Who we are
We are expert electrical, automation and mechanical engineers working collaboratively to advise, design, build and maintain solutions across industry, infrastructure and beyond.
With a strong national presence and deep sector knowledge, we have a proven track record of delivering complex projects across many highly competitive, regulated and safety-critical environments.
Originally established in the UK in 1907 as Lee Beesley, and building on the heritage of respected national brands including Cougar Automation, AND Automation, QSI Group and Eltek Systems, we bring together generations of engineering expertise under the Actemium UK banner.
Today, we are a trusted engineering partner to a broad range of customers – from blue-chip organisations and nationally significant infrastructure clients to fast-growing businesses and ambitious SMEs.
What we do
We help our clients improve and grow with confidence – by unlocking capacity, improving productivity, enhancing operational efficiency and strengthening resilience.
Our in-house teams deliver electrical, automation and mechanical engineering solutions across the full lifecycle, supported by expert project management to ensure safe, reliable and predictable delivery.
We specialise in bespoke, high-performing, sustainable and cyber-secure solutions, tailored to the specific needs of each client, industry and operating environment.
Why work with us?
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Trusted engineering partner to industry, infrastructure and beyond for nearly 120 years
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National coverage across England, Wales and Scotland
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300+ in-house engineers and project managers
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Multi-discipline engineering expertise across electrical, automation and mechanical engineering
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One of the UK’s largest control panel manufacturers
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Supporting clients in over 60 countries worldwide
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Long-term partner to over 80% of our clients, reflecting trusted delivery
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Built on the heritage of Lee Beesley, Cougar Automation, AND Automation, QSI Group, and Eltek Systems
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Certified and accredited to relevant industry standards and by professional bodies
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Committed to our people, communities and the environment
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Part of the global Actemium network, combining local delivery with international expertise
The Actemium Global Network
Worldwide, our experts work to deliver a range of safe and sustainable solutions and services across the entire industrial life cycle. In our day-to-day operations, Actemium builds on our powerful networking system expertise in each process to provide turnkey solutions.
Actemium UK is a part of the global VINCI Group
