CapitalG founder Scott Tierney was inspired by Google's environmental initiatives and left to start his own sustainability-focused venture fund.
The buzzy credit card startup Brex was most recently valued at $1.1 billion as of its Series C in October. Now, it's worth more than twice that.
According to Pillar founder and CEO, the team wasn't looking for new funding but garnered interest from some of the biggest names in Silicon Valley.