Optimization of Union Investment's office buildings in Paris - 163,000 m²

Optimized surface ➡️ 163,000 m² in 13 office and open-space buildings

Reference energy ➡️ Gas


energy savings


reduction in CO2 emissions



In 2021, Union Investment, a major player in real estate investment and asset management in France, called on Accenta.

Its objective is to improve the energy efficiency of its 163,000 m² of office and open space space, spread over 13 buildings.



Tailor-made solutions from Accenta


Following preliminary site surveys, Accenta engineers decided to install :

✅ 46 comfort sensors

✅ 46 energy sensors

Optimzen software solution

✅ Customized dashboards


Once installed and networked, the 92 loT sensors collect ambient and consumption information and transmit it to the connected software.

Artificial intelligence then identifies sources of energy optimization, and draws up the most efficient roadmap based on each building’s heating and cooling requirements.



Customer benefits


Union Investment has regained control of its energy consumption thanks to this intelligent system, known as Building Management System (BMS) or continuous control platform.

As part of the recommended operation offer, the company also benefits from consumption analyses and adjustment advice provided by Accenta’s experts.


All in all, the comprehensive BMS installation + technical support service generates significant benefits for the customer:

✅ Energy costs and carbon emissions reduced by a third (-33%)

✅ Compliance with the BACS decree

✅ Real-time monitoring of consumption and anomalies thanks to a simple management interface accessible on PC and smartphone

✅ Enhance the comfort of your premises

Transform your energy management too
Accenta's artificial intelligence control platform has won 17 awards for its efficiency.

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