The companies with in-house R&D in West Bengal include a mix of large established enterprises and some mid-sized firms, predominantly in manufacturing and heavy industry. Exide Industries specializes in lead-acid storage batteries, while Century Plyboards manufactures plywood and laminates. SKIPPER LIMITED produces transmission structures and PVC pipes, and Vikram Solar is a solar module manufacturer. Coal India Limited operates in coal mining, and Titagarh manufactures railway rolling stock.
A clear pattern is the concentration of headquarters in Kolkata, indicating the city's role as a commercial and industrial hub within the region. The sectors represented include diversified manufacturing, chemicals, construction, and mining, alongside some professional training and higher education institutions.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Exide Industries Limitedexideindustries.com
A leading brand in India for over 70 years, specializing in manufacturing a wide range of lead-acid storage batteries for various industries globally |
7,296 | |||
| 2 |
Indian Institute of Technology, Kharagpuriitkgp.ac.in
An autonomous university in India, with 27 departments, offering education to over 10,000 students and employing 1,700 staff members |
5,882 | |||
| 3 |
Century Plyboards (I) Limitedcenturyply.com
Leading manufacturer of plywood, block boards, doors, laminates, and veneers in India, setting new standards in the decoratives industry since 1986 |
3,646 | |||
| 4 |
SKIPPER LIMITEDskipperlimited.com
Leading manufacturer of Transmission & Distribution Structures, PVC Pipes & Fittings Top 3 in India, top 10 in the world, with global market reach in 45+ countries |
2,647 | |||
| 5 |
Coal India Limitedcoalindia.in
A leading state-owned coal mining corporation in India with the largest coal production in the world and diverse subsidiary operations |
2,498 | |||
| 6 |
ICA Edu Skillsicajobguarantee.com
India's leading vocational training institute specializing in Computerised Accounting, offering job-oriented courses in Finance and Taxation with practical training and high placement rates |
2,370 | |||
| 7 |
Vikram Solarvikramsolar.com
A leading solar module manufacturer and integrated energy solutions provider, offering EPC and O&M services globally with a focus on high efficiency PV modules |
2,081 | |||
| 8 |
Bridge and Roof Company (India) Limitedbridgeroof.co.in
A multi-disciplinary engineering and construction organization with extensive experience serving major project implementation authorities in India, with high expertise and in-house resources |
1,989 | |||
| 9 |
Ramkrishna Forgings Limitedramkrishnaforgings.com
A global leader in the forging industry, promoting innovation, sustainable growth, and social responsibility with operations in multiple countries |
1,887 | |||
| 10 |
PCBL Chemicalpcblltd.com
A leading carbon black manufacturer with over 60 years of experience, operating in India and globally with state-of-the-art production plants and research centers |
1,731 | |||
| 11 |
Titagarhtitagarh.in
A leading Indian manufacturer of railway passenger and freight rolling stock, with global presence spanning India, Italy, and France Specializing in specialized engineering equipment |
1,556 | |||
| 12 |
Paharpur Cooling Towerspaharpur.com
Global leader in process cooling equipment manufacturing with over 70 years of experience, offering custom solutions for industries worldwide |
1,523 | |||
| 13 |
Usha Martin Limitedushamartin.com
Leading manufacturer of steel wire rope & related products for various industries worldwide, providing high-performance solutions through state-of-the-art facilities and global service centers |
1,516 | |||
| 14 |
M. N. Dastur & Co. (P) Ltd.dastur.com
A pioneering engineering consultancy with a global reputation offering integrated design and engineering services for projects across industries worldwide |
1,281 | |||
| 15 |
Himadri Speciality Chemical Ltd.himadri.com
Leading specialty chemical company specializing in carbon products, with a focus on innovation, R&D, and vertical integration to cater to global industry needs |
1,136 | |||
| 16 |
Tega Industriestegaindustries.com
A global leader in heavy-duty engineering products for mining and material handling industries, with over 47 years of experience and a worldwide presence |
1,082 | |||
| 17 |
TCG Lifesciences Pvt Ltd.tcgls.com
Global Contract Research and CDMO providing innovative R&D services in pharmaceutical, biotech sectors Specializing in chemistry synthesis, pharmacology, DMPK, and analytical development |
1,079 | |||
| 18 |
LUMINO INDUSTRIES LIMITEDluminoindustries.com
