fintech-infrastructure
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Socure Built a $4.5 Billion Business Around One Awkward Question: Are You Really You?
Banks once treated identity as a checklist. Socure turned it into a living graph - and now more than 3,000 customers use that graph to decide who gets through the digital front door.
The Tiny Apps Inside the Apps You Already Trust
Boxo wants banks and wallets to stop rebuilding the internet one feature at a time. Its wager is that a single SDK and a shelf of white-label miniapps can turn a trusted app into the front door for travel, shopping and money movement.
The Check That Comes Before You Have a Company Bank Account
Farooq Abbasi built Preface Ventures to fund the engineers behind enterprise infrastructure - and got in so early on DX that a $2.8M-funded company became a $1B Atlassian deal.
The checkout has 1,000 doors. Zota wants one key.
Cards are only one dialect in global commerce. Zota built a payment gateway for the hundreds of local wallets, bank transfers, QR systems and currencies that decide whether an international checkout succeeds.
The Tiny Clues SEON Uses to Catch a $300 Billion Problem
Fraud rarely arrives wearing a name tag. SEON turns more than 900 digital, device and behavioral signals into decisions that risk teams can inspect, tune and act on in real time.
Fortis Wants the Payment to Disappear - and the Workflow to Finally Make Sense
Fortis spent years buying the unglamorous pieces of payment infrastructure that businesses notice only when they break. Now it is turning those pieces into one embedded layer for ERP software, receivables, checkout and reconciliation.
The Checkout Is the Product: Inside Pine Labs' Quiet Commerce Machine
Pine Labs began at the petrol pump and grew into the machinery behind a purchase - the terminal, the installment, the gift card, the gateway and, increasingly, the banking rails beneath them all.
The Quiet Company Behind the Card in Your Wallet
Most people will never see i2c's name at checkout. Yet its configurable software helps banks and fintechs decide how cards behave, how money moves and what happens when a transaction looks wrong.
The Bank You Use Without Knowing Its Name
Cross River sits behind some of fintech's most familiar names, turning bank accounts, loans, cards and real-time payments into software building blocks. Its wager is that the most valuable bank of the internet age may be the one customers rarely see.
SoFi Wants to Be Your Bank, Broker and Financial Operating System
The student-loan refinancer grew into a national bank, an investing app and a financial-software supplier. Its next test is whether one login can credibly hold an entire financial life.
The $99 Billion Bank That Wants Money to Stop Keeping Office Hours
Western Alliance built a national commercial bank out of specialist desks, local judgment and a willingness to learn odd corners of the economy. Its newest bet is that regulated dollars should move at the speed of the businesses using them.
Stellar Development Foundation
The nonprofit behind Stellar wants to make moving money across borders as cheap as sending an email - and it has convinced MoneyGram, PayPal, and Franklin Templeton to help prove it.
Fireblocks
Fireblocks began with a $200 million crypto heist and a stubborn question: how do you move digital money without handing attackers the keys? Eight years later, its answer has become an operating system for institutions moving value onchain.
Equifax
Most people meet Equifax as a credit score. Its larger business is the invisible machinery that helps decide who gets a mortgage, a job, a benefit or a second look - rebuilt on a $3 billion cloud platform and shadowed by the breach that changed the company.
Mastercard
The famous circles sit on billions of cards, but Mastercard's real product is the invisible choreography behind a payment - a global network now learning to serve bank accounts, virtual cards, stablecoins and shopping agents without losing the trust that made the plastic useful.
Corelayer
Corelayer is an AI-native production support platform - an 'AI on-call engineer' - built for regulated, data-heavy industries like finance, healthcare, and insurance. It continuously watches alerts, logs, infrastructure, and the underlying data itself, then uses multi-agent AI to trace anomalies to root cause and suggest fixes. Founded in 2025 by former Goldman Sachs data-infrastructure engineers Mitch Radhuber and Shipra Jha, the company is part of Y Combinator's Winter 2026 batch.
Didit
Didit is a San Francisco-based identity and fraud infrastructure company building one API for KYC, KYB, AML, biometrics, liveness and transaction monitoring across 220+ countries and 14,000+ document types. Founded by identical-twin brothers Alberto and Alejandro Rosas, it offers 500 free verifications per month forever and pay-as-you-go pricing from $0.33 per KYC check, aiming to become the identity layer for an internet where telling humans from bots is getting harder.
Dojah
Dojah is a Lagos-based identity verification and anti-fraud infrastructure company that helps digital businesses onboard users, verify identities, and stay compliant through a single API and no-code tools. It aggregates KYC, KYB, AML, biometric, document and address checks across Africa and beyond, letting fintechs, banks, and marketplaces confirm who they are dealing with in seconds. A Y Combinator W22 company, Dojah serves customers including OPay, FCMB, Cowrywise and Fincra.
Invofox
Invofox is an AI document-processing platform that turns invoices, receipts, payslips, and shipping papers into clean, structured JSON through a single API. Built for software companies rather than end users, it pairs high-accuracy OCR and machine-learning models with human-in-the-loop verification so fintechs, accounting platforms, lenders, and logistics operators can automate payments and bookkeeping without anyone re-typing a document. Founded by three Spanish mathematics and computer-science graduates, backed by Y Combinator (S22), and now processing tens of millions of documents a year.
