Top San Diego, CA Web3 Startups (512)

Our technology makes it easy for companies—from fast-growing startups to global fintechs—to integrate stablecoins into their products, platforms, and payment flows. Whether they’re launching a credit card program, enabling cross-border payments, or embedding wallets, Rain builds the tools to do it fast, flexibly, and compliantly. We’re built for the next generation of global finance. Our infrastructure combines the stability of trusted...

Alchemy powers the top blockchain companies globally and has been featured in TechCrunch, Forbes, Bloomberg, and elsewhere. Our mission is to bring web3 to a billion people, by providing builders with the tools they need to build exceptional onchain products. Alchemy is the only complete developer platform that offers the powerful APIs, SDKs, and tools necessary to build and scale onchain...

Hiro is a company that creates developer tools for Stacks, a network that enables apps and smart contracts for Bitcoin. As a core entity within the Stacks Ecosystem, Hiro works alongside various independent entities, developers, and community members to establish a user-owned internet on Bitcoin. Hiro provides developers with the tools to innovate and build on Bitcoin in ways previously...

Bitnomial is building the next generation of U.S. derivatives infrastructure. We are a regulated exchange and clearinghouse offering bitcoin futures and options under full oversight of the CFTC. By combining the transparency and safeguards of traditional finance with the efficiency of digital assets, Bitnomial brings institutional trust and accessibility to crypto-native markets. We operate as a Designated Contract Market (DCM), Derivatives...

Based out of Austin, Texas - flockx is a start-up looking to launch products aimed at building communities through local groups, real world events and common interests in your hometown or while traveling. We are looking to help individuals join local communities at a global scale, explore places that matter to them and, create memories together. Whether it’s finding the best...

Thorium Digital is a New Jersey-based, full-service web consulting firm that specializes in designing, building, and managing digital solutions for our clients. We offer a wide range of services that help your organization better utilize emerging technologies, enhance efficiencies and maximize the value of IT investments. Dealing directly with you the customer, we provide end-to-end digital services that are based...

Eluvio is transforming the management, distribution, and economics of premium video for content owners. The Eluvio Content Fabric is a global platform service that enables just-in-time, low-latency content distribution, monetization, and asset servicing directly to consumers. Content is delivered directly from source as on-demand streams, live streams, and dynamic sequences–without the use of separate transcoding services, content delivery networks (CDNs),...

Headquartered in Singapore, Startale Group is a global leader in Web3 infrastructure development. Our mission is to unleash the potential of humanity through the open internet. By onboarding the next billion users onchain, we are shaping the future of Web3. The centerpiece of our efforts is Soneium, a next-generation Ethereum layer-2 blockchain, born from a joint venture with Sony Group. Soneium...

Alev Digital is a dynamic digital marketing agency that specializes in helping businesses enhance their online presence and achieve measurable growth. The company offers a wide range of services, including SEO, digital advertising, graphic design, and SEO copywriting, with a strong focus on delivering results-driven strategies tailored to each client's unique needs.

The AI Data Layer For Web3 AI Applications 0xScope is the backbone of Web3 AI, helping companies in the intersection of Web3 and AI to develop innovative solutions, powered by its proprietary, first-of-its-kind Web3 AI Data Layer. The 0xScope Web3 AI Data Layer features an established and complete set of standards for collecting, cleaning, and managing relevant on- and off-chain...

The world's first and biggest web3 gaming guild where you can make friends, discover games, and level up. #togetherweplay

The pioneers in mobile and sensor based behavioral biometrics. Zighra’s SensifyID is the world’s first patented on-device AI-powered continuous authentication solution available today. In a world increasingly reliant on sensor-based devices, SensifyID is powered by ultra fast-AI with N-dimensional behavioral biometric algorithms for next generation user interfaces, while applicable for today’s devices. Its non-intrusive, seamless authentication architecture, where the user...

Protofire is a trusted blockchain development studio that delivers top-notch solutions for decentralized applications (DApps). With a focus on blockchain protocols like Ethereum and Polkadot, Protofire offers a wide range of services, including smart contract development, auditing, token creation, and decentralized finance (DeFi) development. By leveraging their deep knowledge and experience, Protofire enables businesses to navigate the world of blockchain...

Founded in 2001, ImageX is a technology & web agency with a global reach. We've helped brands across the world such as Stanford University, YMCA, and Apple architect complex technical solutions and create meaningful digital experiences through user experience, content strategy, stunning visual design and ongoing digital strategy. With offices in Vancouver (HQ), Canada, Kyiv, Ukraine, Sao Paulo, Brazil, and...

Sock is a mobile finance app that combines the simplicity of centralized exchanges with the safety and security of knowing you’ll never lose access to your funds.

Debut Infotech is a full-service app and software development company that leverages cutting-edge technologies to deliver customized solutions. Utilizing the latest tech trends the team engineered captivating and user-friendly web applications. Our mission is to fuel business success, catering to startups and enterprises alike. From the year 2011 onward, our expertise has been at the forefront of steering startups, small to...

Orange Comet is a leading next-generation gaming and entertainment company creating immersive Web3 enabled games in partnership with the biggest entertainment properties in the world. Our diverse ownership group spans a multitude of industries, with backgrounds ranging from Hollywood to Wall Street. We are driving fandom, increasing audience engagement, and setting the bar on creativity and innovation.

CoinDesk Inc. is a media, event, indices and data company and the most influential trusted platform for the emerging crypto economy. Founded in May 2013, the CoinDesk Media platform provides millions of consumers interested in cryptocurrency assets, blockchain technology and Web3 with news and insights, festivals and events, podcasts, newsletters, live streaming TV shows and research reports. CoinDesk Indices are...

AOX Apps is a well-established offshore software development business in India with an excellent and proven track record in offering software development, mobile app development, technology consulting, and IT outsourcing services to clients all over the world. Through our distributed project management capabilities, we enable firms to transform their businesses by accelerating digital innovation, enabling agile business platforms, and reducing...

Unit 410 is an experienced team of security, infrastructure, and cryptocurrency engineers. We empower the largest stakeholders to use their crypto in secure and novel ways. To do so, we build institutional-grade systems and solutions for secure network participation. Before Unit 410, we’ve worked at companies like Coinbase, Google, and NASA’s Jet Propulsion Laboratory. We’ve long believed in the potential of...