About Us
Transforming group accommodations contracting.
We're on a mission to revolutionize the way hotels and tour operators handle group bookings, making complex multi-date, multi-city reservations simple, efficient, and profitable.
Our mission
At GrupBlox, we are dedicated to transforming group travel procurement through innovative technology. Our mission is to provide travel professionals with powerful tools that streamline the entire group contracting process, from initial inquiry to executed agreements.
We're customer-obsessed — building deep relationships with hotels, tour operators, and travel professionals worldwide. Our platform eliminates the endless email chains, reduces negotiation time, and ensures every group booking is handled with precision and care.
Meet the team
Founded by industry pioneers.
GrupBlox was founded by industry veterans Matthew Martinez and Theodore Mosetick, who recognized the challenges in the group travel industry and set out to create a solution.
Today, GrupBlox transforms group travel procurement by providing hotels and tour operators with the tools they need to handle complex bookings efficiently. More than 500 hotel partners and thousands of travel professionals rely on GrupBlox to streamline their operations and grow their business.

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Matthew Martinez
Co-Founder & CEO
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Theodore Mosetick
Co-Founder & CTO
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Chris Sheddy
SVP of Engineering
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Elliott Sencan
Head of UX Engineering
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Chase Martinez
Senior Contracting Manager
Recognition
Award-winning platform.
GrupBlox has been recognized by industry leaders for its innovation and impact in transforming group travel management.