What does Effysens do?

Effysens is a French engineering and consulting firm specializing in energy efficiency and sustainable building renovation for tertiary real estate. Founded in 2019, the company provides comprehensive design, feasibility studies, and performance monitoring services.

Where is Effysens located?

Effysens is headquartered in Corbeil-Essonnes, France.

What energy sectors does Effysens operate in?

Effysens operates in Energy Storage.

How many employees does Effysens have?

Effysens has approximately 50-200 employees.

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Effysens

Corbeil-Essonnes, Île-de-France, France

Energy StoragePrivate

Founded 201950-200 employees

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About

Founded in 2019, Effysens is a private headquartered in Corbeil-Essonnes, France with approximately 50-200 employees specializing in Energy Storage.

Effysens designs and renovates responsible, sustainable buildings with a focus on global performance beyond energy consumption alone. The company integrates comfort, usage, behavior, and operational considerations into its holistic approach. Services include energy audits, dynamic energy simulation, low-carbon strategy development, bioclimatic design, and performance monitoring. The firm collaborates with architects, urbanists, and sustainability partners to address climate-related challenges and circular economy principles. Notable expertise includes tertiary building renovation, BEPOS/TEPOS design, and compliance with French tertiary energy efficiency decrees.

building energy efficiencyrenovation consultingsustainable architecturelow-carbon designBEPOSTEPOStertiary sector

Headquarters

Corbeil-Essonnes, France

Founded

2019

Employees

50-200

Company Type

Private