With $30M extension, BigID boosts Series D to $100M at $1.25B valuation When we last heard from BigID at the end of 2020, the company was announcing a $70 million Series D at a $1 billion valuation. Today, it announced a $30 million extension on that deal valuing the company at $1.25 billion just 4 months later. This chunk of money comes from private equity firm Advent International, and brings the total raised to over $200 million across 4 rounds, according to the company. The late stage startup is attracting all of this capital by building a security and privacy platform. When I spoke to CEO Dimitri Sirota in September 2019 at the time of the $50 million Series C, he described the company’s direction this way: