The big picture: Prelude, a Paris-based onboarding and trust infrastructure platform, has secured €17.2 million ($18.6 million) in a Series A funding round to enhance user verification and protection across the entire lifecycle.
Why it matters:
- Combatting Fraud: Traditional onboarding processes are vulnerable to pump fraud, high SMS costs, and user abandonment due to ineffective verification, leading to significant hidden costs for companies.
- Improving Conversion: Prelude’s integrated platform, combining telecom data, behavioral signals, and machine learning, aims to improve conversion rates by making continuous trust decisions.
- Expanding Capabilities: The funding supports the launch of new products, Auth API and Intel API, which provide real-time carrier intelligence and continuous trust checks throughout the user lifecycle.
How it works:
- Integrated Trust Stack: Prelude bundles previously disconnected tools—verification, fraud detection, identity layers, and device SDKs—into a unified platform for comprehensive user trust assessment.
- Data-Driven Verification: The platform leverages telecom data, device intelligence, network signals, and behavioral patterns to create a single trust profile per user, moving beyond one-time checks.
- Real-time Intelligence: The new Intel API delivers real-time SIM status and number reputation, closing the gap between user claims and actual device/network data for more robust verification.
The catch: While Prelude addresses critical issues in digital onboarding, the market for fraud detection and identity verification is highly competitive, with established players and new entrants constantly evolving their AI-driven solutions. Maintaining a competitive edge will require continuous innovation against sophisticated fraud tactics and evolving regulatory landscapes.
Key Facts
- Company: Prelude
- Amount: €17.2M
- Round: Series A
- Investors: 20VC (lead), Singular, Seedcamp, Deel, FDJ Ventures, Steffen Tjerrild, Willem Delbare, Antoine Le Nel, Felix Blossier, George Arison, Barney Hussey-Yeo, Will Wu
- Founders: Matias Berny, Quentin Le Bras
- Announced: 2026-05-20
- Sector: Trust Infrastructure
- Headquarters: Paris, France

