If you go by the estimations or predictions put out there by the experts, well, the manufacturing scene right here in India is going to be a big one in the coming few years or so. That’s just because a lot of nations around the globe are switching from China to India as their manufacturing partner, and that’s super good news right there. But the thing is, it is only going to be possible if the big manufacturing companies contribute or give their best and capture all the business. Thankfully, in a way, India is kinda ready for this manufacturing boom. That is precisely why we’re here to talk about these Top 10 Biggest Manufacturing Companies In India 2025, so you can get a better idea. Here we go.
1. Reliance Industries Ltd.
First of all, we wouldn’t be wrong at all if we say that Reliance Industries is the king of Indian manufacturing. It is the biggest company with a market capitalization of ₹19.37 lakh crore in 2025, and that right there is kinda mind-boggling. It is based out of Mumbai and has businesses dealing with petrochemicals, refining, and energy production. Their manufacturing plants produce fuel to plastics used in a number of industries. Their Jamnagar refinery, also the largest in the world, has carved out India’s name in global exports. While the company today also includes telecom and retail operations, manufacturing, by design, is a big baseline of the Indian economy.
2. Tata Steel Ltd.
Tata Steel is a name that has stood the test of time, and today, it is still calibered as one of the great steel manufacturing establishments. As of 2025, the market capitalization of Tata Steel is approximately ₹1.91 lakh crore. They cover everything from steel for construction, assembly, and infrastructure projects. They have plants in India and in a few other countries in Europe and Southeast Asia. This is one such entity in high demand globally, no two ways about that at all. High-end technology is employed by the company to make sure that the best quality steel is provided.
3. Larsen & Toubro (L&T)
L&T is a heavy engineering and manufacturing BIG name. Going by the market cap numbers, well, L&T had that on the ₹4.98 lakh crore mark as of June 2025. In any case, L&T does manufacture industrial equipment, power systems, and defense equipment. Their factories are spread across India, and they are famed for excellent engineering. L&T remains ahead of the pack owing to government expenditures on infrastructure and defense. So, if you are into big machines or complex systems, L&T is your destination.
4. Sun Pharmaceutical Industries Ltd.
Sun Pharma is the topmost player in India’s pharmaceutical world. Keeping their cool in 2025 with a market capitalization of ₹3.95 lakh crore, they are among the market darlings. It produces diverse kinds of drugs, from generics to specialty medicines, and exports to more than 100 countries. Their functioning is kept smooth with factories both in India and America. Their USP: research focus and very efficient production. Whether it be for India or big markets such as the US and EU, Sun Pharma makes sure medicines reach out worldwide.
5. Bajaj Auto Ltd.
If you talk about anything automotive-related, there is no way you can miss Bajaj Auto’s name, especially if it has something to do with two-wheelers. In the year 2025, it stood at a market capitalization of ₹2.37 lakh crore. They manufacture motorcycles and three-wheelers, which are exported to Asia, Africa, and Latin America. Their factories in Maharashtra and elsewhere are highly productive, embracing a great deal of automation. The fun bit now: they’re diving kinda deep into EVs with new EV models.
6. Hindalco Industries Ltd.
Hindalco, under the Aditya Birla Group, is one of the largest aluminum and copper manufacturers. In 2025, the company had a market capitalization of approximately ₹1.43 lakh crore. Aluminium sheets, foils, and copper cables produced here find applications in construction, transportation, and many other trades. Hindalco also has a global aluminium giant by the name of Novelis, so they have a worldwide reach.
7. ITC Ltd.
ITC might be known for snacks and soaps, but there has to be respect for the manufacturing might that it builds up. By the year 2025, ₹5.23 lakh of market capitalization is floating for this company. They produce paperboards, packaging, and agricultural products, which is helping sustain the pan-FMCG business. Their factories are a mix of products from foods to specialty papers, with modern technology at the center of it all for quality. An ITC manufacturing set-up constitutes the backbone of their retail successes because these move in a big way.
8. Maruti Suzuki India Ltd.
When the conversation centers around cars in India, Maruti Suzuki simply has to be mentioned. With a potential valuation of about ₹3.96 lakh in June 2025, Maruti Suzuki is an exceptionally huge player, even if nominally the valuation changes. With giant plants located in Haryana and Gujarat, they roll out millions of cars every year. The cars being everywhere is because they are cheap, fuel-efficient, and supported through an extensive service network. Exports go to above 100 countries, and keeping in step with modern developments, it is even veering into hybrid and electric car production.
9. Dr. Reddy’s Laboratories Ltd.
When we are talking about big names in the pharmaceutical industry in 2025 with a valuation over ₹1.10 lakh crore, Dr. Reddy’s certainly comes to mind. Their main areas of operation include generics, active pharmaceutical ingredients, and biologics, with demand being sourced from India, the US, Europe, and other territories. Their factories operate in accordance with stringent global standards, the majority being FDA approved. What is further interesting is their continuing commitment to research for better drugs.
10. Bharat Petroleum Corporation Ltd. (BPCL)
The oil and energy market in India is big and is majorly shaped by BPCL. Their market capitalization in 2025 is about ₹67,630 crores. This corporation runs large refineries at Mumbai, Kochi, and Bina in the conversion of crude oil into fuels, lubricants, and petrochemicals, which power everything in India, from cars to industries. Thus, owing to their colossal operations, BPCL plays a super-important role in meeting the energy requirements of India.
Conclusion
There you have it. If manufacturing is what we’re talking about, well, no doubt, these are by far the biggest manufacturing companies right here in India. The upcoming growth in the manufacturing segment of the Indian market depends a lot on these 10 big names. That’s for sure.
