Top 30 MNC Companies in Chennai (2026): Salary & Roles

But little noticed was the emergence of Chennai as one of the most potent business hubs in India and 2025 will see the world pay heed to the city of performers. The city of Chennai is often referred to as the “Detroit of India” due to the large-scale auto manufacturing industry and the “Silicon Valley of India” for its strong IT corridor, while having two industrial identities under one roof. 

The MNC companies are spread across various industries such as IT, BFSI, Pharma, Automotive, Aerospace making it a career haven for both freshers and experienced ones in Chennai. Because of its world-class infrastructure such as OMR (Old Mahabalipuram Road), Tidel Park, and the upcoming IT Expressway, Chennai has the potential to attract opportunities, but not to the same extent as Bengaluru and Hyderabad and with a lower cost of living and a more vibrant cultural tapestry.

Chennai: India’s Dual-Industry Capital

• Infamous manufacturing hubs of Ford (legacy), Hyundai, BMW, Renault-Nissan, Royal Enfield, and Ashok Leyland are all located in Detroit of India.The city of Detroit of India is home to some of the most infamous manufacturing joints like Ford (legacy), Hyundai, BMW, Renault-Nissan, Royal Enfield, and Ashok Leyland.
• The Silicon Valley of India is where OMR is home to 500+ IT companies such as TCS, Infosys, Wipro, Cognizant and HCL.
• It is the third largest IT hub in India after Bengaluru and Hyderabad with a contribution of more than Rs. The country has been exporting IT products at the rate of 1.5 lakh crore annually.
• The BFSI Powerhouse is home to the headquarters of prominent banks and financial MNCs such as Standard Chartered GBS, DBS Bank and La Banque Postale.
• Pharma & Biotech Cluster — Features major international pharma companies such as Pfizer, Novartis and GlaxoSmithKline
• Aerospace Hub — Boeing, Airbus, and Safran, have their engineering and MRO activities from here.
• The logistics, export-import and manufacturing MNCs are benefiting from proximity due to Port Advantage: Chennai Port and Ennore Port.
• Enviable Cost of Living 20–30% cheaper than in Bengaluru, and salaries can go a long way to cover expenses for professionals
• Talent Pool 80,000+ engineering graduates from the talent pool of Anna University ecosystem and 500+ engineering colleges per year.
• Connectivity of Chennai International Airport, growing metro connectivity and NH-44 & NH-32 provide seamless connectivity.

Quick Comparison: Top MNC Companies in Chennai by Sector

Detailed Company Listings — 30 MNC Companies in Chennai 2026

1. Tata Consultancy Services (TCS)

TCS is the largest IT company in India and the largest delivery centre in Chennai is in the city of TCS. TCS Chennai has a giant campus in Siruseri, catering to clients in BFSI, retail and healthcare sectors globally. The company is one of the leading recruiters from all the Engineering Colleges in Tamilnadu. TCS is a benchmark company for MNCs to look up to for freshers as well as lateral to hire in Chennai.

Key Services:

• Enterprise IT & Cloud Solutions
• AI/ML & Data Analytics
• Banking & Financial IT Services
• Agile Software Development

Website: www.tcs.com

2. Cognizant Technology Solutions

Originally headquartered in Chennai, Cognizant has strong ties with the city and is one of the leading employers. It has a gigantic campus at Sholinganallur, which has more than 45,000 employees. Cognizant is a strong believer in digital engineering, AI and cloud platforms. The firm has always been in the top list of best MNC companies to work given to mid-level staff in Chennai for work culture and career development.

Key Services:

• Digital Engineering & Cloud
• AI & Intelligent Process Automation
• Healthcare IT Solutions
• SAP & ERP Implementation

Website: www.cognizant.com

3. Infosys

Infosys in Chennai is one of the biggest delivery centers of the company in India. The campus is situated on the IT highway in OMR and is famous for its high quality training courses for freshers like InfyTQ, Infosys Springboard. The company’s strengths lie in its banking technology, retail IT and engineering services. It is one of the most reputed companies in Chennai that provides stability in one’s career.

