Cairo, Egypt

Galleria 40

Galleria 40 is a high-end, mixed-use property that was designed to be an example of sustainability and energy efficiency. It is the first commercial complex to receive the LEED Certification. The architectural, civil and electromechanical works were designed to efficiently control energy, water, carbon emissions, and other wastes. The building also contains a green wall that is 100 meters wide and 12 meters high.

Project info

Construction phase
New construction
Building type
Non-residential building
Detailed building type
Mixed-Use, office and retail
Net floor area
41.687 m2
Land plot size
17.000 m2
5 stories
Construction type
Original construction year of the building
Project contact
Reham Gamal - ES-Engineering Solutions
Contact email address

Project team

Raya Smart Buildings
Energy efficiency consultant(s)
ES Consultants

Building Rating and Certifications systems

Rating and certifications systems

Building Envelope

External walls

Description of construction
Building materials with high-recycled content sourced from local vendors


Roof type
Flat roof
Description of construction
High-performance, reflective roofing system

Openings and windows

Glazing type
Double glazed
G-Value glass
Overall u-value window
2.7 W/(m²*K)
Description of construction
High effieciency glass; 6mm glass + 12 air gap + 6mm

Basement floor

Description of construction

Technical Building Systems

Space cooling system

Primary space cooling system
Centralised chiller │Usually a central system located in the basement
High efficiency chilled water central plant. Zero CFC-based refrigerants in HVAC base building systems reduce degradation of the ozone layer.

Water heater system

Primary water heater system
Solar Thermal collector on the roof

Lighting system

Primary lighting system
LED (Light emitting diode lamps)

Final Energy Demand

Total specific final energy demand
N/A kWh/(m²*a)