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Open House Festival 2025: C20’s top picks

This year’s London Open House festival takes place between 13 – 21 September 2025. Here, our new Head of Casework Laura Mark picks ten of the best twentieth century buildings to see, many of which C20 Society has had involvement with through our ...

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C20 meets Heatherwick: Eleven post-war buildings that people love

Goodbye to C20, by Coco Whittaker

Christmas message from C20’s Director, Catherine Croft

Goodbye to C20, by Clare Price

Remembering Elain – Spotify playlist

Concrete crisis: What is Reinforced Autoclaved Aerated Concrete (RAAC)?

‘We have to work ahead of public taste’: A conversation with Hugh Pearman, new chairman of C20 Society

40 years in the making – Battersea Power Station: the verdict

Catherine Croft reacts to the Daily Mirror piece about James Stirling’s Southgate Estate in Runcorn

Win a copy of the paperback edition of the See-Through House by Shelley Klein

Introduce a friend to C20 Society and both get 2 free event tickets or a free Journal

Autumn Lecture Series theme announced: Mid-Century Modern

Agatha Christie: The Modernist War Years at the Isokon Gallery

Unusual Barbara Hepworth concrete sculpture restored and to be on view in Wakefield

Great media coverage for our Top 10 Buildings at Risk list 2021

Brutwax candlemakers to donate 10% of profits to C20 Society

Festival of Britain South Bank Tour

Brutal North: C20’s Survey of threatened Brutalism in the North of England

Modernist Maison Zilveli in Paris at risk