- Sensirion AG-The Sensor Company
- 2,858.9 metre(s)
- Switzerland (Flumserberg)
The longest marble run measures 2,858.9 m (9,379 ft 7 in) and was achieved by Sensirion AG-The Sensor Company (Switzerland) in Flumserberg, Switzerland, on 1 September 2017.
Each year, Sensirion organises a team building event for their employees. This year they decided to attempt a Guinness World Records record attempt.