Mumbai is already famous as India’s financial capital, but it is also a strong centre for healthcare, pharmaceuticals, biotechnology, clinical research and life-science businesses. The city and its nearby industrial belt of Navi Mumbai, Thane and Ambernath have become important for biopharma manufacturing, vaccines, enzymes, biosimilars, cell therapy, diagnostics and research-driven healthcare products.
In 2026, biotechnology is not limited to laboratories. It is directly connected with fertility treatment, cancer care, vaccines, regenerative medicine, enzymes, women’s health, molecular diagnostics and high-value medicines. Mumbai’s advantage is its access to top hospitals, research institutes, investors, ports, airports, skilled manpower and pharma business networks.
Based on Mumbai/MMR presence, biotechnology relevance, research strength, service range and industry reputation, here are the top 5 biotechnology companies in Mumbai in 2026.
1. Reliance Life Sciences Pvt. Ltd.
Address: Dhirubhai Ambani Life Sciences Centre, R-282, TTC Area of MIDC, Thane-Belapur Road, Rabale, Navi Mumbai – 400701, Maharashtra.
Reliance Life Sciences is one of the most important biotechnology and life-science companies in the Mumbai region. Its registered office is located at the Dhirubhai Ambani Life Sciences Centre in Rabale, Navi Mumbai. The company works in areas such as biopharmaceuticals, specialty pharmaceuticals, clinical research services, regenerative medicine, diagnostics and molecular medicine.
The company is important because it connects biotechnology with real healthcare needs. It focuses on plasma proteins, biosimilars, pharmaceuticals, clinical development services, regenerative medicine, cord blood repository and DNA-based diagnostic testing. For Mumbai’s biotech ecosystem, Reliance Life Sciences represents large-scale infrastructure, research capability and healthcare innovation.
In 2026, the company remains a strong name for students, researchers, healthcare professionals and businesses looking at the future of biopharma and advanced medical science in India.
2. Bharat Serums and Vaccines Ltd. — BSV
Address: 3rd Floor, Liberty Tower, Plot No. K-10, Behind Reliable Plaza, Kalwa Industrial Estate, Airoli, Navi Mumbai, Thane – 400708, Maharashtra.
Bharat Serums and Vaccines, now a Mankind Group company, is one of the leading biopharmaceutical companies in the Mumbai region. The company has a strong focus on women’s health, critical care, IUI-IVF and emergency medicine. Its registered and corporate office is in Airoli, Navi Mumbai, and it also has a manufacturing plant at Ambernath in Maharashtra.
BSV has a strong biotech identity because it has worked on biological, biotech and pharmaceutical products for decades. Its research activities include biotechnology R&D and biosimilar development, especially in fertility hormones such as FSH, LH and HCG.
In 2026, BSV is an important company for people interested in biopharmaceuticals, fertility science, injectable medicines, biological products and high-entry-barrier healthcare segments. Its strong presence in women’s health and reproductive medicine makes it different from ordinary pharma companies.
3. ImmunoACT
Address:
Nerul Facility: Plot No. D-222/26, TTC Industrial Area, MIDC, Village Shiravane, Navi Mumbai – 400706.
Rabale Facility: 1st Floor, Plot No. R-977, TTC Industrial Area, MIDC, Rabale, Navi Mumbai – 400701.
ImmunoACT is one of the most exciting biotechnology companies connected with Mumbai’s modern healthcare ecosystem. It is a pioneering cell and gene therapy company that started as a spin-off from the Biosciences and Bioengineering department at IIT Bombay. The company was incubated at SINE, IIT Bombay, and focuses on making gene-modified cell therapies more accessible for cancer and other serious diseases.
Its work is especially important because cell and gene therapy is among the most advanced areas of biotechnology. ImmunoACT is known for CAR-T cell therapy, where a patient’s immune cells are modified to fight certain cancers. The company lists facilities in Nerul and Rabale, both in Navi Mumbai’s TTC/MIDC industrial belt.
In 2026, ImmunoACT deserves a top position because it represents the future side of biotech: cancer immunotherapy, advanced manufacturing, clinical translation and affordable innovation from India.
4. Advanced Enzyme Technologies Ltd.
Address: 5th Floor, A Wing, Sun Magnetica, LIC Service Road, Louiswadi, Thane West – 400604, Maharashtra.
Advanced Enzyme Technologies is one of India’s leading enzyme and probiotics companies. Its office is located at Sun Magnetica in Thane West. The company describes itself as a research-driven organisation with global leadership in manufacturing enzymes and probiotics, and says it has 400+ proprietary products developed from over 65 indigenous enzymes and probiotics.
This company is important because biotechnology is not only about medicines and vaccines. Enzyme technology is used in healthcare, nutrition, food processing, animal nutrition, textiles, leather, paper, cleaning products and many other industries. Advanced Enzyme Technologies has built a strong identity around fermentation-based enzyme manufacturing and R&D.
In 2026, it remains one of the best biotechnology-linked companies in the Mumbai region for people interested in industrial biotech, probiotics, enzyme research, nutraceuticals and eco-friendly biological solutions.
5. Haffkine Bio-Pharmaceutical Corporation Ltd.
Address: Acharya Donde Marg, Parel, Mumbai – 400012, Maharashtra.
Haffkine Bio-Pharmaceutical Corporation Ltd. is a Government of Maharashtra undertaking and one of the historic names in Mumbai’s bio-pharmaceutical sector. Its official contact page lists its address at Acharya Donde Marg, Parel, Mumbai.
Haffkine has importance because of its connection with vaccines, anti-venoms, antitoxins and life-saving public-health products. The Maharashtra Medical Education and Drugs Department has also mentioned major proposed projects linked to inactivated polio vaccine, pentavalent vaccine, tissue culture anti-rabies vaccine, antisera modernisation and recombinant Factor VIII/IX.
In 2026, Haffkine continues to hold value because it is linked with public healthcare, vaccine manufacturing history and bio-pharmaceutical capability in Mumbai. For students studying biotechnology, microbiology, pharmacy or public-health manufacturing, Haffkine remains a well-known name.
Conclusion
Mumbai’s biotechnology strength is spread across biopharma, vaccines, enzymes, cell therapy, diagnostics and advanced healthcare research. Reliance Life Sciences, BSV, ImmunoACT, Advanced Enzyme Technologies and Haffkine Bio-Pharmaceutical Corporation are among the top biotechnology companies in Mumbai and the nearby MMR region in 2026.