Blockchain in
Walchwil

Old School GmbH

Since 2014 · 1–10 empl.

Old School GmbH is a strategic technology and product advisory for founders and owner-led companies. It helps evaluate, design and implement blockchain, tokenization and applied AI systems, and provides support with product architecture and implementation.

iprotus GmbH

Since 2016 · 1–10 empl.

The core activity of iprotus is the development and integration of software solutions for customers, particularly in the area of blockchain technology and cryptocurrencies such as Bitcoin. This includes the development of peer-to-peer node servers, the implementation of protocols, and the integration of existing systems such as core banking systems, general ledger systems, and investment platforms. iprotus also provides consulting and support for the implementation of Bitcoin integrations and the connection of crypto-economies with established economies.

AVADO AG

Since 2021 · 1–10 empl.

AVADO AG develops and sells plug-and-play hardware for running blockchain nodes at home. Its devices come with an operating system and an admin interface for installing applications, with a focus on solo staking on Ethereum.

Powerledger AG

Since 2023 · 1–10 empl.

Powerledger AG develops digital platforms for peer-to-peer energy trading and energy traceability. Its solutions use blockchain technology to settle and record energy transactions.

Harry Trippel Blockchain Consulting

Since 2022 · 1–10 empl.

POWER LEDGER PTY. LTD., Perth (AU), Zweigniederlassung Walchwil

Since 2023 · 1–10 empl.