Roger Küffer | Substack

Roger Küffer

CDO @swisshospitalityhub @thelabhotel @hfthun CEO @SafeSurfing.ch former professional football player ...now passionate triathlon athlete;-) #rktri #swimbikerun https://linktr.ee/RogerKueffer

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Roger's IRONMAN Newsletter

By Roger Küffer

Follow and support me on my way to become an IRONMAN #swimbikerun #rktri

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