| # | Company | Employees |
|---|---|---|
| 1 |
Electronic Data Systemsdxc.com
A global company founded in 1962 offering electronic data processing management personnel and computer hardware, focusing on large corporations and government contracts |
3,809 |
| 2 |
DST Systemsssctech.com
A global fintech company offering specialized software solutions and services for insurance, asset management, and other financial industries, with a focus on operational excellence |
3,116 |
| 3 |
Cedar Gate Technologiescedargate.com
A technology and services platform empowering healthcare organizations to excel at value-based care, with actionable analytics and solutions improving care delivery |
1,191 |
| 4 |
Rizingrizing.com
A global SAP partner offering strategy, implementation, and support for SAP HCM, EAM, and Retail/Fashion industries, driving business transformation with industry expertise |
989 |
| 5 |
MResultmresult.com
A leading data & analytics intelligence technology solutions provider enabling companies to harness insights for competitive advantage through AI and real-time analytics |
937 |
| 6 | 837 | |
| 7 |
SDG Corporationsdgc.com
A global provider of technology and consulting services specializing in cybersecurity, identity, and risk management solutions for enterprises worldwide |
754 |
| 8 | 622 | |
| 9 |
Gerber Technology, a Lectra Companylectra.com
A global provider of software and automation solutions in fashion, automotive, and furniture industries, with a focus on innovation and technology |
522 |
| 10 |
EDRlightboxre.com
A company with over 30 years of experience providing comprehensive environmental risk data and workflow tools for property due diligence and compliance |
509 |
| 11 |
Telaid Industries, Inc.telaid.com
Specializing in complex technology deployments and lifecycle support for multi-site enterprises in retail, QSR, financial services, and logistics, offering scalable solutions and reliable partnerships |
506 |
| 12 |
Rizing Consumer Industriesrizing.com
Leader in retail and consumer products for SAP software, providing specialized solutions and consulting services to optimize SAP experience worldwide |
505 |
| 13 |
iTech Solutionsitechsolutions.com
National IT staffing and recruiting firm with strong relationships with consultants and clients Specializes in contract, contract-to-hire, and direct hire positions for IT professionals |
448 |
| 14 |
GIT-Global Intelligence Technologygit-link.com
An IT services company offering cost-effective solutions with a focus on cultural affinity, collaborative business perspective, and skilled professionals in various industries |
315 |
| 15 |
SCIO Health Analytics庐exlservice.com
Provider of analytic insights and technology-enabled services to transform healthcare delivery, management, and payment, improving quality, network performance, and reducing costs |
315 |
| 16 |
Technosoft Solutionstechno-soft.com
A healthcare software and application development company providing IT solutions, HL7 integration, HIPAA services, and quality certifications to US healthcare companies |
255 |
| 17 |
Maganti IT Resources, LLCmitresource.com
A leading IT Software development and consulting firm, specializing in designing and delivering technology solutions to help clients gain a competitive edge |
198 |
| 18 |
365 Data Centers365datacenters.com
365 Data Centers provides hybrid data center solutions in twenty edge markets, offering low latency fiber network, colocation, network, IP, DRaaS, and cloud services |
186 |
| 19 |
Glenwood Systems, LLCglenwoodsystems.com
Healthcare software development company providing solutions to ambulatory medical practices, surgical centers, and hospitals to improve patient outcomes, satisfaction, reduce costs, and increase revenue |
167 |
| 20 |
McCann Systemsmccannsystems.com
A leading audiovisual integrator providing innovative solutions for corporate, educational, and entertainment environments with a focus on enhancing communication and collaboration |
159 |
| 21 |
Total Communicationstotalcomm.com
Trusted advisor providing transformative technology solutions in Networking, Cybersecurity, Cloud Services, Cabling, and Collaboration through strong industry partnerships |
155 |
| 22 |
CBS, A Xerox Companycbs-gisx.com
A local business specializing in office equipment and services, providing state-of-the-art solutions from Xerox, KIP, and HP through Xerox Business Solutions |
154 |
| 23 |
Webilent Technology, Inc.webilent.com
Providing software development, project management, and employee augmentation services to support diverse industries in achieving business objectives efficiently. |
104 |
| 24 |
Hoolimehoolime.com
A technology platform and digital marketing solutions provider for medical practices, focusing on growth, efficiency, and enhancing provider-patient interactions through omni-channel communications |
89 |
| 25 |
Thinklogicalthinklogical.com
Manufacturing high-performance signal extension and switching products for secure video distribution systems and KVM matrix switches within defense and intelligence command centers. |
65 |
| 26 |
Connecticut Computer Service, Inc. - CTCompctcomp.com
IT solutions provider since 1983, specializing in tailored technology services such as cloud services, analytics, network support, security, and managed services to help businesses thrive |
49 |
| 27 |
9to9 Software Solutions LLC9to9soft.com
Global IT Services and Product Development firm focused on delivering flexible solutions for complex business technology, driving success through IT expertise and business process improvements |