Manufacturer of overhead transmission line conductors and AB cables, also offering Engineering Procurement Construction services for last-mile electricity distribution in India |
838 | |||
| 19 |
Coal India Limitedcoalindia.in
A state-owned coal mining corporation in India, CIL is the largest coal producer globally with multiple subsidiaries and training institutes |
836 | |||
| 20 |
Tata Metalikstatasteel.com
A leading manufacturer of foundry grade Pig Iron and Ductile Iron Pipes, providing the latest updates on products and innovations |
809 | |||
| 21 |
TIL Limitedtilindia.in
Manufacturing high-quality material handling and infrastructure equipment with advanced R&D, serving diverse industries across India and maintaining global alliances. |
787 | |||
| 22 |
Veedolveedolindia.com
Leading manufacturer and marketer of quality lubricants in India, catering to automotive and industrial segments with a range of high performance engine oils, gear oils, transmission oils, and greases |
776 | |||
| 23 |
Aludecoraludecor.com
Manufacturer of high-quality coated and composite products using innovative technologies, eco-friendly materials, and stringent quality checks to meet international standards |
737 | |||
| 24 |
HEG limitedhegltd.com
An ISO certified graphite company with largest integrated plant globally, specializing in graphite electrodes and specialities, with strong focus on exports |
732 | |||
| 25 |
West Coast Paper Millswestcoastpaper.com
A leading paper producer in India, focused on innovation, sustainability, and quality, serving various industries with environmentally friendly products |
708 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 26 |
Lalbaba Engineeringlalbabagroup.com
Manufacturing group founded in 1964 specializing in pneumatic forging, fabrication, and supplying products to Indian Railways and OEMs |
601 | |||
| 27 |
Garden Reach Shipbuilders & Engineers Ltd.grse.in
A leading Indian warship building company under Ministry of Defence, specializing in building warships, platforms, engines, and engineering activities since 1884 |
591 | |||
| 28 |
Pan Seedspanseeds.in
Agricultural seed producer specializing in high-quality rice seeds, expanding into other crops and agriculture hand sprayers with a strong distribution network |
582 | |||
| 29 |
SRMB Steelsrmbsteel.com
A leading Indian reinforcement company with state-of-the-art production of TMT bars and sectional steel products, focused on meeting customer needs |
577 | |||
| 30 |
Indian Institute of Engineering Science and Technology (IIEST), Shibpuriiests.ac.in
National engineering and research institution offering bachelor's, master's, and doctorate degrees in engineering, architecture, science, and management since 1856 Located in West Bengal |
576 | |||
| 31 |
Amity University Kolkataamity.edu
Provider of globally benchmarked, research-oriented education with industry-oriented academic programs and sprawling campus facilities comparable to Ivy League universities |
574 | |||
| 32 |
IISER KOLKATAiiserkol.ac.in
An autonomous institution integrating education with research through undergraduate teaching, doctoral and postdoctoral research programs in various disciplines |
563 | |||
| 33 |
Jupiter International Limitedjil-jupiter.com
India-based solar power solutions company manufacturing high quality poly-crystalline solar cells with global standards Committed to quality, efficiency, and aggressive expansion in the industry |
543 | |||
| 34 |
TATA MEDICAL CENTERtmckolkata.com
Integrated oncology facility providing comprehensive cancer care, education, and research with a philanthropic approach, serving all sections of society |
521 | |||
| 35 |
Ion Exchange (India) Ltdionexchangeglobal.com
Specialists in water and environment management, providing total solutions for water treatment, waste water treatment, recycle, and zero liquid discharge |
517 | |||
| 36 |
UNIVERSITY OF SCIENCE AND TECHNOLOGY, MEGHALAYAustm.ac.in
A private university in North East India offering accredited science & technology programs, promoting research, innovation, invention, and entrepreneurship for regional development |
494 | |||
| 37 |
WPILwpil.co.in
A multinational pumps and systems company with a focus on specialized pumping products, offering end-to-end EPC solutions for large water distribution systems |
454 | |||
| 38 |
Indian Institute of Science Education & Research (IISER), Kolkataiiserkol.ac.in
This organization focuses on integrating teaching and cutting-edge research at research universities to make basic sciences more attractive and accessible |
453 | |||
| 39 |
Websol Energy System Limitedwebelsolar.com
