About Us

In May 2020, ExMac Automation and the wider MacDonald Humfrey Automation Group was acquired as part of the transaction for Leidos to acquire L3Harris Technologies' Security Detection & Automation businesses. Now operating as Leidos Security Detection & Automation, the business remains a market leader in the design, manufacture and installation of unit conveyors, conveyor systems & associated material handling equipment.

With an established a reputation for supplying high quality, robust systems at competitive prices, well deploy the latest technology to provide innovative solutions to the highest standards in order to deliver your solution.

Our 35,000-square-foot bespoke facility in Droitwich, Midlands, UK offers extensive design, manufacturing and assembly resources.  The scope and space of this workshop allows us to carry out comprehensive pre-installation assembly and factory acceptance tests for all projects.

At Leidos we place quality at the heart of our business and at the heart of our training, learning and innovation.  Our success is built on our highly valued people who are passionate about customer satisfaction, foster a winning ‘can do – get it done’ culture and who support our core values of Integrity, Excellence, Accountability and Respect.  We work closely with local colleges and universities to develop our in-house engineers and to push the boundaries of engineering excellence and innovation.  

Being part of global science, technology, and engineering leader Leidos, allows the business to continually invest in our apprentices, people and assets. By utilising our extensive group resources and group expertise we are able to tap into a global DNA of innovation and passion and deliver valuable solutions driven by people at the grassroots level who want to do great things.