Top California Fintech Startups (461)

Moov is a payments infrastructure platform making it easy to accept, store, send, and spend money all from a single, elegantly-designed API. Instead of stitching together multiple vendors, software companies simply add Moov to their products to get the latest in payment technology, user onboarding, licensing, compliance, and more.

SentiLink is the leading fraud intelligence company, providing financial institutions and fintechs with purpose-built solutions for identity verification and fraud prevention. Our products detect synthetic fraud, identity theft, and hard-to-detect first-party fraud in real time — helping partners stop losses before they happen while approving more legitimate customers. Founded in 2017 by Naftali Harris and Max Blumenfeld, creators of the risk...

Scratch is a dynamic and innovative fintech company at the forefront of patient lending and payment processing, serving a network of over 15,000 healthcare practices across the United States and Canada. Our mission is to revolutionize the veterinary financial experience, ensuring pet parents have seamless access to the treatments they need without the burden of financial stress.

Gynger is a cash flow management solution with embedded financing that gives B2B technology vendors the power to offer flexible payment terms to customers while securing up front payment. With Gynger, finance leaders can leverage a combination of actionable insights and capital to optimize day-to-day cash flows, accelerate deal flows, mitigate risk, and execute long term strategic vision with ease. In 2024,...

Opto Investments (“Opto”) are engineering the future of private markets, offering the solution for wealth managers to efficiently build and manage differentiated private investment programs. Opto’s end-to-end technology solution dramatically streamlines building, fundraising for, and managing a bespoke private markets fund or program, allowing independent investment advisors, family offices, and private banks to scale their offerings without scaling their team. Founded by...

At January, we bring humanity to consumer finance. Using data intelligence, we create trust and deliver better outcomes for consumers and creditors alike. Our mission is simple: expand access to credit while empowering consumers to achieve lasting stability and control of their financial lives. We began by building the foundation for creditors to engage with and support their borrowers at scale...

Traditional firms rely on interviews, retroactive documentation, and billable hours. Onshore applies AI at the point of substantiation, providing documentation tied directly to source data and pairing it with expert review. The result is defensible, audit-ready work delivered in weeks, not quarters. We help companies claim R&D Tax Credits, 179D Deductions, and Cost Segregation with proof, not process. 500+ companies have trusted Onshore...

Proto is the leader for inclusive multilingual contact centre automation. Governments and businesses use Proto's AI Customer Experience (AICX) platform to ensure local language service, long-term operational efficiency, and citizen protection. Proto deployments are powered by its HermesAI™ engine for local and mixed languages.

Umba is an African digital bank, offering bank accounts and financial services to our customers. We provide an ecosystem of connected financial services that allows the customer complete control of their finances all in one App. At Umba, we believe in the power of financial inclusion to drive economic growth. As a leading digital bank, we are committed to providing innovative solutions...

We provide advisory, trade execution, and technology solutions for interest rate and foreign exchange derivatives, and international payments. Our clients include community and regional banks, asset managers, credit unions, and corporate borrowers. We're proud to be recognized as FOW International’s 2021 “Multi-Asset Trading System of the Year” and Global Capital’s 2022 “Risk Management Advisory Firm of the Year.” With U.S....

At Zerion, we are on a mission to empower more people around the world with efficient, transparent, and censorship-resistant financial services. We do this by building applications, tools, and infrastructure enabling any smartphone holder, anywhere in the world, to build and manage their decentralized finance (DeFi) portfolios. The company was founded in 2016 by a technical team of crypto-native builders...

Trust & Will is simplifying estate planning and settlement with attorney-approved, legally valid documents and processes designed to adhere to individual state guidelines. Since 2017, we’ve helped hundreds of thousands of Trust & Will members leave their legacy with an affordable way to create an estate plan or settle the estate of a loved one. Our platform uses bank-level encryption...

Fast, affordable and global embedded payments & compliance infrastructure

Dapi is a an open-source real-time banking API powered by AI agents.

Mercury is building banking for startups. We want to power the next generation of companies that will shape American industry.

Who is i5invest? We are a corporate development firm and support innovative tech founders with our unparalleled network of top decision makers in Strategy, Business Development and M&A. Our primary focus is to support and manage corporate development and cross-border M&A processes for extraordinary tech companies. We know what it is like to be a founder. With our deep domain expertise...

Launch Finance is a women-owned financial services firm dedicated to serving startups at all stages of growth across all industries with high-quality, cost-effective financial and accounting solutions from inception to exit. #LaunchFinance #InceptionToExit #LaunchYourStartup #CFO #Accounting #StartupAccounting Deborah Kranz built Kranz & Associates – one of the most successful interim financial services companies – and she is recognized as a financial...

We’re a passionate bunch dedicated to transforming collectible cards – and eventually other assets such as watches, sneakers, and art – into investable assets. Join our thriving team that is redefining the alternative investing space!

Prelim helps automate the business customer journey for top U.S. Banks. Our white-labeled, no-code platform helps financial institutions digitize the business customer journey from onboarding to servicing and improves the day-to-day roles of its employees’ as they review, process, underwrite and service customers. From onboarding business deposit customers to provisioning treasury services to originating business loans, Prelim provides a first-class...

Stem empowers artists and their teams to thrive while retaining full control over their music careers. Through a comprehensive distribution offering, including artist-development services and data-driven insights, Stem arms artists with the tools & resources needed to flourish creatively & commercially. Founded in 2015 by the visionary Co-Founder and C.E.O. Milana Rabkin Lewis, Stem’s mission is to revolutionize the way...