Top California Cryptocurrency Startups (65)
Bitcoin is the best money. It should be used like it. We build and fund free, open-source projects aimed at making bitcoin the planet’s preferred currency.
Pure is building the future of rare coin and precious metal trading. We believe collectors and investors deserve financial infrastructure that matches the standards of modern markets. That is why we are creating a new kind of order book marketplace that brings transparency, efficiency, and trust to an industry still rooted in legacy systems. Started in 2023, Pure is one of...
Our mission is to facilitate your journey into Bitcoin, the future of money. Protect your wealth with savings plans, instant buys from $10 to $10M+, Private Client services for HNWI’s, Retirement Planning, Advisor Services, and Swan for Businesses
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Aptos Labs is a people-first blockchain on a mission to help billions of people achieve universal and fair access to decentralized assets in a safe and scalable way. Founded by some of the original creators and maintainers that researched, designed, and built the Diem blockchain to serve this purpose, we have dedicated several years toward this mission. We believe the open-source...
Megaphone helps you grow your onchain community's GDP. With Megaphone, you can launch tokens and NFTs, collect form responses, analyze onchain reputation and identity, and incentivize quality community actions. We've processed 68M campaign activity completions, 5.5M form responses, and hundreds of thousands of onchain transactions with iconic brands like Coinbase, Forbes, OneFootball, Pudgy Penguins. Talk to us to learn about the secrets of...
At Backpack, we ship relentlessly to bring you products that make using crypto easy, rewarding, and enjoyable. We offer a globally regulated exchange with a strong focus on compliance and a self-custodial wallet and browser extension. With over 1 million users, we’re just getting started. We're hiring! --> jobs.backpack.app
Reserve’s mission is to Increase adoption of & expand access to sustainable, inflation proof, stable currency. Reserve is a free, permissionless platform on Ethereum mainnet to build, deploy and govern asset-backed currencies referred to as “RTokens.” RTokens are always 1:1 asset-backed, allowing for permissionless minting and redeeming on-chain by users without the need for any middlemen. Overcollateralization is provided by RSR...
Frustrations with filing crypto taxes It all started with trying to be compliant when reporting taxes on crypto gains, a nearly impossible task. Our founders envisioned a future where modern API-powered technology automates data ingestion, calculation, and required information and financial reporting. Enable digital assets for the global economy Blockchain, crypto, and tokenized assets are helping modernize financial infrastructure and money movement around...
We’re on a mission to inspire the world to give by helping nonprofits easily accept stock and cryptocurrency donations
Goldsky gives developers the tools they need to build powerful Web3 dApps faster. Realtime blockchain indexing, instant subgraphs, and flexible data streaming pipelines make it easy to unlock the full potential of onchain data. Building accurate, realtime data infrastructure is hard. Goldsky streamlines complex engineering challenges so that developers can focus on what matters most — building transformational applications and...
Polychain invests in protocols and companies in the blockchain space, advancing the global adoption of cryptocurrencies.
About the Stellar Development Foundation The Stellar Development Foundation (SDF) is a non-profit organization focused on working with and supporting changemakers to create equitable access to the global financial system through blockchain technology. SDF provides grants, investments, funding, and other awards to builders and organizations. SDF also develops resources and tooling on the Stellar network to help unlock real world utility....
It’s rare that a new asset class is born. Nevertheless, we’re witnessing exactly that with the rise of crypto. Over just the last few years, since Bitwise was founded, crypto has evolved from an embryonic $50B market to a growing $3T+ juggernaut. At Bitwise, we believe that crypto has reached a turning point, and is headed north of $10T over...
ZetaChain is building the first fully interoperable, decentralized, and universal blockchain — one universal chain to manage all chains. For those new to crypto: Think of ZetaChain as the “internet of blockchains.” Just like the internet connects websites and services so they can talk to each other, ZetaChain connects different blockchains — which are normally isolated — so apps and users...
Courtyard.io leverages blockchain and NFTs to transform the way physical assets are collected and traded.
Gauntlet’s mission is to drive understanding and participation in the financial systems of the future. Building decentralized systems creates new challenges for protocol developers, smart contract developers, and asset holders that are not seen in traditional development and investing. Gauntlet has created a blockchain simulation and testing platform that leverages battle tested techniques from other industries to build financial models...
Azra Games believes that the childhood experience of bashing, smashing, and storytelling with your favorite toys in unhinged and imaginative play is the purest form of gaming. We are on a mission to recapture that freedom for the modern era with kickass collectibles and combat RPGs powered by Web3 technology. LFG! We are both gamers and crypto natives. Founded by virtuoso...

































