Zamp

Zamp is a Miami-based, fully managed sales tax compliance platform that combines AI agents with tax and legal professionals to handle the entire sales tax lifecycle—including filing, registration, notices, taxability mapping, and data normalization—across all 50 U.S. states and over 100 countries. The company has raised $30M in total funding, remitted over $300 million in sales tax, and serves e-commerce, SaaS, retail, and accounting firm clients with a penalty guarantee backed by its own proprietary tax data across 12,000+ jurisdictions.