[5][3][6] Celonis was founded in 2011 by Alex Rinke, Bastian Nominacher, and Martin Klenk as a spin-off from the Technical University of Munich (TUM).

[14] In June 2021, Celonis raised a $1bn series D investment at $11bn valuation, becoming New York’s and Germany’s most valuable startup as per Forbes.

[15] In August 2022, it is announced that Qatar's sovereign wealth fund Qatar Investment Authority has joined Celonis as the leader of the US$400 million Series-D expansion, which was already completed in June 2021, in the amount of US$1 billion, bringing the company's valuation to around US$13 billion.

[21] In October 2021, Celonis acquired Lenses.io, a London/Athens-based software company with over 100 employees that specializes in real-time streaming data tools.

[23][24] In October 2020, Celonis launched its Execution Management System (EMS),[25] a process analysis tool.