| # | Company | Employees |
|---|---|---|
| 1 |
Renault Nissan Technology & Business Centre Indiarntbci.in
Global automotive technology, engineering, and business services supporting Renault and Nissan, developing vehicles, components, software, and advanced research, alongside IT and shared services. |
7,865 |
| 2 |
Prodaptprodapt.com
Specialized AI-first technology partner providing consulting, business reengineering, and managed services for telecom and tech enterprises globally. |
5,691 |
| 3 |
Redington Limitedredingtongroup.com
A leading distributor of IT products with a focus on supply chain excellence, operational efficiency, and a wide network of channel partners globally |
5,510 |
| 4 |
Aspire Systemsaspiresys.com
Global technology services firm providing expertise in technology and outsourcing, partnering with innovative enterprises and software vendors worldwide. |
5,172 |
| 5 |
Sify Technologies Limited.sifytechnologies.com
An ICT service provider with a focus on Cloud solutions, offering Data Centers, Networks, Security services, and business transformation solutions to businesses |
4,045 |
| 6 |
Polaris Consulting & Services Ltdvirtusapolaris.com
The company specializes in digital transformation solutions, software engineering, and innovation to address core business issues for clients |
4,016 |
| 7 |
iNautix Technologiesinautix.com
Provider of enterprise solutions, technology, and consulting services for financial organizations and investment advisors to enhance performance and productivity |
3,845 |
| 8 |
Bahwan CyberTekbahwancybertek.com
Global provider of digital transformation solutions with expertise in Predictive Analytics, Digital Experience, and Digital Supply Chain Management for various industries worldwide |
3,454 |
| 9 |
Inspirisys Solutions Limited (a CAC Holdings Group Company)inspirisys.com
Leading IT services and consulting provider offering innovative solutions across various sectors to drive digital transformation for global enterprises |
3,345 |
| 10 |
Accel Frontline Limited - A CAC holdings group companyaccelfrontline.com
IT Services company offering operations management, business transformation, and technology solutions globally across various industries with a focus on client satisfaction |
3,236 |
| 11 |
Novac Technology Solutionsnovactech.com
Innovative provider of digital transformation and cloud solutions across various industries, with a focus on end-to-end product development and cutting-edge technologies |
3,023 |
| 12 |
Maveric Systems Limitedmaveric-systems.com
Maveric Systems is a BankTech specialist with global presence, offering domain-led solutions to navigate banking challenges through emerging technology and digital transformation |
2,841 |
| 13 |
KaarTechkaartech.com
Global technology solutions provider specializing in digital transformation, AI-driven SAP S/4HANA platforms, and fostering inclusive, employee-centric organizational culture. |
2,827 |
| 14 |
Freelance | Self-Employedgithub.com
Provides freelance development services to clients, offering expertise in a variety of programming languages and technologies to meet project requirements |
2,651 |
| 15 |
Thryve Digital Health LLPthryvedigital.com
A global development center in India, specializing in healthcare technology and solutions for the "payvider" network, transforming lives with innovative IT solutions and services |
2,308 |
| 16 |
TVS Electronicstvselectronics.in
A customer-centric solutions organization offering cutting-edge technology solutions, after-sales service, and complete technology needs for various industries nationwide |
2,260 |
| 17 |
Hinduja Tech Limitedhindujatech.com
Global engineering solution provider specializing in disruptive mobility, electric and autonomous vehicles, with a focus on automotive product development and digital technologies worldwide |
2,238 |
| 18 |
Precision Infomatic (M) Private limitedprecisionit.co.in
A consulting company established in 1996, offering IT Infrastructure Management, Biometric, IoT, Cloud, and IT System Integration solutions with a strong R&D focus |
2,003 |
| 19 | 2,000 | |
| 20 |
Accenture services Pvt Ltdaccenture.com
Delivers comprehensive strategy, consulting, digital, technology and operations services to help international clients improve performance and create sustainable value across diverse industries. |
