| # | Company | Employees |
|---|---|---|
| 1 |
Apollo Hospitalsapollohospitals.com
Leading integrated private hospital group in Asia offering healthcare services, insurance, telemedicine, education, pharmacy retail, and medical business process outsourcing with world-class technology |
28,238 |
| 2 |
Cholamandalam Investment and Finance Company Limitedcholamandalam.com
Provides vehicle finance, home loans, equity loans, SME lending, investment advisory, and stock broking through a network of branches across India. |
24,983 |
| 3 |
Indian Bankindianbank.bank.in
Offers diverse financial services including deposits, loans, cards, and remittances across India and internationally, serving various customer segments. |
16,376 |
| 4 |
Star Health and Allied Insurance Co. Ltdstarhl.in
Indian health insurance provider, offering innovative products in health, personal accident, travel insurance, with a focus on customer service and digital transformation. |
15,778 |
| 5 |
Equitas Small Finance Banklinktr.ee
Community-focused small finance bank providing seamless banking services, promoting financial aspirations, and giving back to communities with fairness and transparency |
13,993 |
| 6 |
TVS Credit Services Ltd.tvscredit.com
Providing timely, affordable credit products across various sectors including two-wheelers, used vehicles, consumer durables, and unsecured loans to empower customers. |
13,034 |
| 7 |
INDIAN OVERSEAS BANKiob.bank.in
Government-backed public sector bank providing financial services with majority ownership from the Government of India |
7,711 |
| 8 |
Shriram City Union Finance Limitedshriramfinance.in
A leading retail NBFC providing credit solutions for various types of loans to individuals and small businesses, focused on transformation and customer satisfaction |
7,534 |
| 9 |
City Union Bank Ltd.cityunionbank.bank.in
A well-established bank founded in 1904, offering a wide range of financial solutions with a strong network of branches and ATMs across India |
6,414 |
| 10 |
IDFC FIRST Bharat Ltdidfcfirstbharat.com
A financial services provider offering loans, insurance, and empowerment programs to underserved rural women and families in five states |
5,857 |
| 11 |
Hinduja Leyland Financehindujaleylandfinance.com
Providing vehicle and housing finance solutions, leasing options, unsecured loans, and digital platforms for vehicle trade and logistics services. |
5,595 |
| 12 |
Cholamandalam MS General Insurance Co. Ltd.cholainsurance.com
A joint venture between Murugappa Group and Mitsui Sumitomo, offering general insurance services in collaboration with a leading Japanese insurer |
5,316 |
| 13 |
CAMS Limitedcamsonline.com
A leading Mutual Fund Transfer Agency in India with a majority share of assets under management, founded in 1988 and publicly listed in 2020 |
5,272 |
| 14 |
Karur Vysya Bank(KVB)kvb.bank.in
Established in 1916, this bank offers financial assistance to traders and agriculturists With 812 branches nationwide, they provide excellence in banking services |
4,795 |
| 15 |
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 |
| 16 |
Hinduja Housing Financehindujahousingfinance.com
A housing finance company with a pan-Indian presence, offering customized solutions for home loans and real estate financing with a focus on customer satisfaction and value creation |
3,553 |
| 17 |
Kauvery Hospitalkauveryhospital.com
A global, multispecialty hospital with a focus on patient care, safety, and satisfaction, offering world-class medical services and advanced technology |
3,151 |
| 18 |
VA TECH WABAG LTD.wabag.com
A global leader in water technology, providing comprehensive solutions for municipal and industrial sectors, focusing on sustainability and resource conservation |
3,069 |
| 19 |
Royal Sundaram General Insurance Co. Limitedroyalsundaram.in
Leading provider of general insurance solutions for individuals, families, and businesses, offering a range of products including motor, health, home, and commercial insurance |
2,978 |
| 20 |
Belstar Microfinance Limitedbelstar.in
Belstar offers collateral-free loans for enterprise development in farm and non-farm sectors through SHG and PRAGATI models |
2,830 |
| 21 |
Tamilnad Mercantile Bank Ltdtmb.in
A scheduled commercial bank with 509 branches in 16 states and 4 union territories, serving customers in the private sector |
2,111 |
| 22 |
CHRISTIAN MEDICAL COLLEGE AND HOSPITALcmcvellore.ac.in
A renowned medical college and hospital in Asia, known for research in the medical field, with a focus on holistic care and serving marginalized populations |
2,083 |
| 23 |
Sundaram Finance Limitedsundaramfinance.in
A trusted financial institution providing dedicated customer service, fair business practices, and efficient financial policies for the transport sector in India |
1,906 |
| 24 |
Christian Medical College Vellorecmch-vellore.edu
Providing high quality healthcare through education and training to develop compassionate, professional healthcare leaders in various medical disciplines |
1,780 |
| 25 |
Five-Star Business Finance Limitedfivestargroup.in
