Home › Merchant Directory Sergej Klammer Architekten Category: ArchitectCountry: SwitzerlandAccepts: BTC← Back to the crypto merchant directorySergej Klammer Architekten is a architect in Rorschacherberg, Switzerland that accepts BTC for payment. More crypto-friendly businesses nearbybabb.Corcione ArchitectsArchitekturbüro BaustubeHPK Architekten AGNew to paying with crypto?How to Buy Bitcoin (2026 Guide)Bitcoin Lightning Network GuideLedger vs Trezor: Hardware Wallets Compared