The Twentieth Century Society

Campaigning for outstanding buildings


C20 objects to major plans for Lasdun’s IBM building

De la Warr Pavilion, Bexhill-on-Sea, designed by Erich Mendelsohn and Serge Chermayeff, engineer Felix Samuely


Help us save the irreplaceable C20th buildings and design that shape Britain today and enrich its future.

We are C20 Rosemary Hill Photo Dublin airport

We are C20

On our 40th anniversary we asked 40 members how and why they joined C20 Society

Join our campaign

Add your passion to ours and help us campaign to save the C20th buildings and design you love. Your support is crucial to our work.

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January 2020

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