1,965 |
| 21 |
Mahendra Next Wealth IT India Pvt Ltdmnw.co.in
A leading IT and IT Enabled Service Provider focused on social upliftment, inclusive growth, AI/ML data services, digital CX, backoffice, and IT services |
1,893 |
| 22 |
Intelizignintelizign.com
PLM & CAD solutions provider specializing in Siemens Teamcenter, NX Customization, and Dassault Syst猫mes 3DEXPERIENCE, offering expertise in automotive, aerospace, and more |
1,887 |
| 23 |
SRM Technologiessrmtech.com
Global IT services company specializing in automotive technologies, digital transformation, and product engineering Offerings include technology consulting, data analytics, AI, cloud enablement, and embedded software solutions |
1,775 |
| 24 |
Equiniti Indiaequiniti-india.com
Offshore business services provider in India offering application support, software development, IT infrastructure support, finance, marketing, BPO processes, and more |
1,582 |
| 25 |
Kumaran Systemskumaran.com
A global IT services company offering migration support, system integration, and infrastructure management solutions to various industries with customer-focused approach |
1,494 |
| 26 |
Teamware Solutionsteamwaresolutions.net
A provider of industry-specific IT expertise, offering skills augmentation and consulting services globally while prioritizing employee welfare and customer satisfaction |
1,464 |
| 27 |
DesiCrew Solutions Private Limiteddesicrew.in
An award-winning social enterprise providing impact sourcing services from rural centers, offering cost efficiency and meaningful livelihood opportunities in India |
1,261 |
| 28 |
Mobius Knowledge Servicesmobiusservices.com
Innovative data solutions provider utilizing cutting-edge technology to empower businesses in various industries with smart data applications |
1,259 |
| 29 |
eNoahenoahisolution.com
Boutique consulting-led company providing integrated BPO and IT solutions for Fortune 1000 companies in healthcare, insurance, manufacturing, and automotive sectors |
1,239 |
| 30 |
RND SOFTECHrndsoftech.com
Leading BPO organization offering healthcare, data processing, financial accounting, software development, IT networking, and HR services globally since 1999 |
1,146 |
| 31 |
Changepond Technologieschangepond.com
A boutique technology consulting firm with expertise in digital customer experience, intelligent automation, cloud/DevOps, and digital assurance, offering software development and testing services |
1,134 |
| 32 |
KG Invicta Services (KGiS)kginvicta.com
Enabling global organizations to innovate, scale, and lead by refining complex operations and delivering integrated business services through human and AI insights. |
1,129 |
| 33 |
OneYes InfoTech Solutionsoneyesinfotechsolutions.com
A product-based organization specializing in creating innovative solutions for various industries and businesses |
1,093 |
| 34 |
Prochant Indiaindia.prochant.com
Transforming the medical billing industry through proactive revenue cycle management, delivering profitability to home medical equipment providers with technology and skilled specialists |
1,042 |
| 35 | 941 | |
| 36 |
Amnet ContentSourceamnet.com
A global provider of content, design, and accessibility services for businesses, publishers, brands, agencies, and organizations with a focus on customer satisfaction and innovation |
941 |
| 37 |
4i apps solutions | Cloud Solutions Provider4iapps.com
A leading Oracle Cloud partner with 15+ years of experience, offering digital transformation solutions to public and private sector organizations worldwide |
937 |
| 38 |
Cameo Corporate Servicescameoindia.com
A Business Process Outsourcing firm offering transaction processing, document management, medical transcription, and ePublishing services to various sectors globally |
911 |
| 39 |
Microsense Private Limitedmicrosensenetworks.com
Provider of high speed internet access services to the hospitality industry, with a pan India presence and international clients, offering managed services and ISP solutions |
863 |
| 40 |
Accel IT Services - A Division of Accel Limitedaccelits.com
