Flex is an AI-native private banking platform for high-net-worth, middle-market business owners. It bundles credit, business and personal banking, payments, AP automation, expense management, and ERP-style tooling into a single super app aimed at owner-operators of $3M-$100M revenue companies.
Found is a San Francisco-based financial technology company that bundles business banking, automated bookkeeping, and tax tools into a single platform for self-employed Americans. Founded in 2019 by ex-Square executives Lauren Myrick and Connor Dunn, Found pairs an FDIC-insured business checking account (via Lead Bank) with real-time tax estimates, automatic expense categorization, invoicing, and quarterly tax payments - aimed at the 64 million Americans who work for themselves.
Mercury is a San Francisco fintech that builds banking and financial software for startups and growth-stage companies. Through partner banks, it offers FDIC-insured checking and savings, corporate cards, treasury, venture debt, bill pay, and an API - aimed at founders who would rather not call a branch manager.

Hadi Solh is the Co-Founder of Flex, an AI-native finance super app for mid-market business owners, and Managing Partner at Atmos Ventures, a deep-technology venture capital firm. Drawing on 20+ years across Goldman Sachs, McKinsey, and Credit Suisse, he co-built Flex from a construction-industry credit card into a $490M+ funded platform processing $3B+ in annualized payments, serving business owners who power 40% of US payroll. Based in Dubai, he also sits on the boards of Oxford Ionics (quantum computing) and Nethone (cybersecurity).

Lauren Myrick is the CEO and Co-founder of Found, a San Francisco-based fintech company building the all-in-one financial platform for self-employed workers and small businesses. After eight years at Square - joining as the company's second product manager and eventually running Square Payroll as General Manager - she co-founded Found in 2019 alongside Connor Dunn. The company has raised $125M+ across six rounds (most recently a $50M Series C led by Sequoia Capital in 2024) and now serves 770,000+ small business owners with integrated banking, bookkeeping, invoicing, and tax tools.
Zaid Rahman is the founder and CEO of Flex, an AI-native private bank and finance super app targeting mid-market business owners with $3M-$100M in revenue. A Thiel Fellow who left Columbia University to build companies, he previously founded Volley (an AI knowledge startup backed by JPMorgan and Zuckerberg Ventures) and an EdTech platform that was acquired. Inspired by watching his father's Dubai construction business nearly collapse due to a payment default, he co-founded Flex in 2022 to build the all-in-one financial platform that mid-market owners never had. Flex has raised $490.5M in total funding, reached $3B in annualized TPV, and became the first US fintech to launch a Visa Infinite Business credit card.