| # | Company | Employees |
|---|---|---|
| 1 |
TCS
A full lifecycle IT professional services and software firm in Brownsburg, IN, offering tailored solutions and managed services for optimized technology investments |
21,901 |
| 2 |
Carelon Global Solutions Indiacarelonglobal.in
Healthcare solutions provider with global reach, specializing in digital tools for health plans, providers, and systems to increase efficiency and effectiveness |
15,035 |
| 3 |
Legato Health Technologiescarelonglobal.com
IT and business consulting healthcare solutions company specializing in digital tools for simplifying healthcare processes and transforming the industry through innovation and operational excellence |
4,240 |
| 4 |
Brooksourcebrooksource.com
Trusted provider of Engineering & Technology solutions for Fortune 500 organizations, emphasizing Experience-Driven Staffing, Professional Services, and Workforce Transformation |
2,497 |
| 5 |
Tangoetangoe.com
Tangoe offers cutting-edge solutions for order, invoice, inventory, and expense management for various technologies like telecom, mobile, cloud, IoT, and 5G |
1,691 |
| 6 |
BCforwardbcforward.com
Global talent community empowering job seekers worldwide to advance careers and help organizations achieve goals in various industries Headquarters in Indianapolis and Hyderabad |
1,662 |
| 7 |
ITIititech.biz
The company offers IT services, networking, security/surveillance, custom audio/video, web/graphic design, with a focus on long-lasting client relationships |
786 |
| 8 |
Information Services Agency - City of Indianapolis & Marion Countyindy.gov
Enterprise IT services provider for Indianapolis and Marion County, supporting 10,200 users across 46 agencies with proactive solutions aligned with business needs |
548 |
| 9 |
Bell Techlogix, Inc.linktr.ee
Leading IT managed services provider delivering digital workplace and infrastructure management solutions to enterprises and the public sector, driving cost reduction and improving customer responsiveness |
542 |
| 10 |
Knowledge Servicesknowledgeservices.com
A woman-owned business providing state-of-the-art technology and services for workforce management, vendor management, cybersecurity, and staffing solutions to government organizations nationwide |
535 |
| 11 |
Core BTSnri-na.com
A full-service digital transformation consulting firm that helps clients solve challenges and achieve business outcomes through integrated solutions |
503 |
| 12 |
iLABilabquality.com
iLAB specializes in providing global Software Quality Assurance services, including Quality Management, Testing, Project Management, and IT Consulting, with a focus on continuous learning and innovation |
493 |
| 13 |
Moser Consultingmoserit.com
Technology solutions company specializing in big data, managed services, IT consulting, custom application development, and employee learning services. |
290 |
| 14 |
Corsica Technologiescorsicatech.com
A top cybersecurity and managed IT provider helping businesses leverage technology for success, with a focus on data protection and business advancement |
231 |
| 15 |
Quantum IT Innovationquantumitinnovation.com
A global web development firm specializing in eBusiness optimization solutions, offering a range of services including consulting, design, eCommerce, SEO, and multimedia production |
183 |
| 16 |
Pyramid Technology Solutionspyramidinc.com
Specializing in single-source IT solutions, we offer IT personnel, customized software, project management, and a range of IT services and products |
177 |
| 17 |
iFour Technolab Pvt. Ltd.ifourtechnolab.com
A global software development company, specializing in custom solutions for SMEs and enterprises using cutting-edge technologies like ASPNET, Angular, core, nodejs, and Java |
176 |
| 18 |
Fusion Alliance (Acquired by New Era Technology in 2023)fusionalliance.com
Deliver actionable insights, enhance customer experiences, and implement human-driven technologies to transform and shape client businesses across industries. |
162 |
| 19 |
Rivera Groupriveragroup.com
A certified SDVOSB IT services provider specializing in solving IT challenges for the US military and federal government agencies with innovative solutions |
156 |
| 20 | 151 | |
| 21 |
Van Ausdall & Farrarvanausdall.com
A leading business technology provider in Indiana, offering innovative solutions and consultations to improve efficiency for various industries in the Midwest |
149 |
| 22 |
Five Star Technology Solutionsfivestartech.com
The company provides K-12 education technology solutions including Google for Education partnership, professional development, data analytics, cybersecurity, and technology infrastructure support |
146 |
| 23 |
Sensory Technologies, a Diversified Companydiversifiedus.com
Global technology solutions provider acquired in 2020, enabling a digital future by connecting people, technology, and experiences to drive ROI and enhance operations |
81 |
| 24 |
MapleTronicsmapletronics.com
Full-service IT planning, managed services, and cybersecurity company empowering clients across industries with tailored solutions for business continuity and security |
74 |
| 25 |
Roeing IT Solutionsroeing.com
A technology solutions provider with 30+ years of experience, offering customized solutions to align with business goals and gain competitive advantage |
61 |
| 26 |
Axia Technology Partnersaxiatp.com
An IT services company offering managed services, unified communications, and custom software solutions with a consultative approach for operational excellence |
33 |
| 27 |
Perpetual Technologies, Inc.pti.net
Provider of quality data-centric consulting services, offering managed IT support from small startups to fortune 500 enterprises, focusing on excellence in service and employee dedication |
31 |
| 28 |
Apparatus Infrastructure Services, a Virtusa companyapparatus.net
A leading managed IT solutions provider offering expertise in cloud computing, enterprise consulting, and a range of technologies for increasing business value |
31 |
| 29 |
Pro IT Solutionspro-it-solutions.com
A leading technology solutions provider offering Managed IT Services, Audio/Video, Home Automation, and Security solutions for businesses and homes |
30 |
| 30 |
Vespa Group LLCvespa-group.com
An Indianapolis based technology consulting firm founded in 2014, specializing in providing value-driven solutions for public and private sector organizations |
21 |
| 31 |
Actium Consultingteamsoftinc.com
Management consulting firm specializing in technology and outsourcing services, offering strategic solutions and value to public and private sector clients through integrity and excellence |
18 |
| 32 |
Global Access Pointglobalaccesspoint.pagecloud.com
This company designs, builds, and manages data centers and network infrastructure for enterprises, telecommunication providers, and cloud services with a focus on flexibility, reliability, and innovation |
15 |
| 33 |
Digital Upgradedigitalupgrade.com
This company helps businesses improve their digital presence, streamline logistics, and increase efficiency for growth and success in the community |
10 |
| 34 |
Continuudcontinuud.com
This company creates digital platforms for community health organizations to enhance patient retention and treatment adherence through innovative solutions |
8 |
| 35 |
Rook (acquired by Sophos)
Specializing in cybersecurity services to protect businesses from digital threats and secure sensitive data, ensuring a safe and secure online environment |
8 |
| 36 |
Universal Networking Servicescriticalpowerandcooling.com
Provider of power and cooling solutions for mission-critical IT infrastructure, offering reliable, scalable, and modular engineered solutions for increased efficiency and lower operational expenses |
6 |
| 37 |
Snakeit Technologiessnakeittech.com
Providing IT solutions globally, specializing in software development, custom solutions, and offering skilled professionals in various fields including AI and BI |
4 |
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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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The same list elsewhere in United States
- IT Services and IT Consulting companies in the United States 5,237
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- 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
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- 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
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- IT Services and IT Consulting companies in Chicago 86