Global manufacturer Cummins backs Daventry with $50m expansion plan

A global engineering giant has announced a $50 million investment in its Daventry power systems plant.

Cummins Inc. (NYSE: CMI) revealed the investment at the UK Government’s inaugural Regional Investment Summit, highlighting the firm’s long-term commitment to British manufacturing.

The Cummins site on Royal Oak Way South spans 435,000 sq ft and designs, manufactures and distributes large-scale engines ranging from 38 to 95 litres. These are used across sectors including data centres, healthcare, oil and gas, rail and marine applications.

The Daventry plant has been operating for more than 50 years and employs around 1,100 people. The latest funding forms part of a previously announced $200 million global investment package aimed at expanding manufacturing capacity.

An artist's impression of the new Cummins Daventry assembly line facilityplaceholder image
An artist's impression of the new Cummins Daventry assembly line facility

Plans include the creation of a new 315 sq m assembly line facility, housing three new machining centres and a block wash, alongside the refurbishment of test cell capacities to meet growing global demand for power generation products.

Jenny Bush, president of Cummins Power Systems, said the investment would help secure skilled jobs, strengthen local supply chains and support the expansion of critical power infrastructure.

She said: “This investment places Cummins and the UK at the heart of growth in AI and the emerging data-centre ecosystem, while supporting long-term economic growth.”

Roy Free, plant manager at Cummins Daventry, said the funding reflected the dedication of the local workforce and would keep the site at the forefront of advanced manufacturing for decades to come.

Chancellor of the Exchequer Rachel Reeves MP welcomed the announcement, calling it “a huge vote of confidence in British manufacturing”.

She added that the investment would strengthen energy supply chains and help power data centres, hospitals and other essential public services.

Cummins’ Daventry operation also plays a role in the company’s sustainability ambitions. In 2023, a 20,000 sq m solar farm was opened at the site, capable of generating 1.8 megawatts of renewable energy – enough to power the equivalent of 746 homes for a year.

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