AAB - J. Stryjenski & H. Monti SA

AAB - J. Stryjenski & H. Monti SA, public limited company in Carouge (GE), engineering. Registration active in the commercial register since 1985. Latest publication: Sept. 22, 2025. UID CHE-106.000.559.

AAB is a building acoustics consultancy based in Geneva and active across the French-speaking world. Its areas include architectural and room acoustics, environmental acoustics, building physics and acoustic expertise.¹

Commercial register

Legal form: Public limited company
Registered office: rue des Noirettes 32, 1227 Carouge GE
Share capital: CHF 100,000
UID: CHE-106.000.559
Registered since: 1985
Former names: AAB - Jean Stryjenski SA
Registered purpose (original language): exploitation d'un bureau d'études et d'un laboratoire de recherches architecturales et techniques.

Prospex data

Sector: Architectural and engineering activities; technical testing and analysis¹
Website: With an account
Officers: With an account
Headcount: With an account
Signals: With an account

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Register publications

The commercial register publishes each notice only in the language of the registry office concerned, and Prospex reproduces it unchanged.

Officers changed Sept. 22, 2025

AAB - J. Stryjenski & H. Monti SA, à Carouge (GE), CHE-106.000.559 (FOSC du 11.08.2023, p. 0/1005815272). Signature individuelle a été conférée à Houpline Lucie, de France, à La Roche-sur-Foron, FRA, directrice.
Officers changed Aug. 11, 2023

AAB - J. Stryjenski & H. Monti SA, à Carouge (GE), CHE-106.000.559 (FOSC du 18.03.2022, p. 0/1005430860). Monti Julio Horacio Dante n'est plus administrateur; ses pouvoirs sont radiés. Köller Wouter Vincent, jusqu'ici président, reste administrateur unique et signe désormais individuellement; ses pouvoirs sont modifiés en ce sens.
Officers changed March 18, 2022

AAB - J. Stryjenski & H. Monti SA, à Carouge (GE), CHE-106.000.559 (FOSC du 01.10.2021, p. 0/1005303492). Monti Julio Horacio Dante signe désormais collectivement à deux. Köller Wouter Vincent, des Pays-Bas, à Genève, est membre et président du conseil d'administration avec signature collective à deux.

Source: Swiss Official Gazette of Commerce (FOSC).

¹ This information was estimated by machine learning and may contain errors.