Letro Tech GmbH

Letro is a Swiss-based technology company that provides a next-generation formal communication platform designed for enterprises, institutions, and governments. The platform emphasizes data sovereignty, end-to-end encryption, and secure, traceable communication workflows, aiming to replace legacy channels like email and consumer messaging apps for sensitive business negotiations and client interactions. The company offers various deployment models, including Cloud, Dedicated, and Sovereign, to meet diverse organizational security and data residency requirements. Letro integrates features such as structured templates, document requests, digital signatures, and action prompts to streamline professional communication while maintaining strict audit trails and compliance standards.