Andreessen Horowitz introduced the Marketplace 100, a ranking of the largest and fastest-growing consumer-facing marketplace startups and private companies.
The top 4 companies (Airbnb, Doordash, Instacart, and Postmates) account for 76 percent of the list’s total observed GMV
Fast-growing marketplace startups grow quickly in the early years—often >3-5x year-over-year
Read more a16z’s thoughts on marketplaces.