Serica
Shut down
What they do:
Financial payment and loan services for the Medical Cannabis and…
Quick facts:
HQ: San Francisco, CA, United States
Top Crypto & Web3 Startups in California
This list has 40 startups and was last updated on Oct 15, 2026. 6 of them are hiring right now. Biggest hubs: San Francisco (33) and Los Angeles (6). Largest teams: Coinbase, Protocol Labs, and Quantstamp.
40 startupsPage 2 of 2
Ben
Shut down
What they do:
The easiest way to learn about, buy, and store cryptocurrency.
Quick facts:
HQ: San Diego, CA, United States
Peg (formerly Paymobil)
Shut down
What they do:
The super simple stablecoin wallet with free transactions
Quick facts:
HQ: San Francisco, CA, United States
Canopi
Shut down
What they do:
API to measure and eliminate carbon emissions
Quick facts:
HQ: San Francisco, CA, United States