Mars, Incorporated to Invest £190 Million in Slough Factory: A Commitment to Innovation and Sustainability
Mars, Incorporated Invests £190 Million in Slough Factory: A Commitment to Innovation and Sustainability
In exciting news for the manufacturing sector and candy lovers alike, Mars, Incorporated has announced a substantial £190 million investment in its Slough factory, set to take place between 2023 and 2028. Known for producing beloved brands like M&M’s, Snickers, and Whiskas, the Slough facility is not just a historical landmark; it’s a vital part of Mars’ European operations.
A Historical Hub
The Slough factory, the birthplace of the iconic Mars Bar in 1932, has stood the test of time, evolving into a key player in the company’s European network. In 2025 alone, it exported over 2.7 million kilograms of chocolate to Ireland and 12.3 million kilograms to the Netherlands, underscoring its importance as a hub not only for UK consumers but also for international markets.
A Vision for the Future
The £190 million investment aims to revolutionize the Slough site by integrating robotics and artificial intelligence into its production processes. Upgraded machinery will be enhanced with advanced cooling systems and energy-efficient utilities designed to boost performance and sustainability. One of the standout features of this investment is the use of digital twin technology, which employs AI-driven data to optimize production, ensure consistency, and minimize waste.
This commitment to modernization does not stop at technology. The investment will also create pathways for workforce upskilling, introducing new roles in advanced engineering, automation, and data-enabled manufacturing. This focus on education and training represents Mars’ dedication to fostering a skilled workforce that is prepared for the future.
Strong Support from Leadership
Adam Grant, General Manager of Mars Snacking UKI, emphasizes the significance of this investment: “This investment reflects our confidence in the UK as a hub to manufacture and innovate. By taking a long-term view, we ensure our operations remain world-class, competitive, and fit for the future." Grant’s words highlight the company’s commitment not only to its heritage but also to making a lasting positive impact on the communities where it operates.
Peter Kyle, the UK’s Business and Trade Secretary, adds to this sentiment: "This £190 million investment by Mars is a strong vote of confidence in the UK as a place to manufacture and innovate. For nearly a century, the Slough factory has produced some of the world’s best-loved brands, and this investment shows global businesses continuing to back British skills, workers, and industry."
Conclusion
As Mars, Incorporated embarks on this ambitious investment in its Slough factory, the company is not just focusing on increasing production capacity but is also addressing the pressing need for sustainability and innovation in the manufacturing sector. This progressive approach promises to benefit not only the company and its employees but also the broader community and economy.
With goals that align with modern challenges and opportunities, this investment represents a forward-thinking strategy that will safeguard the future of both Mars and the UK manufacturing industry. Exciting times lie ahead for Slough, and we can’t wait to see the remarkable innovations that emerge from this historic facility!