A celebrity-studded wedding in Udaipur has propelled previously low-profile US-based pharmaceutical billionaire Raj Ramalinga Mantena into the public eye.
The festivities, held for Mantena’s daughter Netra and US tech entrepreneur Vamsi Gadiraju, co-founder of the startup Superorder, have dominated social media in recent days and drawn global attention to the reclusive businessman.
The celebrations featured performances by Jennifer Lopez and Justin Bieber and appearances by Ranveer Singh, Hrithik Roshan, Varun Dhawan, Kriti Sanon, Madhuri Dixit and Karan Johar. Donald Trump Jr also attended the event.
With the scale of the wedding prompting curiosity about Mantena’s background, a certain section of the media spoke to people familiar with his career to assemble a fuller profile of the Florida-based entrepreneur, who until now remained largely unknown outside close networks within Hyderabad’s pharmaceutical community.
Mantena is said to enjoy a taste for extravagant living, with his Manalapan home reportedly housing a car museum and a basement bar designed with a level of exclusivity accessible only to a select few.

He studied computer science in India before moving to the US, where he earned a pharmacy degree.
His fortune (estimated in the billions) emerged from ventures that sat at the intersection of technology and healthcare, a combination that aligned with major shifts in medical innovation, particularly in oncology, and with evolving US reimbursement systems.
Over the years, he built and sold multiple businesses at significant valuations. His ventures have spanned cloud-based precision-medicine services through Integra Connect to the manufacture of low-cost generics via Ingenus Pharmaceuticals.
Integra Connect describes itself as a value-based precision-medicine company that turns real-world healthcare data into specialised insights for cancer treatment. The company says it has generated $260 million in value-based care revenue and more than $100 million in shared savings under the oncology care model.
Mantena’s entrepreneurial path began in the 1990s with OncoScripts, an oncology-focused pharmacy that was later acquired by a Cardinal Health subsidiary. He went on to establish the International Oncology Network, a purchasing and community platform for oncology providers that AmerisourceBergen, now Cencora, acquired in 2001.
Another venture, ICORE Healthcare, which helped manage cost trends for specialty drugs, was sold to Magellan Health Services in 2006 for more than $200 million.
In India, Mantena retained ties to political networks in Andhra Pradesh. His family is reportedly related to the influential Gokaraju family.
Despite his business record, several senior executives in both the US and Indian pharmaceutical sectors said they were unfamiliar with him.
A senior oncology business-development professional was quoted as saying that he did not recall seeing Integra Connect represented at a recent precision-medicine conference in Orlando. A biotech entrepreneur based in San Francisco expressed a similar view.
Ingenus recently announced on November 13 that it had received US FDA approval for the only generic version of Premarin, a tablet prescribed for osteoporosis and certain menopause-related symptoms.
Mantena maintains a minimal online presence, with few LinkedIn connections and limited use of the platform, according to those aware of his habits.
But with the Udaipur celebrations drawing global attention, his name is unlikely to fade from public conversation anytime soon.
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