Specialized financial services company in India addressing the needs of un-banked/ under-banked individuals and businesses, providing responsible credit services |
1,715 |
| 26 |
SHRIRAMCITYUNIONFINANCELIMITEDshriramcity.in
Established in 1986, this deposit-accepting NBFC offers a wide range of financial services including loans for consumer durables, vehicles, personal, business, and gold |
1,695 |
| 27 |
MGM Healthcaremgmhealthcare.in
A state-of-the-art hospital in Chennai, India, committed to delivering outstanding healthcare with world-class expertise and next-generation technologies for personalized medical care |
1,508 |
| 28 |
Indian Overseas Bankiob.bank.in
An established public sector bank in India, dedicated to serving the nation with financial services since 1937 |
1,478 |
| 29 |
MIOT Internationalmiotinternational.com
A leading quaternary care multispecialty hospital with cutting-edge technology, expert professionals, and a global patient base seeking top-notch healthcare services |
1,471 |
| 30 |
SIMS Hospital (SRM Institutes For Medical Science)simshospitals.com
A multi-super specialty tertiary care hospital offering advanced healthcare services with state-of-the-art technology, sub-specialized ICUs, and a focus on patient-centric care |
1,285 |
| 31 | 1,093 | |
| 32 |
Kovai Medical Center and Hospitalkmchhospitals.com
A 750-bedded multi-disciplinary advanced super specialty hospital offering a range of cutting-edge medical services and treatments in a serene environment |
1,020 |
| 33 |
SRM Medical College Hospital and Research Centremedical.srmist.edu.in
Medical College Hospital and Research Centre located in a campus with multiple institutions, facilitating collaborative research and providing medical services |
954 |
| 34 |
Sri Ramakrishna Hospitalsriramakrishnahospital.com
A healthcare provider in Tamil Nadu, India, specializing in hospital services and healthcare, located on Sarojini Naidu Road in Kovai |
911 |
| 35 |
Aban Offshore Limitedabanoffshore.com
Leading Indian offshore drilling contractor offering world-class services for oil exploration and production globally with innovative, cost-effective solutions and a highly qualified team |
894 |
| 36 |
Chennaichennaimetrorail.org
The company operates a rapid transit system in Chennai, India, providing efficient transportation services to the city's residents and visitors |
881 |
| 37 |
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 |
| 38 |
Chennai Petroleum Corp Limited (CPCL), formerly known as Madras Refineries Limited (MRL)cpcl.co.in
An utilities organization based in Chennai, India, specializing in petroleum refining and related operations |
827 |
| 39 |
Dr.Mohan's Diabetes Specialities Centredrmohans.com
A leading centre for diabetes care, research, and prevention, recognized by WHO with a mission towards excellence in diabetes care |
752 |
| 40 |
Rela Hospitalrelainstitute.com
International quaternary care hospital offering highest quality healthcare, cutting-edge technology, and specialized care, led by a world-renowned surgeon in Liver Surgery and Transplantation |
731 |
| 41 |
CMA CGM SHARED SERVICE CENTRE (INDIA) PRIVATE LIMITEDcmacgm-group.com
A global transportation and logistics group operating in over 160 countries, focusing on new partnerships, customer-centric innovations, and digitalization for the future |
720 |
| 42 |
ABC - Aditya Birla Money Limitedstocksandsecurities.adityabirlacapital.com
A subsidiary of a financial services company, offering securities broking, portfolio management, depository services, e-insurance repository, and commodity broking |
704 |
| 43 |
Chennai Metro Rail Limitedchennaimetrorail.org
Special Purpose Vehicle implementing Chennai Metro Rail Project, now a Joint Venture of Government of India and Tamil Nadu |
640 |
| 44 |
Dr. Mehta's Hospitalsmehtahospital.com
A leading healthcare provider in India with over 90 years of experience, specializing in safe and effective patient care, birthing, and pediatric services |
605 |
| 45 |
KG Hospitalkghospital.com
A leading not-for-profit hospital in Coimbatore, providing advanced and affordable healthcare with a focus on charitable missions and innovative medical research |
588 |
| 46 |
Madura Micro Finance Ltdcreditaccessgrameen.in
An NBFC-MFI focused on providing financial products to underserved rural populations by offering credit facilities primarily to women self-help groups for small businesses |
579 |
| 47 |
Christian Medical College (CMC), Vellorecmch-vellore.edu
An unaided minority educational institution in Vellore, Tamil Nadu, providing medical education, nursing, and allied health sciences since 1900 Celebrating 120 years in 2020 |
565 |
| 48 |
Shriram Capital Ltdshriramcapital.com
A leading conglomerate in India's financial services sector, offering a wide range of services including lending, insurance, brokerage, and wealth advisory |
70 |
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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
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