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Whether you're starting out, have been working in the field for many years, or are already Professionally Registered, our range of memberships means that there is a level to suit everyone.  

CIBSE is licenced to award professional registration alongside membership. Registration demonstrates that you hold a level of competence and commitment that is recognised internationally.

Join as an Affiliate

Become an Affiliate member of CIBSE today and get unlimited free downloads on the Knowledge Portal, a subscription to the CIBSE Journal, 20% off all Training courses, access to CIBSE Mentoring and more. Join in July 2024 to get 18 months of membership for the price of 12.

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Find your membership

Unsure which membership is right for you?

Answer a few questions in our interactive Membership Finder. and we will recommend your most suitable grade.


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Join CIBSE today

If you are a student, an apprentice, have recently graduated, or do not have specific qualifications, you can apply for one of these entry-level CIBSE memberships.

Student Membership

Currently studying a full or part-time STEM course?

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Graduate Membership

For those who have graduated in the past five years.

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Affiliate Membership

There are no entry requirements to join as an Affiliate.

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Join as an experienced Engineer

Corporate memberships are based on your level of competence and experience.

Licentiate (LCIBSE)

Technicians involved in applying creative aptitudes and skills within fields of technology.

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Associate (ACIBSE)

Those at management level, with the ability to act as an exponent of today's technology.

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Member (MCIBSE)

Those engaged in technical and commercial leadership, optimising technologies.

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Fellow (FCIBSE)

For professional engineers contributing to the industry in a senior role.

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Ready to apply?

If you've gathered the documents needed to apply for the membership grade most relevant to you, you can start your online application.

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Any questions?

Explore our FAQs pages for more information about how to join CIBSE, the membership types, the application process for professional registration, or other enquiries you might have.

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