Cal Bank Head Office Tower

Cal Bank Head Office Tower

Cal Bank’s head office facility is a 12-story building in Accra. The resource-efficient office building is aligned with Cal Bank’s commitment to integrate environmental and social management into its business activities and operations.

Cal Bank Head Office Tower has received final EDGE certification from thinkstep-SGS.

Predicted Savings of EDGE Certification


Energy Savings*


Water Savings


Less Embodied Energy in Materials

Technical Solutions


Solar photovoltaics, energy-saving lighting in internal and external spaces, lighting controls for corridors and staircases, and occupancy sensors in bathrooms, conference rooms, closed cabins, and open offices.


Dual-flush water closets, water-efficient urinals, low-flow faucets, and a rainwater harvesting system.


In-situ reinforced concrete slab for the floor and roof construction, plasterboards on metal studs for internal walls, and aluminum profile cladding for external walls.

*Part of the energy efficiency percentage may be associated with virtual energy for comfort depending on the presence of heating and cooling systems. Note that virtual energy does not contribute savings to utility bills.


23 Independence Ave
Accra, Ghana

More Information:


Final EDGE Certification


December 2019

Floor Space:

10,000 m2

Total CO2 Savings:

214.5 tCO2/Year