World Championship
for Energy Savings
Championship
What is WCES?
Why it matters
How it works
Methodology
How you become a World Champion
International Sustainable Buildings Competition
Leagues
Explore Leagues
What is a National League
Launch a National League
Champions
Explore Champions
What is a Champion?
Performance categories
Levels of performance
Submission process
Submit Building
Tour Eqho
France – La Défense
Temperate
Existing Building
Organisation : TOUR EQHO
10.0 %
annual energy
savings achieved
Level : Bronze
Energy performance
10.0 %
Energy savings
122.2 kWh/m²/year
Absolute performance
0.7 kgCO₂/m²/year
Carbon intensity
Technical context
Floor area
81,300 m²
Activity type
Office
Year built
1980 à 2000 – RT 1978 non contraignante
Building structure status
Property manager
Consumption data
Measurement periods
Reference period
Jan 2021 - Dec 2022
Monitoring period
Jul 2024 - Jun 2025
Annual Energy Impact
Reference
10,888,614 kWh/year
Energy Savings
1,093,935 kWh
Avoided Emissions
57.43 tCO₂/year
