Theya Inc. is a Bitcoin self-custody platform that lets users hold and manage Bitcoin through modular single-key and multi-key vaults, collaborative access controls, hardware-wallet support, mobile keys, offline access, transaction notifications, and recovery features. Its products support individuals and families as well as businesses and advisors, including corporate treasury operations, role-based key management, payments, and Bitcoin management workflows for startups, corporations, mining firms, funds, exchanges, and professional service providers.