We are one of the UK’s top five family-owned and operated mechanical, electrical and public health (MEP) businesses.

Delivering outstanding projects throughout the built environment for valued customers across the UK.

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90% of Our Work is Repeat Business

100% of our clients would recommend us

8.9 out of 10 Project KPI Score

70 Years of Engineering Excellence

Our Values

People
We offer an unrivalled customer experience – friendly, open, responsive, communicative and always willing to go the extra mile. We respect and valueour colleagues and enjoy coming to work.

Our Values

Teamwork
We are the sum of our collective talent. We share ideas, experience and skills; challenge and question; encourage and appreciate; and hold each other to account. By working as one big team, we achieve more than we ever could alone.

Our Values

Excellence
We set and achieve ambitious goals. We take pride in what we do and are passionate about our people, processes, products and services. We approach every challenge with a determination to succeed.

Our Values

Honesty
Our honesty, integrity and openness are key to the strong, positive relationships we build with our customers. We are fair, loyal, make principled choices and do the right thing.

People

Heritage

Our Work

All Projects

News & Social

  • This week we're 'in the company of' Martin Peacock, Operations Manager. Martin shares his career story, which start… https://t.co/RQwu7AuWX6

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  • Our values are very important to us. They reflect who we are, express what we believe & shape the way we behave. Th… https://t.co/MswE7LVb6w

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  • 2020 Vision: PM in a pandemic

    Back in March 2019, when we began working on the River Street Tower student accommodation scheme in Manchester, HE Simm’s remit was to deliver the full M&E package. Little did we know at that point what challenges lay ahead! Our client Downing Construction develops and manages bespoke accommodation in cities across the UK. River Street Continue Reading

  • HE Simm Completes MEP Project at Peel L&P’s Liverpool Waters

    HE Simm has completed a Mechanical, Electrical and Public Health (MEP) installation at Peel L&P’s Liverpool Waters, a mixed-use regeneration scheme in north Liverpool. The project, located in the heart of the Liverpool Waters development at Plaza 1821, forms part of the £5billion regeneration scheme by Peel L&P on behalf of Regenda – which will see Continue Reading