Key Services:

• Banking Technology & Fintech
• Cloud & Digital Transformation
• Data Engineering & AI
• Supply Chain IT Solutions

Website: www.infosys.com

4. Wipro Technologies

Wipro is well established with multiple campuses in OMR and Perungudi, Chennai. Wipro Chennai not only provides support to traditional IT but also in the field of Semiconductor/ VLSI engineering to global clients. Thousands of students from Tamil Nadu are drawn into the company’s Elite National Talent Hunt (ELITE) program, each year. Wipro is one of the strong MNC Companies in Chennai, which provides structured career paths for both technology and consulting domain.

Key Services:

• Cloud Infrastructure & Cybersecurity
• VLSI & Semiconductor Engineering
• AI/ML Product Development
• IT Outsourcing & BPO

Website: www.wipro.com

5. HCL Technologies

HCL Technologies has a big, still expanding campus in the southern OMR area close to Navallur. HCL is also famous for its engineering and R&D services and therefore it is an excellent choice for engineering graduates who are looking for core engineering jobs. It is the company’s Mode 1-2-3 approach, which spans the whole range from traditional IT to cloud-native solutions and digital platforms. HCL has always been a leader in the field of engineering innovation among MNC companies in Chennai.

Key Services:

• Engineering & R&D Services
• Digital Process Operations
• IoT & Connected Platforms
• Cybersecurity & Compliance

Website: www.hcltech.com

6. Accenture

Accenture is one of the largest foreign-owned MNC companies in Chennai with various delivery centres. Accenture Chennai offers consulting, analytics and Salesforce/SAP solutions to over 40+ industries worldwide. The company offers good training possibilities with Future Talent Platform, and is one of the most popular employers of MBA and MBA Tech students.

Key Services:

• Strategy & Management Consulting
• Salesforce & SAP Implementation
• Cloud Migration Services
• Analytics & Applied Intelligence

Website: www.accenture.com

7. Capgemini

The Chennai delivery centre of Capgemini is one of the biggest in the country having a workforce of more than 22,000 members. The global giant, whose roots are in France, is particularly active in the fields of SAP services, engineering solutions and intelligent automation. Every year Capgemini conducts mass recruitment drives at the Engineering Colleges in Chennai. It has become a stalwart amongst the top MNC companies in Chennai for lateralization in 2-5 years experience.

Key Services:

• SAP S/4HANA Services
• Intelligent Automation & RPA
• Application Modernisation
• Digital & Cloud Platforms

Website: www.capgemini.com

8. IBM India

The Watson AI, hybrid cloud and consulting delivery functions of IBM are important features that are headquartered in Chennai. The partnership with IIT Madras and the Anna University is a close one for research collaborations and recruitment by IBM. The company’s innovative culture that aligns IBM Research, Red Hat integrations and z/OS mainframes is a draw for the city’s top technical talent. IBM is among the top MNCs in Chennai for techies aspiring to build careers in AI and Cloud.

Key Services:

• Watson AI & Machine Learning
• Hybrid Cloud & Red Hat OpenShift
• IT Infrastructure Management
• Cybersecurity & Risk Consulting

Website: www.ibm.com

9. Amazon Development Centre India

The Chennai office of Amazon is developing the cutting edge AWS technologies, Alexa integrations and logistics technology platforms. The company has a strong recruitment drive from IIT Madras, NIT Trichy and the other premier engineering institutes in Chennai. Amazon’s leadership interview process is challenging and rewarding, and is based on their principles. Amazon is one of the preferred companies to work for entry level compensation packages among the MNC companies in Chennai.

Key Services:

• AWS Cloud Product Development
• Logistics & Supply Chain Tech
• Alexa & Voice AI Engineering
• E-commerce Platform Development

Website: www.amazon.in

10. Microsoft India

The Microsoft office in Chennai is a strategic hub for the development of Azure cloud, Microsoft 365 and AI platform. The company attracts the best engineers from the best colleges and the company is known for its inclusive culture & high employee satisfaction score. The TEALS and GitHub developer communities in Tamil Nadu are also led by Microsoft Chennai. It is one of the top-paying MNC companies of Chennai as a Software Engineer.

Key Services:

• Azure Cloud Engineering
• Microsoft 365 & Productivity Tools
• AI/Copilot Platform Development
• Open Source & GitHub Initiatives

Website: www.microsoft.com

11. Oracle India

As one of the busiest centers in Oracle India, the Chennai location is mainly dedicated to Oracle Cloud Infrastructure (OCI), ERP implementations and database engineering. The firm’s clients span the retail, telecom and manufacturing sectors and are from the Fortune 500. Among them is Oracle Chennai that has a good reputation for recruiting talented Java and database professionals and provides one of the most well-defined technical career paths. Freshers usually end up in cloud and product positions when they join Oracle, within 2-3 years of their joining.

