Sequana

Missions

Strong environmental ambitions:  

  • Energy performance, 
  • Environmental certification, 
  • Reducing the project’s carbon footprint, 
  • Development of biodiversity, 
  • Recycling approach. 

Sequana (formerly The Mozart Tour) is a project to upgrade two buildings: BREEAM RFO 2015 certification (Very Good level), BIODIVERCITY label (Standard level), BBCA label. 

This 100-metre-high tower is located in Issy les Moulineaux, in the Val de Seine business centre. 

It offers high-quality services over 23 levels of superstructure and 3 levels of infrastructure: 

  • Passive “thin double skin” façade for the North and South façades and “single skin” with reinforced thermal break for the East and West façades, 
  • 1600 m² of floor space. Acoustic comfort: 38 dB D,n,t,a glazing. 
  • Natural light: glazing with a solar factor of less than 25% and a light transmission of at least 50%, 
  • Generator safety centre, 
  • Air conditioning control via BMS, 
  • Lifts; 2 sets of 5 lifts, 
  •  Freight lift: Capacity 1200 kg 

Special technical provisions :

  • Shops, 
  • Sports hall, 
  • Medico-social area, 
  • Business area/meeting room facilities on the 13th floor, 
  • Cafeteria, 
  • Club lounge/brasserie, 
  • General management area, 
  • 350-seat auditorium. 

Challenges

  • Circular design
  • Making the most of what already exists

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