RIDDLE&CODE builds the connection between the physical and digital world and creates the basis for the industrial token economy. They combine the security standards with the potential of blockchain technology and integrate robust hardware & software stacks into the infrastructure of their global, tier-one clients.



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Products and services

RIDDLE&CODE builds hardware and software stacks and brings trusted identity to objects and people in the financial markets, energy, mobility and the Internet of Things.

About the business

Headquartered in Vienna, RIDDLE&CODE offers blockchain interface solutions. Its hard- and software stacks enable companies to master the challenges of the digital society such as machine identity, product provenance and supply chain management.


Since its foundation in 2016, RIDDLE&CODE has been successfully working with international companies and institutions. The company was recognized with various awards for its technology. The founder of RIDDLE&CODE is Tom Fuerstner.

About the owners and the team

The company is run by a small team, managed by John Calian and Alexander Koppel, co- CEOs of RIDDLE&CODE.


  • 14b

Secondary focus

  • 14a (- 14b)

Number of clients:

  • 14f

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