Key Services:

• Oracle Cloud ERP & HCM
• Database Engineering & Administration
• Java-based Enterprise Applications
• Cloud Infrastructure & SaaS Products

Website: www.oracle.com

12. SAP Labs India

The SAP Labs India Centre in Chennai is an integral product development centre for SAP’s world-wide deployed solutions, S/4HANA and Business Technology Platform (BTP). SAP Labs has a different product strategy than the conventional IT service provider organization and is a premium place to work for software engineers keen on product development and not client delivery. The Chennai team plays an active role in SAP Fiori, SAP Analytics Cloud and integrating AI into ERP modules that are utilized by millions of businesses around the world.

Key Services:

• SAP S/4HANA Product Development
• Business Technology Platform (BTP)
• SAP Fiori & UX Engineering
• AI & Analytics Integration in ERP

Website: www.sap.com

13. DXC Technology

The company DXC Technology, a result of the merger of HP and CSC has a strong delivery footprint in Chennai. It is a specialist in managing complex IT environments for clients in the insurance, healthcare and public sector industries worldwide. DXC Chennai is responsible for large-scale application management, cloud migration and workplace transformation projects. It’s especially popular for providing secure, career-oriented employment that promotes steady growth and advancement, which makes it ideal for individuals seeking structured, corporate-based stable and long-term employment.

Key Services:

• IT Outsourcing & Application Management
• Cloud & Infrastructure Modernisation
• Insurance Technology Solutions
• Digital Workplace Services

Website: www.dxc.com

14. CGI Group

Based in Canada, CGI Group maintains a large delivery centre in Chennai for their clients who are in the government, banking and communications domain. It’s a member-owner company where employees are referred to as “members” and benefit from the company’s financial success through profit sharing. Professionals at CGI Chennai have the opportunity to work on large-scale legacy modernization and digital transformation projects in North America and Europe that last several years, on government IT contracts.

Key Services:

• Government IT & Digital Services
• Banking & Financial Systems Modernisation
• Telecommunications IT Solutions
• ERP & Enterprise Application Services

Website: www.cgi.com

15. Hexaware Technologies

Hexaware Technologies has a key delivery center in Chennai and is one of the fastest growing mid size IT companies in India. The company has established a solid reputation in areas of intelligent automation, cloud-native application development and AI-powered testing. The strategy of Hexaware, “Automate Everything, Cloudify Everything, Transform Customer Experiences” directly impacts its operations at Chennai. It has a relatively flat company structure that enables quicker progression of career than larger IT companies and services clients across the banking, healthcare and travel verticals.

Key Services:

• Robotic Process Automation (RPA)
• Cloud-Native Application Development
• AI-Driven Software Testing
• Digital Customer Experience Solutions

Website: www.hexaware.com

16. Mphasis

Mphasis is an IT services company that is specifically focused on the banking, financial services, and insurance (BFSI) industry, and is owned by Blackstone. It has one of the premier delivery hubs in Chennai that cater to mortgage technology, wealth management platforms and core banking transformation requirements of leading financial institutions in the United States and Europe. With a strong focus on financial technology, Mphasis is a sought-after employer for individuals aiming to combine technology and finance for a career in financial technology. The company also puts a lot of resources into AI and cloud technologies.

Key Services:

• Core Banking & Mortgage Technology
• Wealth & Asset Management Platforms
• Cloud & DevSecOps for BFSI
• AI-Powered Financial Analytics

Website: www.mphasis.com

17. L&T Technology Services (LTTS)

L&T Technology Services is India’s largest pure-play engineering and R&D service provider with its Chennai centre a hub for automotive, aerospace and industrial product engineering. Unlike conventional IT companies, LTTS operates with tangible physical product engineering, such as embedded systems for EVs, structural analysis of parts for aircraft. For mechanical, electronics and electrical engineers looking to join cutting edge Engineering programs in the world while having their base in Chennai, LTTS is a wonderful place to be.

