Firstbase
Firstbase is an all-in-one startup operating system that helps founders form, run, and grow a US business from anywhere in the world. Its products cover incorporation (Firstbase Start for LLCs and C-Corps in Delaware, Wyoming, New York, Texas and more), ongoing compliance and registered-agent servic
Firstbase is an API provider whose private shares are listed on 2 secondary markets: Hiive, Nasdaq Private Market.
Where It Trades
Listing data is compiled from the public marketplace pages of Forge Global, Hiive, EquityZen, Nasdaq Private Market, and Augment. A listing indicates that a venue has published a page for this company — it is not an offer, a quote, or investment advice, and APIs.io has no affiliation with any venue.
Work with this as data
Every listing here is available over the APIs.io API and to AI agents over MCP. Secondary Market is not yet its own endpoint on the v1 API. Reach it through catalog search and the tag graph, or the MCP server.