Kelser
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MSP Signal ranks Kelser #703 of 39,816 IT service providers nationally. Kelser is a Managed service provider in Glastonbury, CT, founded 1981, with 25-49 staff. It offers Backup Dr, Cloud Migration, Co Managed It.
Source: MSP Signal, Kelser company profile, Sep 20, 2026, https://mspsignal.com/msp/kelser
Score and rank
- National
- #703 of 39,816
- State
- #9 of 391
- City
- #1 of 9
| Reputation | 92 | 0.30 | |
|---|---|---|---|
| Presence | 93 | 0.25 | |
| Credibility | 58 | 0.20 | |
| Scale | 60 | 0.15 | |
| Momentum | 0 | 0.10 |
No changes detected in the last 180 days.
Confidence 0.83 What this means · How the score works
Local rivals
Local rival data is not yet available for this company.
Services and offer
- Industries served
- Finance, Healthcare, Legal, Nonprofit
- Works with
- Microsoft365
- Certifications
- Cmmc
- Partner designations
- cisco Legacy Select Integrator
- Guarantees advertised
- Response Time, Flat Fee
- Pricing
- No pricing published on their site, checked 2026-08-15 source
Reputation
No Google listing matched to this company yet.
Kelser is a highly regarded, dependable IT partner known for responsiveness, expertise, and proactive solutions.
Recent changes
Change detection: same-source field changes since Sept 17, 2026; site re-crawl every 7 days since Sept 16, monthly before that.
- Aug 9, 2026recorded
In the news
title changed: 'IT Support Services in Glastonbury, CT | Kelser Corporation ' -> 'IT Support Services in Glastonbury, CT, August 2026.
Location
43 Western Blvd, Glastonbury, CT, 06033
Also operates from
- Western Blvd Glastonbury, CT, Glastonbury, CT
Firmographics
- Staff
- 25-49 source
- Founded
- 1981
- Revenue range
- $1M - $10M
- Domain
- Online since 2010
- NAICS codes
- 541512, 541519
About
Kelser Corporation is a family-owned IT consulting and managed services provider based in Glastonbury, Connecticut. Founded in 1981, the company has over 40 years of experience delivering customized technology and cybersecurity solutions to organizations in Connecticut, Massachusetts, and New York. With a team of approximately 40 employees, Kelser generates around $12 million in annual revenue. Kelser specializes in Managed IT Services and Cybersecurity-as-a-Service (CSaaS). Their offerings include managed servers, network monitoring, cybersecurity solutions, data center modernization, disaster recovery services, and strategic IT planning. They cater to a diverse clientele, including small-to-mid-sized organizations and Fortune 500 companies, across various industries such as healthcare, manufacturing, legal, and financial services. Kelser focuses on building long-term partnerships, helping clients manage costs and navigate IT challenges effectively.
Kelser's nearly 80 Google reviews averaging 4.9 stars reflect consistent execution across finance, healthcare, legal, and nonprofit sectors throughout Connecticut. The Glastonbury firm manages co-managed IT, cybersecurity, and compliance work—including CMMC assessments—alongside cloud migration and backup/disaster recovery services. Operating for about 16 years with a team of 25 to 49 people, Kelser ranks in the national top 1% among MSPs, a distinction shared by only roughly 15 other Connecticut peers handling this particular service mix.
Summary by MSP Signal, from public sources
Web presence
Open technical record
- Web maturity
- 90
- Page quality
- Performance 60, Seo 92, Accessibility 91
- Email security
- DKIM not checked
- Technology
- Amazon AWS, Amazon CloudFront, Apple Business Manager, Apple School Manager, Apple MacOS, Autopilot, Azure Active Directory B2C, Barracuda Email Security Service, Barracuda MSP, Barracuda Networks, Basin, CAPTCHA, CloudFlare, CloudFlare CDN, Cloudflare DNS, ConnectWise, Facebook, Facebook Login, Facebook Pixel, Facebook SDK, Google Analytics, Google Analytics 4, Google Font API, Google Hosted Libraries, Google Maps, Google Maps (Non Paid Users), Google Search Console, Google Tag Manager, HSTS, HTTP/3, Hotjar, HubSpot Content Hub, HubSpot Marketing Hub, Hubspot, Jamf, Linkedin Widget, Linux, LottieFiles, Lucky Orange, Microsoft 365, Microsoft 365 Apps & Services, Microsoft Active Directory, Microsoft Advanced Group Policy Management, Microsoft Azure, Microsoft Email Providers, Microsoft Exchange, Microsoft Exchange Online, Microsoft PowerShell, Microsoft Windows, Microsoft Windows 10, Microsoft Windows Server 2000, Mobile Friendly, NetSuite, Network Solutions, Open Graph, Outlook, Priority Hints, Remote Desktop Services, Shutterstock, Sophos, TUNE, VMware, Viewport Meta, Webflow, Webflow Hosting, Wider Planet, Windows Server, JQuery, JsDelivr, ReCAPTCHA
- Detected
- 70 technologies detected
- Platform
- Hubspot Cms
- CDN
- Cloudflare
- Blog
- Active
- Subdomains
- 14
Search presence
- Organic visits
- ~1200/mo est.
- Organic keywords
- 3,923
- Domain authority
- 29
- Backlinks
- 3,495
- Referring domains
- 1,114
People
People data not yet observed for this company.
People data from public professional profiles. We show leadership by name and everyone else as counts. Request removal.
Hiring
Recognition
- crn_msp: msp:2018:453
- crn_msp: msp:2019:82
- crn_msp: msp:2020:84
- crn_msp: msp:2021:75
- crn_msp: msp:2022:81
- crn_msp: msp:2023:78
- crn_sp: sp:2013:205
- crn_sp: sp:2017:253
- crn_sp: sp:2018:278
- crn_sp: sp:2019:196
- crn_sp: sp:2020:197
- crn_sp: sp:2021:198
- crn_sp: sp:2022:200
- crn_sp: sp:2023:205
- crn_sp: sp:2024:217
- crn_sp: sp:2025:223
0 peer mentions in 90 days.
Frequently asked questions
- Where is Kelser located?
- Kelser is located in 43 Western Blvd, Glastonbury, CT, 06033.
- How many people work at Kelser?
- Kelser has an observed staff range of 25-49.
- What services does Kelser offer?
- Kelser offers Backup Dr, Cloud Migration, Co Managed It, Compliance, Cybersecurity, Vcio.
- How does Kelser rank among IT service providers in Glastonbury?
- Kelser ranks #1 of 9 observed IT service providers in Glastonbury.
- Is Kelser claimed?
- Kelser is not claimed on MSP Signal.
Sources and corrections
Observed Sep 20, 2026.
Source: MSP Signal, Kelser company profile, Sep 20, 2026, https://mspsignal.com/msp/kelser
MSP Signal never publishes email addresses.