Key Services:

• Embedded Systems & IoT Engineering
• Automotive & EV Technology R&D
• Aerospace Structural Engineering
• Industrial Automation & Robotics

Website: www.ltts.com

18. Tech Mahindra

The delivery centre of Tech Mahindra at Chennai is one of the biggest delivery centres in South India where they specialize in the 5G, Network Engineering and Telecom Technology. From its base in Chennai, the company caters to global telecom carriers such as AT&T, BT Group and Vodafone. Tech Mahindra is also ramping up its activities in AI, gaming technology and metaverse solutions with its TechM NXT.NOW initiative. Tech Mahindra Chennai provides niche telecom job opportunities that are not available in other companies for freshers from electronics/ communication engineering background.

Key Services:

• 5G Network Engineering & Testing
• Telecom BSS/OSS Solutions
• AI & Cognitive Computing Services
• Digital Transformation for Enterprises

Website: www.techmahindra.com

19. EPAM Systems

EPAM Systems is a U.S.-based global product engineering firm, one of the most technically challenging employers when it comes to MNCs in Chennai. In contrast to typical IT service organizations, EPAM has only one thing in mind: digital platform and software development for technology companies worldwide. The Chennai centre is involved in e-commerce platforms, media streaming technology as well as enterprise SaaS products. EPAM has a reputation for a difficult selection process and an engineering–first culture, so the place is a developer’s dream to produce code of high quality and for products.

Key Services:

• Digital Product Engineering & Development
• Cloud Platform Architecture
• UI/UX & Experience Design
• Data Engineering & AI Integration

Website: www.epam.com

20. Conduent

Conduent is a Xerox spin-off specializing in business process outsourcing services to government, healthcare and transportation clients worldwide. It is a Chennai center that processes high volume transactions, claims and electronic document services for clients in the USA and Europe. Conduent is one of the easier entry level employers in Chennai that provides well defined procedures and good training for commerce/arts graduates as well as information technology holders. The company processes billions of transactions in India every year and supports more than 20 state governments in the USA.

Key Services:

• Government Benefits Administration
• Healthcare Claims Processing
• Digital Document & Workflow Management
• Customer Experience & Contact Centre Solutions

Website: www.conduent.com

21. Unisys

Unisys has been present in Chennai for more than 20 years and has established a strong brand name for providing strong IT infrastructure and cyber security solutions to its banking, airline and government customers across the globe. The proprietary Stealth security platform of the company and ClearPath mainframe systems are managed and supported from the Chennai centre. Unisys Chennai is a strong player with regard to IT service management and end user computing solutions. 

Key Services:

• IT Infrastructure Management & Outsourcing
• Cybersecurity & Stealth Zero-Trust Platform
• ClearPath Mainframe Solutions
• Cloud & End-User Computing Services

Website: www.unisys.com

22. Sutherland Global Services

As one of the biggest BPO employers in Chennai, Sutherland Global Services is unique in occupying the dual customer job and advanced analytics and automation space. With its family roots in Tamil Nadu and strong presence in the region, Sutherland has established itself as a global delivery partner with a strong footprint in the healthcare, insurance, retail and technology sectors with multiple delivery centres throughout Chennai. The company has a great people culture, has active employee engagement programs and has clear paths to promotion and rewards for performance that are immediate. 

Key Services:

• Customer Experience & Contact Centre Operations
• Healthcare Revenue Cycle Management
• Intelligent Automation & RPA Solutions
• Digital Analytics & Insights Services

Website: www.suth.com

23. Syntel (Atos)

Syntel, a business of the Atos group since its acquisition in 2018, is well supported in Chennai in terms of IT delivery. The company specializes in digital transformation, application modernization, and cloud migration services for its insurance, healthcare, and retail clients. One of the largest IT companies in Europe, Atos has a worldwide clientele base and the Chennai office has a good number of clients from North America and Europe. The company is also renowned for its structured mentorship for freshers on entering software development and testing streams, coupled with sound technical training programs.

Key Services:

• Application Modernisation & Legacy Migration
• Cloud Transformation Services
• Insurance & Healthcare IT Solutions
• Agile Software Development & QA

Website: www.atos.net

24. Virtusa

Virtusa, a US-based digital engineering firm, has a strong foothold in digital product engineering and banking technology in Chennai and is expanding there. It collaborates with major financial institutions and banks around the globe to create state-of-the-art digital banking solutions. The Salesforce and open banking prowess along with Agile-first delivery model are some of the key aspects that make Virtusa’s Chennai team stand out. The company has been adding a slew of staff members in Chennai since being acquired by Polaris Alpha, and is one of the more dynamic mid-size employers on the OMR corridor.

