DS-US-CT · Regional listRev. 8 Nov 2026

MSPs in Connecticut

137 managed service providers with their HQ in Connecticut, most-documented first. Each links to a spec sheet with sources. Filter this list by stack, industry, size or 24/7 support.

Cities

137MSPs · page 1

CompassMSP logo

CompassMSP

Hartford, Connecticut · US

Support
24/7
Size
201–500
Facts
67

IT GlueSentinelOneESETBarracudaCisco Duo

ASG Information Technologies logo

ASG Information Technologies

Wallingford, Connecticut · US

Support
Extended hours
Size
11–50
Facts
53

NinjaOneSentinelOneKnowBe4ProofpointBarracuda

CTS logo

CTS

Hartford, Connecticut · US

Support
24/7
Size
51–200
Facts
49

ScreenConnectSonicWallCisco MerakiUbiquiti UniFiTD SYNNEX

Vancord logo

Vancord

Milford, Connecticut · US

Support
–
Size
51–200
Facts
43

Autotask PSASentinelOneCrowdStrikeSophosFortinet

Charles IT logo

Charles IT

Middletown, Connecticut · US

Support
–
Size
51–200
Facts
40

ScreenConnectIT Glue3CX

Citadel Blue logo

Citadel Blue

Stamford, Connecticut · US

Support
24/7
Size
11–50
Facts
38

ScreenConnectSentinelOneFortinet

NSI logo

NSI

Naugatuck, Connecticut · US

Support
–
Size
51–200
Facts
38

ScreenConnectSentinelOneWebrootKnowBe4SonicWall

Kelser Corporation logo

Kelser Corporation

Glastonbury, Connecticut · US

Support
24/7
Size
11–50
Facts
37

ConnectWise PSAScreenConnectIT GlueSophosTodyl

Universal Connectivity logo

Universal Connectivity

West Hartford, Connecticut · US

Support
24/7
Size
11–50
Facts
37

Cisco DuoFortinetSonicWallCisco MerakiUbiquiti UniFi

Apex Technology Services

Norwalk, Connecticut · US

Support
–
Size
11–50
Facts
36

Autotask PSANinjaOneBitdefenderWebrootSonicWall

IMC-Business Network Support logo

IMC-Business Network Support

North Haven, Connecticut · US

Support
Business hours
Size
11–50
Facts
34

N-able (N-central / N-sight)IT GluePassportalSentinelOneSonicWall

Sentium Tech logo

Sentium Tech

West Hartford, Connecticut · US

Support
–
Size
–
Facts
34

SophosDatto (product not named)

AvantGuard logo

AvantGuard

Milford, Connecticut · US

Support
24/7
Size
1–10
Facts
32

HaloPSANinjaOneHuduHuntressSentinelOne

Flagship Networks Inc.

Shelton, Connecticut · US

Support
–
Size
51–200
Facts
31

ConnectWise PSASophosArctic WolfBarracudaFortinet

Fitz Enterprises LLC logo

Fitz Enterprises LLC

New Milford, Connecticut · US

Support
–
Size
–
Facts
29

HaloPSAFortinetSonicWallUbiquiti UniFi

Nwaj Tech logo

Nwaj Tech

Durham, Connecticut · US

Support
–
Size
1–10
Facts
28

HaloPSA

Spectrum Virtual logo

Spectrum Virtual

Cheshire, Connecticut · US

Support
24/7
Size
–
Facts
28

HuntressSentinelOneSophosFortinetVeeam