International Mechanical, Electrical & Instrumentation Services Company


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Employees in 7 offices


Apprentices in training

Featured projects

Heathrow Pier 7

Upgrading terminal infrastructure at an airport as busy as Heathrow requires smart scheduling to minimise downtime. Dornan successfully...

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Verde, Victoria

Verde is a spectacular office-led redevelopment in the heart of London’s Victoria district. With a dramatic triple-height reception...

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Bracknell Town Centre Regeneration

Dornan has played a major role in transforming the centre of Bracknell, a post-war ‘New Town’ 65km west...

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Dornan apprentice

Investing in engineers of the future

Every year, we recruit a large cohort of prospective engineers and give them real-project experience while they study for their qualifications at college. We give them all the support they need to build a valuable set of skills and identify an engineering specialism in which they can see themselves building long-term careers. And they earn while they learn.

Our investment in these young people is significant, but so is our return. The Dornan engineers they become are among the best in the industry.

Dornan news

Dornan engineers Josh’s new playground

When Dornan was asked to take part in a Children in Need project in London – along with Mace – to complete a unique playground project, our team jumped at the chance to... read full story » More News »