Key Services:

• Digital Banking Platform Engineering
• Salesforce & CRM Solutions
• Open Banking & API Development
• Agile Software Delivery & DevOps

Website: www.virtusa.com

25. LTIMindtree

In 2022, L&T Infotech merged with Mindtree to form LTIMindtree, one of the leading IT companies in India, and continues to be a strong delivery hub in Chennai. The company’s strengths lie in LTI’s core banking and manufacturing IT strengths and the expertise that Mindtree brings to digital experience and cloud engineering. It has one of its important talent hotspots in Chennai for the role of SAP services, data engineering and digital transformation programs. LTIMindtree is known for the dynamic workplace, learning and development initiatives as well as competitive lateral hiring packages.

Key Services:

• SAP S/4HANA & ERP Services
• Cloud & Data Engineering
• Digital Experience & UI Engineering
• Manufacturing & Hi-Tech IT Solutions

Website: www.ltimindtree.com

26. Zoho Corporation

One of the biggest tech companies in India, Zoho Corporation is unique from the rest of the companies that appear in this list because it is a company that creates world-class software rather than IT services for other companies. With over 100 million users across 180+ countries, Zoho’s suite of 55+ business applications, such as Zoho CRM, Zoho Books, Zoho Desk, and Zoho Analytics is being used by businesses. The company is privately owned, deeply rooted in localism with campuses in smaller towns in Tamil Nadu such as Tenkasi and Renigunta, and is 100 percent bootstrapped and focused on rural employment.

Key Services:

• CRM & Sales Automation (Zoho CRM)
• Finance & Accounting Software (Zoho Books)
• HR & People Management (Zoho People)
• Collaboration & Productivity Suite (Zoho Workplace)

Website: www.zoho.com

27. Freshworks

Freshworks is the most popular startup from Chennai to become a global-SaaS-giant, it is the first Indian SaaS startup to list in the NASDAQ in 2021. More than 68,000 companies around the world, such as Bridgestone, HP and Pearson, use its flagship solutions Freshdesk, Freshservice and Freshsales. The vibrant, startup energy, Chennai headquarter of Freshworks is proving to be a hub for some of the country’s best engineering and product talent. It is considered to be the top employer for a professional seeking a high growth organization, product centric and fast paced environment in Chennai.

Key Services:

• Customer Support Software (Freshdesk)
• IT Service Management (Freshservice)
• CRM & Sales Automation (Freshsales)
• AI-Powered Customer Engagement Platform

Website: www.freshworks.com

28. PayPal Technology Centre

PayPal’s Chennai technology centre is among the three technology hubs established around the world, namely in Chennai, Singapore and San Jose, and is of tremendous importance in PayPal’s product and technology strategy. The Chennai team focuses on key payment infrastructure development, fraud detection algorithms, machine learning models for fraud management and checkout experience engineering, which all drive PayPal’s platform that’s utilized by 430 million plus accounts worldwide. 

Key Services:

• Global Payment Infrastructure Engineering
• Fraud Detection & Risk ML Models
• Cybersecurity & Identity Verification
• Checkout Experience & Merchant Solutions

Website: www.paypal.com

29. Motorola Solutions

Motorola Solutions’ engineering centre in Chennai is recognized worldwide for the innovative development of mission-critical communications technology – the technology trusted by police, fire, emergency and defence agencies around the world. Motorola Solutions’ business is exclusively with public safety and enterprise communications, rather than consumer electronics. The Chennai team is involved with the development of TETRA radio systems, LTE PTT based platforms, video surveillance analytics and command centre software. 

Key Services:

• TETRA & LTE Mission-Critical Radio Systems
• Public Safety Video Surveillance Analytics
• Command Centre & Dispatch Software
• Broadband Push-to-Talk Platform Engineering

Website: www.motorolasolutions.com

30. Siemens Technology India

The Siemens Technology India (STI) Chennai unit is located at the exciting junction where industry and digital technology meet. The Ambattur works manufacture switchgear, power distribution transformer products and industrial control systems in addition to having a large software and automation R&D centre. Siemens Chennai is involved in various projects in India and abroad in the area of Smart Grid, Building Automation, Railway Electrification and Industry 4.0 solutions. 

