Those close to Kapur have expressed deep sorrow and disbelief over his sudden death. One source told The Mirror: “He was full of life, laughing, joking, then gone in an instant.” Another individual close to the family added: “Sunjay was in excellent health. No one could believe what had happened. It’s a shocking reminder of how fragile life can be.”

Corporate Tribute to a Visionary Leader

Sona Comstar, the company Kapur led, issued a formal statement mourning his passing.
“It is with profound sorrow that we announce the untimely passing of Mr. Sunjay J Kapur, Chairman and Non-Executive Director of Sona Comstar, following a sudden heart attack in England, UK, on 12th June 2025, at the age of 53,” the company said.

They praised him as “a visionary leader” who transformed Sona Comstar into a globally respected mobility technology firm grounded in innovation and purpose. The statement continued:

“His passion, foresight, and relentless commitment to excellence inspired everyone who had the privilege of working with him. Beyond his professional achievements, Mr Kapur was a devoted father, a mentor to many, and a passionate advocate for India’s manufacturing and mobility sectors.”

The company added that memorial details will be shared at a later time.

Mr Kapur is survived by a daughter and a son. Royal Insider has reportedly reached out to Kensington Palace for an official statement regarding his death.