SIndbox Intel started with a simple question: why is it still so hard to find and verify professional email addresses? We set out to build the most accurate, developer-friendly email intelligence platform on the market.
Every day, millions of sales emails bounce, recruiting messages go undelivered, and partnership opportunities are missed — all because of bad email data. We believe outreach should connect people, not waste their time.
SIndbox Intel combines real-time verification, pattern-matched email discovery, and AI-driven intelligence scoring into a single platform. Our goal is to make every email you send land in the right inbox, every time.
We obsess over data quality. Every email we return has been verified through multiple layers of validation.
GDPR compliant from day one. We never sell personal data and give users full control over their information.
Honest pricing, clear documentation, and open communication. No hidden fees, no surprise charges.
We ship improvements every week. Our verification engine evolves with the email landscape.
A small, focused team with deep expertise in email infrastructure and data engineering.
Former email infrastructure lead at a Fortune 500 SaaS company. 12 years in deliverability.
Ex-Google engineer. Built email verification systems processing 100M+ checks daily.
Data scientist with a PhD in network analysis. Architect of our email pattern-matching engine.
Product leader who has shipped tools used by 50K+ sales teams worldwide.
Distributed systems expert. Previously scaled infrastructure at a top email marketing platform.
Customer advocate with 8 years in B2B SaaS. Ensures every user gets maximum value from our platform.