Key Services:

• Industrial Automation & Control Systems
• Smart Grid & Power Distribution Technology
• Building Technologies & Energy Management
• Industry 4.0 & Digital Twin Solutions

Website: www.siemens.com

Manufacturing MNCs in Chennai — A Unique Differentiator

Chennai is all about its manufacturing ecosystem that makes it stand out from the rest of Indian IT cities. This is a unique combination of high-end software development combined with heavy industry; no other metro offers this kind of a combination — and this is an edge for Chennai professionals.

• Hyundai Motor India is the sole manufacturing unit outside South Korea by Hyundai. It manufactures more than 7.5 lakh cars each year with direct employment of 15000+ workers.
• BMW India is the only BMW manufacturing unit in India is in Sriperumbudur, Chennai, where premium models like 3 Series, 5 Series, X1 and X5 are produced.
• Ashok Leyland is India’s second largest commercial vehicle maker with its main manufacturing plants located at Ennore and Ambattur, Chennai.
• Boeing India – Boeing’s engineering and design centre based in Chennai is involved in the programmes of 737, 777 and Dreamliner all over the world.
• Airbus India — Airbus India has an engineering centre in Chennai that is engaged in the structural engineering projects of A320 and A350 aircraft.
• Renault-Nissan Alliance — The Oragadam plant is the biggest car manufacturing plant in South India, which makes Renault Kwid, Triber and Nissan Magnite.
• French glass and materials major Saint-Gobain has its biggest Research and Development centre in India at Chennai, where it offers a variety of jobs in material science.
• Delphi Technologies is a company based in the MEPZ Special Economic Zone that specializes in the manufacturing of automotive electronics and EV components.
• Thousands of mechanical and industrial engineers work at the Thiruvallur plant of Caterpillar India (Heavy machinery and engines)
• Siemens — Siemens’ manufacturing and technology business at Ambattur manufactures switchgear, transformers and industrial automation solutions.

Banking & Financial MNCs in Chennai

Conclusion

The City of Temples and Beaches of Chennai in 2025 is so much more than that, it’s a city of career opportunities that outclass themselves. With a wide array of MNC companies across the IT, manufacturing, BFSI, pharma and aerospace segments, Chennai is one of the most robust job markets in Asia. From computer science freshers to target job offers from companies like TCS, or Amazon, mechanical engineers looking for a job offer from BMW or Hyundai, or finance professionals who are looking for a role in any top company in the GCC region like Goldman Sachs or JP Morgan — Chennai has a door that’s open for all. 

Chevrolet’s 2014 ECO S provides good fuel economy, excellent handling, a wealth of standard safety and convenience features, and an affordable price.The ECO S from Chevrolet in 2014 offers good fuel economy, excellent handling, numerous standard safety and convenience options and an affordable price. The city is not only expanding, it’s accelerating.

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Frequently Asked Questions (FAQs)

Which IT Company has the most number of employees in Chennai? 

TCS is the leader with 50,000+ employees in Chennai followed by close contenders, Cognizant (45,000+) and Accenture (35,000+). All three have the main campuses in OMR and Sholinganallur.

Which is better for IT jobs– Chennai or Bengaluru? 

They are two strong cities. Bengaluru has more startups, slightly better pay at the higher end but the cost of living is 20-30% lower in Chennai, traffic is not as heavy and jobs are more stable, particularly in manufacturing, BFSI, core engineering jobs etc.

In which area of the city of Chennai is the number of MNC companies the most? 

The undisputed hub with 500+ IT companies is OMR (Old Mahabalipuram Road) or as it is referred to as, the IT Corridor! Sriperumbudur and Oragadam are the manufacturing hubs for MNCs and Nungambakkam and Adyar are the hubs for the major banking and financial MNCs.

Are there any non-IT jobs in MNC in Chennai? 

Absolutely. For non-IT graduates, the opportunities in the automobile industry (Hyundai, BMW, Renault-Nissan), banking business (Standard Chartered Bank, DBS Bank, HSBC GCC), pharma (Pfizer, GlaxoSmithKline) and the aerospace industry (Boeing, Airbus) are huge in Chennai.

Name the pharmaceutical MNCs at chennai? 

Some of the major pharma MNCs based in Chennai include: Pfizer, Novartis, GlaxoSmithKline (GSK), Abbott India and Sanofi, mostly in Guindy, Ambattur SIDCO Industrial Estate and MEPZ Special Economic Zone.