com · 8 Nov 2026 |
| Webroot | partner badge on their site · nsiserv.com · 8 Nov 2026 |
| KnowBe4 | partner badge on their site · nsiserv.com · 8 Nov 2026 |
| SonicWall | partner badge on their site · nsiserv.com · 8 Nov 2026 |
| Ubiquiti UniFi | partner badge on their site · nsiserv.com · 8 Nov 2026 |
| Axcient | partner badge on their site · nsiserv.com · 8 Nov 2026 |
| Acronis | partner badge on their site · nsiserv.com · 8 Nov 2026 |
| Datto (product not named) | partner badge on their site · nsiserv.com · 8 Nov 2026 |
| Microsoft 365 (own mail) | detected (public DNS) · nsiserv.com · 8 Nov 2026 |
2Services coverage
- Help desk / IT support (offered)
- Co-managed IT (offered)
- NOC / monitoring (offered)
- SOC / MDR (offered)
- Cybersecurity (offered)
- Cloud / Microsoft 365 / Azure (offered)
- Backup / disaster recovery (offered)
- Compliance (offered)
- VoIP / UCaaS (offered)
- Networking (offered)
- IT procurement (not found)
- vCIO / consulting (offered)
- AI services (not found)
From nsiserv.com/pricing/, nsiserv.com. Empty squares: not found on their pages.
Compliance frameworks named: HIPAAPCI DSSGDPR
3Industries served
AccountingpageFinancial servicespage
| Client size targeted | “SMBs”reported by the company · nsiserv.com · 8 Nov 2026 |
|---|
From the MSP’s industry pages and case studies. Sources: /industries/it-support-cpa-firms/.
4Support model
hours not published
| Support hours | not published |
|---|---|
| Published hours | not published |
| 24/7 monitoring | yesreported by the company · nsiserv.com · 8 Nov 2026 |
| After-hours / emergency line | yesreported by the company · nsiserv.com · 8 Nov 2026 |
| Help desk location | not published |
| Response time / SLA | not published |
5Location and company
Outline: US Census Bureau cartographic boundaries. HQ position from its public map listing, to about 1 km.
| Headquarters | 191 Church St, Naugatuck, CT 06770Google Maps listing · google.com · 8 Nov 2026 |
|---|---|
| Other offices | Church St. Naugatuck, CTreported by the company · nsiserv.com · 8 Nov 2026 |
| Service area (as published) | not published |
| Trading name | NSIGoogle Maps listing · google.com · 8 Nov 2026 |
| Legal name | New England Systems, Inc.reported by the company · nsiserv.com · 8 Nov 2026 |
| Phone (switchboard) | +1 203-723-4431Google Maps listing · google.com · 8 Nov 2026 |
| Business mailbox | not published |
| Ownership | not published |
| Google rating | 4.8 / 5 from 42 reviewsGoogle Maps listing · google.com · 7 Nov 2026 |
6Size, certifications and peers
| Staff (their site) | not published |
|---|---|
| Size band | 51–200 staffreported by the company · linkedin.com · 8 Nov 2026 |
| LinkedIn company size | 51-200 employeesreported by the company · linkedin.com · 8 Nov 2026 |
| Clients (as published) | 100+reported by the company · nsiserv.com · 8 Nov 2026 |
| Microsoft partner | not published |
| Vendor partner tiers | not published |
| Own certifications | not published |
- Larger than 71% of the 28 MSPs in Connecticut with a known size.
- 9 stack tools found vs a median of 2 across 3,165 fully researched US MSPs.
- 11 of 13 services vs a median of 9.
From the public profiles on MSP Scope (sample sizes shown). Facts not found count as not found, so small or quiet websites score lower.
7Timeline
- 1985Foundedreported by the company · nsiserv.com · 8 Nov 2026
Only dated, sourced items. Acquisitions and rebrands appear here when the MSP or a public register states them.
8Pricing (as published)
| Price | Per | Plan | Source |
|---|---|---|---|
| $200–$225 | user / month | – | reported by the company · nsiserv.com · 8 Nov 2026 |
Only prices the MSP publishes for its own managed service (per user or per device). See published MSP pricing.
9Nearby and similar MSPs in Connecticut
CTSHartford · 51–200 staff
Universal ConnectivityWest Hartford · 11–50 staff
ASG Information TechnologiesWallingford · 11–50 staff
Charles ITMiddletown · 51–200 staff
Kelser CorporationGlastonbury · 11–50 staff
IMC-Business Network SupportNorth Haven · 11–50 staff
Same town first, then similar size, stack and services. More: all MSPs in Connecticut · other MSPs offering help desk / it support.
10Revision history and sources
Researched 8 Nov 2026 (full pass), last checked 8 Nov 2026. 15 public pages read.
Logo: from nsiserv.com, the MSP’s own site, seen 8 Nov 2026; trimmed and resized only. Remove or replace it.
Pages we read
- www.nsiserv.com/
- www.nsiserv.com/about/
- www.nsiserv.com/about/our-partners/
- www.nsiserv.com/pricing/
- www.nsiserv.com/services/
- www.nsiserv.com/services/co-managed-it/
- www.nsiserv.com/contact-us/
- www.nsiserv.com/industries/it-support-cpa-firms/
- www.nsiserv.com/careers/
- www.nsiserv.com/services/managed-it-services/
- www.nsiserv.com/security/
- www.nsiserv.com/services/cyber-security-services/
- www.nsiserv.com/about/testimonials/
- www.nsiserv.com/beckit-press-release-for-website/
- www.nsiserv.com/our-partners/
Anything not found stays empty. We never guess. Spot an error? Correct it.