Mischa Crumbach
Manager and Co-Developer ITRS
CEO and Co-Owner of Trail Therapy GmbH
Manager at input consulting AG
Edoardo Melchiori
Manager and Co-Developer ITRS
CEO of TrailGeek Consulting
IMBA Europe Board Member & President IMBA Italia
Christa Deiwiks
ITRS app developer
Co-Owner of Trail Therapy GmbH
Sarina Huber
Co-Director at Swiss Bike Park
ITRS Management Consortium
The ITRS is managed by the owners of the copyright of the ITRS (see licensing-conditions) and their respective companies.
Currently these are:
Mischa Crumbach
Trail Therapy GmbH
St. Jodernstrasse 36
3930 Visp
Switzerland
Edoardo Melchiori
TrailGeek Consulting
Corso Giuseppe Gabetti 10
Torino, Piemonte 10131
Italy
ITRS Certified professionals
Check out our goblal community of ITRS Certified Professionals and find the persons that offer ITRS services:
Entities involved in the ITRS project
Acknowledgements
We like to thank the following individuals and organizations for their valuable contributions to the ITRS (in alphabetic order):
We’d like to thank the following persons and organizations for their valuable contributions to the ITRS, e.g., in form of direct feedback, critical discussions or reviews (in alphabetic order):
Patrick Bauer (Destination Gstaad), Philipp Bont (Vast Trails), Born Magazine (Switzerland), Jürg Buschor (Supertrail.map), Darco Cazin (Allegra Tourismus), Stefano De Pietro (Associazione Italiana “Come vedono i daltonici”), Paul Evered, Thomas Falch (Trailnet.ch), Wolfgang Gleirscher (Outdooractive), Bruno Hirschi (Schweiz Mobil), Mark Holloway (Trailforks), Manuela Huber (Bike Region Voralpen, Supertrail.guide), Dominik Hug (Swiss Cycling Guide), Jerome Hunziker (Flying Metal), Lukas Keller (Swiss Cycling Guide), Marco Kocher (Trailworks), Ludo May (Pure Biking Verbier), Sam Morris (EO-MTBing), Mark McClure (Try-Cycles Ltd), Christoph Müller (Swiss Council for Accident Prevention BFU), Jan Oggier (BikePlan AG), Stefania Oradini (Garda Trentino), Daniel Alvarez Pérez, Chip Rafferty (MBCUK), Ride Magazine (Switzerland), Sacha Robert (Velosolutions), Myriam Saugy (Saugy Performance), Severin Schindler (Vast Trails), Carsten Schymik (Co-Developer Single Trail Scale), Peter Spadinger (Max2), Dave Spielmann (IMBA Switzerland), AJ Strawson (IMBA Canada), Kevin Suhr (BikePlan AG), Fabrice “Trifon” Tirefort (Verbier Bike Park), Andreas Tomaselli (max2), Manuel Vigini (BBK Grožnjan), David Werner (Co-Developer Single Trail Scale) & Shane Wilson (IMBA Trail Solutions).
And the over 1’300 participants of the survey about trail rating systems that was conducted as a basis for developing the ITRS in 2020/2021 for their opinion and valuable comments.