About HotelSIM
A telecom partner trusted by global brands.
HotelSIM is backed by Lightup, a telecom infrastructure provider headquartered in Switzerland and Germany, with over 25 years of experience in international connectivity.
Lightup has supported large-scale connectivity and infrastructure projects across Europe and global markets, working with established brands across travel, mobility, and technology sectors.
The infrastructure behind HotelSIM is built for scale, reliability, and real-world travel demand, not consumer experimentation.
We operate across Italy, Spain, France, and Germany, with continued international expansion.
Trusted By
Deutsche TelekomFlixBusNintendo
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Your travelers already expect to be connected. We make it happen.