Specializing in Cloud Infrastructure, Enterprise Security, RPA, Managed Services, and Training, this company helps enterprise customers with digital transformation and legacy IT optimization |
854 |
| 41 |
OASYS Cybernetics Pvt. Ltdoasys.co
A global technology provider with expertise in digital innovations, cloud services, analytics, IoT, and automation, committed to sustainable growth and serving the world |
832 |
| 42 |
Jasmin Infotechjasmin-infotech.com
A Pure Play Embedded Solutions Partner specializing in Automotive, SMART Audio & Connectivity, and Testing services with a focus on quality and timely delivery |
798 |
| 43 |
Colan Infotech Private Limitedcolaninfotech.com
A technology company specializing in digital transformation, mobile, web, AI, and Blockchain solutions, providing top talent, quality services, and cost-effective measures for global clients |
784 |
| 44 |
Stacklythestackly.com
Creative designers, developers, and strategists crafting innovative digital solutions through technical expertise and creative design for simplified and enhanced user experiences. |
742 |
| 45 |
Conserve Solutionsconservesolution.com
An emerging engineering firm with 300+ professionals providing innovative solutions in Architecture Engineering & Construction, Oil & Gas, Infrastructure, and Energy & Utilities industries worldwide |
735 |
| 46 |
Harita Techserv Pvt Ltdharita.in
Provider of on-demand engineering design solutions, sourcing specialized technical resources, and managing workforce for clients to maximize productivity and achieve success |
720 |
| 47 |
Zylog Systems India Ltdzsl.com
An IT and Wireless Broadband company with operations across India, specializing in IT outsourcing services |
716 |
| 48 |
Dexian Indiadexian.com
Specializes in IT consulting, solution sales, global capability centers, and Agritech innovation to enhance operations and customer experience. |
708 |
| 49 |
BCT Consultingbct-consulting.com
A team of over 2000 professionals with expertise in leading technologies like Cloud, Cyber Security, AI, and ERP provide industry knowledge at client locations |
699 |
| 50 |
Hitachi Solutions India Pvt Ltdglobal.hitachi-solutions.com
Providing industry-specific Microsoft Dynamics AX and CRM solutions with expert consulting, integration, and support to improve business performance globally. |
688 |
| 51 |
Caliber Interconnectscaliberinterconnect.com
ISO 9001 certified design house providing expertise in embedded product development, IC packaging, PCB design, and electrical analysis outsourcing services |
672 |
| 52 |
Lapiz Digital Serviceslapizdigital.com
A multi skilled organization offering digital services including digital publishing, healthcare, e-learning, e-commerce, software solutions, and real estate services |
641 |
| 53 |
Perficient Indiaperficient.com
Global digital consultancy specializing in creating, designing, and implementing digital transformation solutions to drive business growth and exceed customer expectations |
633 |
| 54 |
Contus Techcontus.com
Leading SaaS provider delivering innovative solutions for digital transformation challenges in various sectors globally for over 14 years |
632 |
| 55 |
Sterling Softwaresterlingsoftware.global
A software enterprise based in Chennai, India, specializing in finance and mutual funds with products and services for BFSI industries globally |
632 |
| 56 |
Bounteous Indiabounteous.com
A company based in India combining innovative ideas, technical skills, and strategic implementation to provide value to customers |
625 |
| 57 |
Amtex Systemsamtexsystems.com
Amtex offers end-to-end software solutions, insightful business advice, and project management services for clients globally, with a focus on quality and efficiency |
611 |
| 58 |
DigitalTrack Solutions Pvt Ltddigitaltracksolutions.com
DigitalTrack Solutions offers integrated IT infrastructure solutions including hardware, software, network security, storage, virtualization, and strategic alliances with global technology leaders |
609 |
| 59 |
CG-VAK Software & Exports Ltd.cgvakindia.com
Global offshore software engineering firm delivering custom web applications, mobile apps, eCommerce platforms, and infrastructure managed services through skilled professionals for diverse industries. |
608 |
| 60 | 600 | |
| 61 |
Coimbatorecomputovision.com
