Record checked on 26 October 2026.
DeA architectes
Architecture firm in Mulhouse · founded in 2008
Overview
DeA architectes is a Mulhouse practice founded in 2008 by Guillaume Delemazure, who previously worked with Herzog & de Meuron; it now has two partners alongside him and a team of about a dozen. Its work in southern Alsace includes offices, schools and housing, as well as the conversion of the former SACM industrial halls in Mulhouse into the KM0 digital hub. It was co-contractor with Herzog & de Meuron on the extension of the Unterlinden Museum in Colmar.
- Founded
- 2008
- Team
- 10–19
- Projects
- 6
- Awards
- 2
Partners and founders
Guillaume DelemazureFounder and manager / Architect
Stéphane HouinPartner
François SchoenyPartner
Fields of work
Offices · Schools · Housing · Cultural buildings · Conversion of industrial buildings
Built work
Chrome and Platine office buildings, station district
Mulhouse · Office buildingsKM0 digital and industry hub, SACM halls (conversion)
Mulhouse · Offices and training centreA. Schweitzer nursery school (with 35 dwellings)
Riedisheim · Nursery school and housingUnterlinden Museum extension (co-contractor with Herzog & de Meuron)
Colmar · MuseumJean de Loisy nursery school
Mulhouse · Nursery schoolPrizes and awards
- 2016Alsace Architecture and Urban Design Awards 2015–2016 (DRAC Alsace and CAUE 67), winner, private facility category (Chrome office building)
- 2016Archi Design Club Awards, winner, new office buildings category (Chrome office building)
Frequently asked questions
Where is DeA architectes based?
The firm's address is 9 avenue Auguste Wicky, 68100 Mulhouse.
When was DeA architectes founded?
It was founded in 2008.
How can I contact DeA architectes?
You can reach the firm by phone on +33 3 89 32 52 95, by email at secretariat@dea-architectes.com and through its website dea-architectes.com.
What are the main projects of DeA architectes?
Its built work includes Société Industrielle de Mulhouse conference centre (renovation and extension) (Mulhouse, 2021), Chrome and Platine office buildings, station district (Mulhouse, 2017) and KM0 digital and industry hub, SACM halls (conversion) (Mulhouse, 2017).