| # | Company | Employees |
|---|---|---|
| 1 |
MSN Laboratoriesmsnlabs.com
A research-based pharmaceutical company with state-of-the-art manufacturing facilities, offering a wide range of high-quality and affordable medicines globally |
9,396 |
| 2 |
Mylan Laboratories Limitedmylan.in
Empowering people worldwide to live healthier at every stage of life, merging with Upjohn to become Viatris Follow our journey |
6,398 |
| 3 |
Laurus Labs Limitedlauruslabs.com
Innovation-driven organization offering products & services to pharmaceutical industry Specializing in APIs, NCE development, and nutraceutical ingredients for global healthcare |
3,867 |
| 4 |
Megha Engineering & Infrastructures Ltdmeil.in
Specializing in EPC services for irrigation, water, hydrocarbon, and power projects, along with manufacturing Spiral Welded Steel and Fibre Glass Reinforced Plastic pipes |
3,751 |
| 5 |
Hetero Drugs Ltdhetero.com
Research-based pharmaceutical company specializing in development, manufacturing, and marketing of APIs, intermediates, and affordable finished dosage drugs. |
3,447 |
| 6 |
Deccan Fine Chemicals Pvt. Limiteddeccanchemicals.com
A globally operating company specializing in custom manufacturing of active ingredients and advanced intermediates for agro, fine, and specialty chemical sectors |
2,680 |
| 7 |
Neuland Laboratories Limitedneulandlabs.com
Leading manufacturer of APIs and provider of chemistry solutions for pharmaceutical industry worldwide, with focus on contract research and manufacturing services |
1,994 |
| 8 |
Electronics Corporation of India Limited (ECIL), Department of Atomic Energy, Government of India.ecil.co.in
A pioneering multi-technology enterprise contributing to India's self-reliance in strategic electronics for sectors like Defence, Aerospace, IT, and E-Governance |
1,979 |
| 9 |
Gayatrigayatri.co.in
A diversified group with interests in construction of highways, power plants, sugar manufacturing, hospitality, and bio-organics, with a strong EPC presence in India |
1,244 |
| 10 |
Tata Advanced Systems Ltdtataadvancedsystems.com
A subsidiary focusing on defense, security, and disaster management solutions through technology development, transfer, and research for Indian Security Forces |
1,170 |
| 11 |
Vasudha Pharma Chem Ltd.vasudhapharma.com
A pharmaceutical company based in Hyderabad, India, specializing in manufacturing APIs, Pharma Intermediates, and pharmaceutical formulations with a focus on innovation and quality |
1,109 |
| 12 |
Vijai Electricals Limited, Hyderabadvijaielectricals.com
Manufacturing plant specializing in AMDTs with integrated supply chain, focusing on quality, price, and delivery schedules for power transformers |
1,080 |
| 13 |
VST Industries Limited (affiliate of British American Tobacco)vsthyd.com
A tobacco manufacturer incorporated in 1930, listed on the BSE and NSE, with a registered office in Hyderabad, India |
1,042 |
| 14 |
Rain Industriesrain-industries.com
A multinational conglomerate producing carbon-based products, advanced materials, and cement for various global industries with integrated logistics network |
1,028 |
| 15 |
MIC Electronics Ltdmic.co.in
Designs, develops, manufactures LED video displays, LED luminaires, and electronic/telecommunication equipment. Also develops telecom software, with a global presence. |
1,019 |
| 16 |
Pitti Engineering Limitedpitti.in
Manufacturing sheet metal components, motor cores, die-cast rotors, and electrical laminations while providing complex machining and value-added assembly services for global export markets. |
996 |
| 17 |
LCGC Resolute Groupresolutegoc.com
A conglomerate of market leading companies in electronic manufacturing, digital marketing, animation, and gaming with a wide geographical presence |
927 |
| 18 |
Patil Grouppatilgroup.com
Leading provider of railway track components and solutions for Indian railways, including concrete sleepers, fastening systems, turnouts, ballastless tracks, and welding services |
830 |
| 19 |
NACL Industries Limitednaclind.com
A leading agrochemical company in India with a strong global presence, manufacturing active ingredients, formulations, and fine chemicals since 1993 |
813 |
| 20 |
Lee Pharma Ltdleepharma.com
The company focuses on integrating environmental principles, conserving natural resources, reducing pollution, complying with regulations, and continually improving environmental practices |
802 |
| 21 |
Tirumala Milk Products (P) Ltd
Manufacturing and distributing dairy products including milk and related food items from Hyderabad, India, focusing on quality and freshness. |
775 |
| 22 |
Jodas Expoim Pvt. Ltd.jodasexpoim.in
A global pharmaceutical company specializing in generic medications for anti-infectives, anti-cancer, contrast media, and critical care, focused on quality, affordability, and growth |
730 |
| 23 |
Virchow Biotechvirchowbiotech.com
A leading global player in the Biopharma sector, focusing on research, development, and commercialization of a wide range of biologicals and bio-generics |
706 |
| 24 |
Puzzolana Indiapuzzolana.com
A diversified group based in Hyderabad with expertise in engineering solutions for infrastructure challenges, offering innovative products and solutions across various industries |
643 |
| 25 |
MVS ACMEI Technologies Pvt Ltdmvsgroup.co.in
A leading manufacturer of condition monitoring, industrial packaging, and woven coated fabrics, offering innovative solutions to global steel and metal industries |
636 |
| 26 |
PeopleLink Collaboration Inc.peoplelinkvc.com
Specializing in custom Audio Video Conferencing & TelePresence solutions, offering hardware accessories, software integration, and pre/post sales support for global clients |
607 |
| 27 |
Vivimed Labs Limitedvivimedlabs.com
Global supplier of niche molecules and formulations in healthcare, pharmaceuticals, and specialty chemicals, with a focus on innovation and quality |
594 |
| 28 |
ECIL-Rapiscan Limitedecilrapiscan.com
A joint venture specializing in manufacturing X-ray security systems for baggage, offering a range of security solutions, system integration, and after-sales services nationwide |
563 |
| 29 |
BAKEMATEbakemate.in
Exports and imports of high-quality biscuits, wafers, chocolates, and confectionery products from Hyderabad using ISO 22000 and BRC certified manufacturing facilities. |
94 |
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How this list is built
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 India
- Manufacturers in India 1,471
- Manufacturers in Maharashtra 432
- Manufacturers in Tamil Nadu 153
- Manufacturers in Haryana 148
- Manufacturers in Karnataka 137
- Manufacturers in Gujarat 114
- Manufacturers in Uttar Pradesh 87
- Manufacturers in West Bengal 73
- Manufacturers in Telangana 33
- Manufacturers in Mumbai 274
- Manufacturers in New Delhi 123
- Manufacturers in Bengaluru 118
- Manufacturers in Gurugram 115
- Manufacturers in Chennai 97
- Manufacturers in Pune 94
- Manufacturers in Kolkata 67
- Manufacturers in Noida 63
- Manufacturers in Ahmedabad 57