A leading manufacturer in India of high-quality photovoltaic monocrystalline solar cells and modules for various applications since 1994 |
407 | |||
| 40 |
Crescent Foundrycrescentfoundry.com
A prominent Indian exporter established in 1982 specializing in ferrous castings such as counterweights, municipal, agricultural, and other OEM products |
405 | |||
| 41 |
UDYOGIudyogisafety.com
The company provides integrated safety solutions, products, services, and training that comply with global standards, focusing on risk assessment and proactive safety management |
391 | |||
| 42 |
Reeastindiapharma.org
A biotechnology organization specializing in pharmaceutical development, located in Kolkata, India |
364 | |||
| 43 |
Sister Nivedita Universityac.in
A university in New Town, Kolkata offering a wide range of educational programs and research in various disciplines, focusing on skill development and women empowerment |
335 | |||
| 44 |
La Opala RG Ltd.laopala.in
A leading tableware company in India manufacturing and marketing lifestyle products in the glass and glassware segment under various brands |
334 | |||
| 45 |
Shyam Steel Indiashyamsteel.com
A leading steel organization in India, known for quality products in infrastructure projects due to innovation, excellence, and dedication |
318 | |||
| 46 |
Balaji Solutions Limitedbalajisolutions.in
A leading electronics manufacturer in India producing chargers, cables, powerbanks, earphones, and more, with a focus on quality and consumer preferences |
310 | |||
| 47 |
Susrut Eye Foundation & Research Centresusrut.org
A hospital and healthcare company in Kolkata, India, specializing in eye care, research, and providing medical services to the community |
302 | |||
| 48 |
ESKAG Pharma (P) Ltd.eskag.in
A pharmaceutical company within Eskag Group specializing in manufacturing and marketing a wide range of specialty medicines and healthcare products |
278 | |||
| 49 |
The Institute of Neurosciences Kolkataneurokolkata.org
A state-of-the-art institute in Kolkata specializing in neurological disorders research and treatment, offering comprehensive programs for adults and children |
267 | |||
| 50 |
MSR IT Ltd.msrlimited.com
Global technology provider delivering business solutions and consultancy services through industry-specific offerings like software development, technical support, and infrastructure management to clients worldwide |
255 | |||
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More company lists in West Bengal
- The largest companies in West Bengal 683
- Manufacturers in West Bengal 128
- Education providers in West Bengal 91
- Multinational companies in West Bengal 75
- Publicly traded companies in West Bengal 58
- Retail chains in West Bengal 57
- Critical infrastructure operators in West Bengal 52
- Corporate groups and holding companies in West Bengal 52
- IT Services and IT Consulting companies in West Bengal 51
- Public sector organisations in West Bengal 49
- Financial services firms in West Bengal 46
- Higher Education companies in West Bengal 46
- Healthcare providers in West Bengal 42
- IT services companies in West Bengal 38
- Financial Services companies in West Bengal 37
- Hospitals and Health Care companies in West Bengal 37
- Energy companies in West Bengal 36
- Education Administration Programs companies in West Bengal 32
- Consumer goods companies in West Bengal 28
- Mining companies in West Bengal 28
- Chemical companies in West Bengal 26
- E-commerce companies in West Bengal 26
- Companies with a mobile app in West Bengal 25
- Manufacturing companies in West Bengal 25
The same list elsewhere in India
- Companies with in-house R&D in India 1,990
- Companies with in-house R&D in Maharashtra 514
- Companies with in-house R&D in Karnataka 271
- Companies with in-house R&D in Tamil Nadu 226
- Companies with in-house R&D in Haryana 166
- Companies with in-house R&D in Gujarat 143
- Companies with in-house R&D in Uttar Pradesh 124
- Companies with in-house R&D in Telangana 69
- Companies with in-house R&D in Rajasthan 41
- Companies with in-house R&D in Andhra Pradesh 36
- Companies with in-house R&D in Kerala 36
- Companies with in-house R&D in Punjab 34
- Companies with in-house R&D in Mumbai 258
- Companies with in-house R&D in Bengaluru 235
- Companies with in-house R&D in Pune 149
- Companies with in-house R&D in Chennai 132
- Companies with in-house R&D in New Delhi 126
- Companies with in-house R&D in Gurugram 124
- Companies with in-house R&D in Noida 75
- Companies with in-house R&D in Hyderabad 72
- Companies with in-house R&D in Ahmedabad 57
- Companies with in-house R&D in Kolkata 44
- Companies with in-house R&D in Coimbatore 41
- Companies with in-house R&D in Vadodara 40