Top California Payments Startups (172)

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.

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,...

TabaPay, the leading instant money movement platform, enables secure, reliable, and lower cost instant payments for Fintech innovators. We offer direct access to 15 banking partners, 14 networks (debit, credit, RTP & ACH), multiple geographies, innovative products, and features in one unified API. TabaPay is trusted by >2,000 Fintechs and Financial Institutions and is ranked a top merchant acquirer in...

Red Cell Partners is an incubation firm building rapidly-scalable technology-led companies that are bringing revolutionary advancements to market in three distinct practice areas: healthcare, cyber, and national security. United by a shared sense of duty and deep belief in the power of innovation, Red Cell is developing powerful tools and solutions to address our Nation’s most pressing problems

Atomic is a leading financial connectivity platform that puts consumers in control of their personal data. Prioritizing data rights and security, Atomic is trusted by over 195 financial institutions, fintechs and partners. Atomic offers unparalleled access to payroll, HRIS systems, and merchants facilitating a range of financial services including direct deposit switching, income and employment verification, and payment method updating.

Paymentwall is the leading global payments platform. We allow 5 billion people make payments using not only credit cards but also 150 local payment options all over the world. We help over 200,000 merchants, including SEGA, LG Electronics, Bandai Namco, Shopify, Kakao Games, Kigo, Wargaming, Tencent, and Gameforge to expand globally.

Duetti was founded with the mission of getting a wide range of artists quick and easy access to catalog sales and unlocking new investment opportunities. Duetti’s music financing platform raised over $235M of funding, and has helped over 500 artists receive up to $3M for their catalog and single-track masters. The unique model provides data-driven prices for established tracks, allowing...

PatientFi is a leading payments platform used by healthcare providers to seamlessly offer their patients more affordable alternatives for out-of-pocket healthcare expenses. Bringing flexible, monthly payment plans to the forefront of healthcare practices, PatientFi makes life-changing procedures and treatments more accessible and attainable for patients. As part of PatientFi's mission to help more patients say yes to the procedures they...

The Platform for Payment Apps

International Payments for everyone. Send money to friends and family in 20+ countries

MerQube is an innovative fintech firm, leading the development of cutting edge technology for indexing and rules-based investing. MerQube offers design and calculation solutions for complex rules-based strategies. Launched in 2019 in New York and San Francisco by a team of index industry veterans and technology experts, MerQube was created to provide technology focused alternative. MerQube designs and calculates a wide...

Anrok is the modern sales tax solution for SaaS businesses. With Anrok, finance leaders can easily monitor, calculate, and remit tax across any financial stack. By connecting your invoicing, payment, and employee systems to a single platform for tax compliance, businesses can automate the manual work and reduce unnecessary expenses around sales tax and VAT. Take tracking remote employees for...

Our platform makes building, analyzing and growing mobile subscriptions easy. We launched as part of Y Combinator's summer 2018 batch and today are handling more than $1.2B of in-app purchases annually across thousands of apps. We are a mission driven, remote-first company that is building the standard for mobile subscription infrastructure. Top apps like VSCO, Notion, and ClassDojo count on RevenueCat...

InterPayments is not a gateway or processor. We are for mid- and enterprise-size merchants who are dissatisfied with high credit card fees. Our surcharging technology works like your sales tax engine - but for card fees. Compliantly recover fees within your existing payment process without changing payment providers. We contractually guarantee compliance with the 67 jurisdictions that govern surcharging. Alternative surcharging...

Chargezoom addresses the diverse payment needs of modern businesses with integrated payments, allowing businesses to scale quickly. Create automated invoices for recurring billing and subscriptions, allow customers to pay digitally to reduce friction, and sync all payment data into payments platform to reduce data entry burdens and maintain GAAP compliance.

Since 2008 BeatStars has been the pioneering and go-to online music marketplace to connect millions of recording artists and music producers worldwide. BeatStars is also the leading artist discovery tool for all the major and independent labels. Most recently, BeatStars partnered with Sony Publishing to launch its publishing arm on the platform. Now, with over 3 million monthly active users, we've...

Noah is building the essential payment infrastructure for seamless global money movement via stablecoin. Its platform offers accessible API, low-code, and no-code integrations for a wide range of use cases and enterprise clients. Noah is dedicated to revolutionising international money transfers and catalysing the widespread adoption of stablecoins.

Lead Bank is where expertise, experience and technology unite the people behind inspired businesses. We take pride in working side by side with companies to grow bottom lines that become cornerstones of the community. We’ve always been a bank that leads the way, not follows the herd. In 2010, we rolled out our new name along with a new suite...

Highnote is the world’s most modern card platform, purpose-built to grow customer loyalty, engagement, and revenue through embedded card issuance experiences. With an all-in-one platform and a fully integrated issuer processor built from scratch to address the use cases of today and tomorrow, Highnote gives you unparalleled control, flexibility, and speed to realize your customer vision through innovative embedded finance...

Parafin’s infrastructure powers financial services for marketplaces, vertical SaaS, payment platforms, and more. With a single integration, platforms can launch a full suite of financial products for their small business sellers, including capital, spend management, and savings tools. These services provide access to financing and help businesses thrive by leveraging real-time performance data to offer customized financial solutions.