FirstMark's cofounder and partner Rick Heitzmann returns to the Midas List for a fifth consecutive year.A self-described consumer VC, his most notable investment was his seed bet on Pinterest in 2012, which saw a 1,900x return when the company went public in 2019.He has also invested in multi-billion dollar IPOs Airbnb and Draftkings. In August 2022, his firm announced the closing of two new funds, totaling $1.1 billion.Primarily an early-stage fund, FirstMark also has a growth fund that supports companies through all phases of scaling.Its 2022 venture round into healthcare unicorn Ro raised $150 million, increasing the company's value from $5 billion to $7 billion.