Millbrook Proving Ground
of Millbrook, Bedford
1988 Millbrook Proving Ground Ltd was formed as a subsidiary of Group Lotus
1993 The company was transferred to GM Holdings Ltd, still operating as an independent business.
2015 Acquired TestWorld, a Finnish facility providing winter test facilities. Millbrook Group was formed to own and operate the various activities.
2016 Became part of Test and Measurement business of Spectris
2017 Acquired Mi-Technology, previously the CSA Leyland Technical Centre.
Sources of Information
-  Millbrook history