Record checked on 26 October 2026.
PAG (Pierre-Antoine Gatier)
Architecture firm in Paris 2nd · founded in 1991
Formerly Agence Pierre-Antoine Gatier
Overview
PAG is the Paris agency of Pierre-Antoine Gatier, who came first in the 1990 competition for chief architects of historic monuments and set up the practice in 1991; it now has about 45 staff and a second office in Saint-Denis, Réunion. It restores major monuments in France and abroad, including the Opéra-Comique, the Eiffel Tower's repainting, the Villa Medici and the Palazzo Farnese in Rome, as well as 20th-century buildings such as Eileen Gray's Villa E-1027 and Le Corbusier's Maison La Roche. It restored the historic fabric of the Bourse de Commerce in Paris, which opened in 2021 as the Pinault Collection museum with Tadao Ando and NeM.
- Founded
- 1991
- Team
- ≈ 45
- Projects
- 7
- Awards
- 1
Pierre-Antoine Gatier set up the agency in 1991, after coming first in the 1990 competition for chief architects of historic monuments; the current company was registered in 2017.
Other offices: Saint-Denis (Réunion)
Partners and founders
Pierre-Antoine GatierFounder / Manager / Chief Architect of Historic Monuments
Guillaume Le TarnecDeputy Managing Director
Fields of work
Restoration of historic monuments · 20th-century heritage (concrete and metal) · Museums and theatres · Historic gardens and estates · Heritage studies and master plans
Built work
Church of Saint-Germain-des-Prés (restoration of the painted interior)
Paris · Church restorationVilla Kérylos (conservation of the interior decoration)
Beaulieu-sur-Mer · Historic monument restorationBourse de Commerce – Pinault Collection (restoration, with Tadao Ando, NeM and Setec)
Paris · MuseumDomaine de Chantilly (château, gardens and Grandes Écuries restoration)
Chantilly · Historic estate restorationInstitut Giacometti (with Pascal Grasso Architectures, lead architect)
Paris · Exhibition space and research centreVilla E-1027 (restoration)
Roquebrune-Cap-Martin · Historic monument restorationPrizes and awards
- 2021Équerre d'argent, nomination, Culture, Youth and Sport category (Bourse de Commerce – Pinault Collection, Paris)
Frequently asked questions
Where is PAG (Pierre-Antoine Gatier) based?
The firm's address is 23 rue du Mail, 75002 Paris.
When was PAG (Pierre-Antoine Gatier) founded?
It was founded in 1991.
How can I contact PAG (Pierre-Antoine Gatier)?
You can reach the firm by phone on +33 1 40 46 88 66, by email at contact@gatier.org and through its website pag-architecture.com.
What are the main projects of PAG (Pierre-Antoine Gatier)?
Its built work includes Maison La Roche by Le Corbusier (restoration) (Paris, 2024), Church of Saint-Germain-des-Prés (restoration of the painted interior) (Paris, 2024) and Villa Kérylos (conservation of the interior decoration) (Beaulieu-sur-Mer, 2023).