46 |
| 28 |
The TNS Group, an Omega Systems companythetnsgroup.com
A provider of Managed Security, Cloud Solutions, Business Continuity, and IT Consulting that helps businesses enhance profitability and efficiency through innovative technology solutions |
43 |
| 29 |
Kelser Corporationkelsercorp.com
Provider of IT solutions to businesses, specializing in security, connectivity, and efficiency Clearing roadblocks and turning tech challenges into advantages |
38 |
| 30 |
Sintesys North America - ServiceNow and NearShore Specialistssintesys.com
A North American company specializing in IT digital acceleration, offering IT staffing, business process optimization, and technology talent placement for enhanced end-user experience |
31 |
| 31 |
Gyver Technologiesgyver.com
The company provides smart, fast, and secure IT solutions using innovative technologies, ensuring privacy and network protection for clients |
28 |
| 32 |
Beacon Data, Inc.beacondata.com
Expert data services company specializing in digital transformation, modern data warehouse architecture, dynamic reporting, BI dashboards, clean data, and advanced analytics for private equity portfolio companies |
27 |
| 33 |
Apple Consulting Group Incappleconsultinggroup.com
Innovative consulting firm specializing in new technology, cloud solutions, digital transformation, and business systems improvement across various sectors |
22 |
| 34 |
U.S. Computer Connectionuscomputer.com
A leading provider of Managed IT Services since 1987, specializing in cyber security, disaster recovery, data backup, hardware support, and vendor management |
13 |
| 35 |
Canaan Technologycanaantechnology.com
Provider of installation, repair, and service for various technology systems to small businesses and residential clients with a focus on quality and customer satisfaction |
11 |
| 36 |
Aabasoft USAaabasoftusa.com
IT services and consulting firm offering solutions in ML/AI, RPA, Web/Mobile apps, Big Data, Cloud Computing, Digital Marketing, Enterprise Automation, and IT staffing support |
6 |
| 37 |
Dauntless Solutionsdauntless.solutions
A technology consultancy specializing in developing custom online software for entrepreneurs to work smarter and create unique platforms for end-users |
4 |
| 38 |
Cloud Force Digital Mediacloudforcedigitalmedia.com
Global media and technology company specializing in building, distributing, and monetizing Connected TV Internet Applications for digital media and cable companies |
3 |
| 39 |
Alius Groupalius-group.com
Global financial services provider offering management, technology, and implementation services to solve complex challenges with innovative technology and regulatory expertise |
3 |
| 40 |
DevCo "Coding the Future"
A leading technology firm dedicated to innovation, creating robust software solutions, implementing AI, and fostering a collaborative culture for groundbreaking projects |
2 |
| 41 |
Sprise App
This company specializes in digital business transformation services, including strategy consultation, digital operations, customer experience enhancement, and data analytics and insights |
2 |
| 42 |
McMed CPRmcmedcpr.com
Provider of managed services, cloud solutions, virtual CTO services, and digital transformation Specializing in white label backup, security camera systems, and project management |
2 |
| 43 |
CT Network Solutions, LLCctnetworksolutions.com
Provider of Managed IT Services, Network Design and Security, Implementation Monitoring, and Maintenance solutions for businesses |
2 |
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Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Oct 24, 2026.
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- Financial services firms in Connecticut 132
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- Critical infrastructure operators in Connecticut 61
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- Education providers in Connecticut 44
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- SaaS companies in Connecticut 38
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The same list elsewhere in United States
- IT Services and IT Consulting companies in the United States 5,237
- IT Services and IT Consulting companies in California 730
- IT Services and IT Consulting companies in Texas 665
- IT Services and IT Consulting companies in New York State 451
- IT Services and IT Consulting companies in Virginia 398
- IT Services and IT Consulting companies in New Jersey 366
- IT Services and IT Consulting companies in Florida 296
- IT Services and IT Consulting companies in Georgia 233
- IT Services and IT Consulting companies in Illinois 230
- IT Services and IT Consulting companies in Maryland 154
- IT Services and IT Consulting companies in Massachusetts 147
- IT Services and IT Consulting companies in Pennsylvania 134
- IT Services and IT Consulting companies in Washington State 118
- IT Services and IT Consulting companies in Ohio 109
- IT Services and IT Consulting companies in Michigan 102
- IT Services and IT Consulting companies in North Carolina 93
- IT Services and IT Consulting companies in Alabama 83
- IT Services and IT Consulting companies in Delaware 81
- IT Services and IT Consulting companies in New York 304
- IT Services and IT Consulting companies in Houston 112
- IT Services and IT Consulting companies in Atlanta 100
- IT Services and IT Consulting companies in San Francisco 96
- IT Services and IT Consulting companies in Austin 91
- IT Services and IT Consulting companies in Chicago 86