Record checked on 26 October 2026.
Atelier d'Urbanité Roland Castro
Architecture firm in Paris 20th
Formerly Castro Denissof Associés
Overview
Atelier d'Urbanité Roland Castro (A'U RC) is a Paris architecture and urban-planning practice on boulevard de Ménilmontant that continues Castro Denissof Associés, the office Roland Castro (1940–2023) ran with Sophie Denissof. It is led by the architect-urbanists Gérald Heulluy, its president since 2017, and Suzana Lajic, with a team of about twenty. It is known for remodelling large post-war housing estates, such as La Caravelle in Villeneuve-la-Garenne, as well as for housing, offices and public spaces.
- Founded
- —
- Team
- ≈ 20
- Projects
- 6
- Awards
- 0
The firm says it was founded under this name in 2022 by Roland Castro, Gérald Heulluy and Suzana Lajic; it continues Castro Denissof Associés, the practice Castro ran with Sophie Denissof from the 1980s, and the company itself was registered in 2012.
Partners and founders
Gérald HeulluyPresident / Managing partner / Architect-urbanist
Suzana LajicManaging partner and director / Architect-urbanist
Roland CastroFounder (1940–2023)
Fields of work
Remodelling of large housing estates · Urban planning and urban projects · Housing · Public spaces · Public facilities and offices
Built work
Ovalie office building (as Castro Denissof Associés)
Saint-Ouen-sur-Seine · OfficesRue de Bagnolet complex: Mama Shelter hotel, Marguerite Duras media library and housing (as Castro Denissof Associés)
Paris · Mixed-use complexLa Caravelle remodelling (as Castro Denissof Associés)
Villeneuve-la-Garenne · Housing estate remodellingBoulevard de la Liberté remodelling (as Castro Denissof Associés)
Douchy-les-Mines · Housing estate remodellingCarros civic complex and André Verdet media library (as Castro Denissof Associés)
Carros · Media library and civic complexFrequently asked questions
Where is Atelier d'Urbanité Roland Castro based?
The firm's address is 32 boulevard de Ménilmontant, 75020 Paris.
How can I contact Atelier d'Urbanité Roland Castro?
You can reach the firm by phone on +33 1 43 15 15 43, by email at contact@au-rc.com and through its website au-rc.com.
What are the main projects of Atelier d'Urbanité Roland Castro?
Its built work includes 64 social housing units, ZAC Chandon-République (as Castro Denissof Associés) (Gennevilliers, 2014), Ovalie office building (as Castro Denissof Associés) (Saint-Ouen-sur-Seine, 2012) and Rue de Bagnolet complex: Mama Shelter hotel, Marguerite Duras media library and housing (as Castro Denissof Associés) (Paris, 2010).