Promoting tourism in Coimbatore, Tamil Nadu by showcasing its rich cultural heritage, temples, museums, and natural attractions like Singanallur Lake |
588 |
| 62 |
Sedin Technologiessedintechnologies.com
Specializing in software development and consulting with expertise in cutting-edge technologies, offering high-end solutions for businesses globally, including enterprise-focused services and applications development |
566 |
| 63 |
Shiash Info Solutions Private Limitedshiash.com
A leading IT and Infrastructure Management provider headquartered in Chennai, serving fortune 500 companies in healthcare and infrastructure sectors worldwide |
557 |
| 64 |
Quadrasystems.net India Pvt Ltdquadrasystems.net
Global cloud infrastructure provider offering intelligent enterprise solutions to India's top businesses through deep expertise, innovative services, and custom IP solutions |
390 |
| 65 |
Invictusinvictusdata.ai
Helping businesses leverage data and AI to solve challenges, improve efficiency, and create measurable growth through intelligent systems. |
213 |
| 66 |
KRION CONSULTING PVT LTDkrionconsulting.com
Technology integrator specializing in digital transformation for government, transportation, manufacturing, and automotive industries through design automation, business automation, AR/VR/MR solutions, 5D services, and industrial IoT |
190 |
| 67 |
Saint-Gobain INDEC4.0saint-gobain.co.in
A global leader in habitat and construction markets, specializing in building materials, energy efficiency, and environmental protection Emphasizing digital transformation for manufacturing processes |
162 |
| 68 |
Calibraintcalibraint.com
A technology consulting firm specializing in blockchain solutions, web & mobile app development, machine learning, and product development with a global presence |
122 |
| 69 |
RedBlox.ioredblox.io
Innovative technology company specializing in Blockchain, Metaverse, VR/AR, AI, Web, Mobile App development, offering custom solutions to revolutionize industries |
78 |
| 70 |
Mercidmercid.com
A leading provider of digital engineering consulting, talent services, and IT development, offering innovative solutions for companies worldwide |
18 |
| 71 |
Pixel Wave Technologies
Pixel Wave Technologies provides comprehensive IT solutions, including software and app development, AR/VR technologies, digital marketing, branding, IT consultation, and design services for businesses of all sizes |
3 |
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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.
More company lists in Tamil Nadu
- The largest companies in Tamil Nadu 1,552
- Higher Education companies in Tamil Nadu 168
- Manufacturers in Tamil Nadu 153
- IT Services and IT Consulting companies in Tamil Nadu 143
- Education providers in Tamil Nadu 108
- Education Administration Programs companies in Tamil Nadu 89
- Financial Services companies in Tamil Nadu 72
- Hardware manufacturers in Tamil Nadu 70
- Hospitals and Health Care companies in Tamil Nadu 70
- Motor Vehicle Manufacturing companies in Tamil Nadu 66
- Publicly traded companies in Tamil Nadu 63
- Retail chains in Tamil Nadu 62
- Financial services firms in Tamil Nadu 61
- Automotive manufacturers and suppliers in Tamil Nadu 55
- Software Development companies in Tamil Nadu 49
- Critical infrastructure operators in Tamil Nadu 48
- Healthcare providers in Tamil Nadu 41
- Appliances, Electrical, and Electronics Manufacturing companies in Tamil Nadu 41
- SaaS companies in Tamil Nadu 39
- Consulting firms in Tamil Nadu 38
- Industrial Machinery Manufacturing companies in Tamil Nadu 32
- Manufacturing companies in Tamil Nadu 31
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The same list elsewhere in India
- IT services companies in India 614
- IT services companies in Maharashtra 162
- IT services companies in Karnataka 127
- IT services companies in Uttar Pradesh 56
- IT services companies in Gujarat 39
- IT services companies in Haryana 32
- IT services companies in Bengaluru 117
- IT services companies in Mumbai 77
- IT services companies in Chennai 59
- IT services companies in Noida 49
- IT services companies in Pune 46
- IT services companies in Ahmedabad 33
- IT services companies in Gurugram 29
- IT services companies in New Delhi 26