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We are the Chartered Institution of Building Services Engineers

CIBSE and our members drive better built-environment performance, unlocking economic, environmental and social value.

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16 months of membership for the price of 12

Start your online application to become an Affiliate member of CIBSE today and get instant access to our member benefits until December 2023.

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CIBSE 1-2-5

As part of CIBSE’s 125th anniversary celebrations CIBSE President Kevin Mitchell has launched 5 challenges.

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What is Building Services?

Building services engineering is essential to reducing the energy used by buildings and helping to combat climate change.

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CIBSE Building Performance Awards

The CIBSE Building Performance Awards recognise the people, products and projects that demonstrate engineering excellence in the built environment.

CIBSE Building Performance Awards 2023

Join the Hall of Fame with the CIBSE Building Performance Awards 2023.

Entries have been extended until 28 September 2022.

How to enter

CIBSE in your Region

CIBSE have well-established Regions providing useful services to the building services community.

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Special Interest Groups

CIBSE's Special Interest Groups encompass topics that cut across building services.

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Key specialisms in building services are represented within the CIBSE societies, offering professional recognition.

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Young Engineers Network

For those in the first 10 years of their career YEN is there to provide both local and international support.

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Inspire the next generation

Watch CIBSE President, Kevin Mitchell, give his inaugural address.

More about Kevin Mitchell

Our People

Find out who sits on the CIBSE Board, Council and the various committees of the Institution.

Our People
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