PayCaddy
PayCaddy is a Panama-based Banking-as-a-Service platform that lets Latin American companies launch financial products through an API. Businesses use its stack to open KYC-verified digital wallets, automate online payments, and issue branded Mastercard debit and prepaid cards - without building core banking infrastructure or negotiating directly with legacy banks. A Y Combinator Winter 2022 company, PayCaddy positions itself as embedded-finance infrastructure for emerging markets.
Footprint
Footprint is a New York-based identity and risk-operations company that unifies KYC, KYB, fraud detection, authentication, and secure data vaulting into a single platform for banks, fintechs, and marketplaces. Founded in 2022 by Eli Wachs and Alex Grinman, it aims to make verified identity portable across the internet - so a person proves who they are once and reuses that verification everywhere - while using AI agents (its Percy product) to automate manual fraud and compliance review.
Phyllo
Phyllo is a universal API that gives developers and businesses secure, creator-consented access to data across hundreds of social and creator platforms - YouTube, Instagram, TikTok, Twitch, LinkedIn, Substack, Shopify and more. Often described as 'Plaid for the creator economy,' Phyllo maintains live data feeds and returns a normalized dataset covering identity, engagement, content and income, so companies building influencer marketing tools, creator-focused fintech, and brand-safety screening can integrate once instead of wrangling dozens of individual platform APIs.
Taktile
Taktile is an AI decision platform for banks, insurers and fintechs. Its Agentic Decision Platform lets risk and engineering teams combine AI agents, business rules, third-party data and human oversight to automate high-stakes decisions - approving customers, underwriting credit, flagging fraud and processing claims - using low-code building blocks, 200+ data integrations, and built-in testing and monitoring. Founded in 2020 by Maik Taro Wehmeyer and Maximilian Eber, the company operates across New York, Berlin, London, Sao Paulo and Iasi, and raised a $110M Series C led by Goldman Sachs Alternatives in June 2026.
Canopy Connect
Canopy Connect is a San Francisco-based insurtech that acts as the connective tissue between consumers, insurance carriers, and businesses. Often called "Plaid for insurance," its API and no-code tools let people securely share verified insurance details - auto, home, and commercial policies - in about 20 seconds by logging into their carrier. Insurance agencies, carriers, lenders, and other insurtechs use the platform to pull structured, real-time policy data instead of asking customers to type it all out or upload documents.
Flagright
Flagright is an AI-native financial crime compliance platform that gives fintechs, banks, and crypto firms a single system for transaction monitoring, sanctions and watchlist screening, dynamic risk scoring, case management, and regulatory filing. Founded in 2022 by Baran Ozkan and Madhu G. Nadig after Baran spent roughly 18 months failing to find a real-time monitoring vendor he liked, the company sells what it calls an 'AI operating system for compliance' - including an agentic investigation engine, AI Forensics, that runs alert investigations end to end. It serves 100+ financial institutions across 35+ countries and raised a $12.5M Series A in June 2026.
Prometeo
Prometeo is a Latin American fintech-infrastructure company that turns the region's fragmented banking landscape into a single API. Through one integration, businesses can validate bank accounts, aggregate financial data, and move money across banks and borders. Founded in Montevideo, Uruguay in 2018, Prometeo has connected thousands of banking channels across more than a dozen countries in the Americas and raised a $13M Series A in 2024 led by Antler Elevate with PayPal Ventures and Samsung Next.
Checker
Checker is a New York-based financial infrastructure company that lets regulated banks, fintechs and payment providers plug into stablecoins, digital-asset liquidity, cross-border payments, treasury and credit through a single API. Founded in 2023, it stitches together 50+ liquidity and infrastructure providers across 75+ currencies, and processed roughly $3 billion in volume over its first year - about 1% of global B2B stablecoin payment flows. In May 2026 it raised $8 million from Galaxy Ventures, Al Mada Ventures and Framework Ventures to expand its network across Brazil, Kenya, Hong Kong and the United States.
Interchecks
Interchecks is a New York-based payments infrastructure company that moves money fast and safely for high-volume businesses. Through a single API and a no-code Payer Portal, it powers both funding (pay-by-bank deposits, account funding) and payouts (push-to-card, real-time payments, ACH, PayPal, Venmo, and checks), layered with built-in risk controls and 1099 tax compliance. Its platform is used across online gaming, prediction markets, on-demand payroll, and digital banking, and the company says it has processed more than $50B in transactions.
Alpaca
Alpaca is a developer-first brokerage infrastructure company providing APIs and a self-clearing custody platform that lets fintechs, banks and trading apps embed access to US stocks, options, crypto and fixed income for customers in 40+ countries. Often called the AWS of finance, it powers more than 300 financial institutions and millions of brokerage accounts globally.
Middesk
Middesk is a San Francisco-based business identity platform that helps banks, fintechs, lenders, and marketplaces verify the businesses they transact with. Its KYB APIs turn the slow, paper-heavy process of vetting a company into a real-time decision, powering onboarding at firms like Brex, Plaid, Mercury, Gusto, Affirm, and Shopify.