Building the future
with 100% earth

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Based on millennia-old building techniques and modern production methods, Lehm Ton Erde is driving the building revolution. For four decades, Martin Rauch and his team have been developing innovative solutions that lead earth building into the future. Consistently working with unstabilized clay makes it possible to create sensual yet sensible architecture that focuses on the health of people and the earth.
P r o d u c t s
W a l l
F l o o r
I n t e r i o r   l i n i n g
C e i l i n g
L e h m o
C l a y   c a s e i n
A r t s   &   O b j e c t s
C e r a m i c s

Individual services for rammed earth projects that combine well thought-out planning with precise craftsmanship.

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In situ
production
Prefabricated
production
Field factory
Recipe development
Mock-up creation
Production techniques & machinery
Research & development
Art concept
Advice & planning
Feasibility study
Knowledge transfer

Highlights from EARTH

Ethos

People & Culture, Ethos, Juli 4, 2025

ERDEN House

Studio, April 11, 2025

Drawing from the earth

Martin Rauch, Network, by Marina Hämmerle, Dezember 15, 2025

Lehm Ton Erde production hall

Lehm Ton Erde, Mai 28, 2025