New Delhi, Aug. 4 -- India's wealthiest families are stepping into one of the country's toughest startup funding gaps, backing deeptech companies that often require years of patient capital before becoming commercially viable.

India's family offices have grown to more than 300 in 2024 from 45 in 2018, managing $30-35 billion in assets, according to a November 2025 PwC report. Their startup investments surged to about $1.8 billion in 2025 from $654 million in 2020, Venture Intelligence data showed.

Within that, investments by single family offices into deeptech startups surged nearly 30-fold to $467.1 million in 2025 from $15.3 million in 2020, according to Tracxn, as investors increasingly backed companies developing technologies such a...