Founded in 1909 with little capital as a Cambridge-based chauffeur drive company  Marshall moved into the retail motor business in 1910. Obtaining the Austin distributorship for Cambridgeshire in 1920 it entered the aviation business in 1929. With all its growth funded by re-investment the Marshall Group remains a privately owned family company, with a turnover approaching £650M per annum.

The group of companies is chaired by the third generation of the Marshall family, and employs members of the fourth generation.  The Group currently has an employment of approaching 4,000 persons working in the fields of aerospace engineering, the design and manufacture of specialist vehicle applications, military mobility shelters and hospital surgical units, motor vehicle sales and after sales support,  refrigerated transport sales and support, and property ownership and management.

The Group looks forward to building on its strengths for the future prosperity of the shareholders, employees and the community having earned a reputation over many years for stability, quality of workmanship, value for money and service to its many customers throughout the world.