About Thoma Weber
Military‑grade secure element
Your seed never leaves the device. Certified secure chip (CC EAL6+).
Fully open source
Firmware and hardware schematics publicly audited by independent researchers.
Made in Bavaria
Assembled in Germany with supply chain control — designed in Munich.
100+ blockchains
Bitcoin, Ethereum, Solana, Polkadot, and all EVM chains.
We believe in true ownership
Thoma Weber was founded in 2021 by a team of hardware engineers and cryptographers. Our mission: make self‑custody accessible without compromising security. Every device is assembled in our Munich atelier and ships with a 2‑year warranty.
Contact us
Let’s talk
Questions about orders, enterprise solutions or press inquiries — we reply within 24h.
Privacy policy (short)
We take data protection seriously. This website uses essential cookies only to maintain session and security. No tracking or analytics are loaded without consent (implied by using the site). Your IP is anonymized. For orders, we collect name, address and payment data, processed via Stripe. You may request deletion anytime at privacy@thoma-weber.de. Full policy here (PDF).
Cookie notice: The cookie notice you see is part of our compliance. By interacting with the page you agree to the use of technical cookies.
Terms of use
By accessing thoma-weber.de you agree to these terms. All content is for informational purposes. Products are electronic devices; we grant a 2‑year warranty according to EU law. Resale only to end users. Arbitration: Munich courts. Our hardware is open‑source but the design assets are property of Thoma Weber GmbH. You may not reverse engineer for commercial use. For full ToS please refer to the PDF terms.
Last updated: March 2026