Green Building

Taking action today to build the real estate of tomorrow: that is the commitment we uphold through our eco-construction solutions.
Our mission? To help you design, renovate, and operate high-performance, low-carbon buildings that respect biodiversity and ensure user comfort.

Camille Leguille

Head of Environmental Project Management Division at Sinteo

The Challenges

    • Climate Emergency and Low-Carbon Transition
      Buildings account for a significant portion of CO₂ emissions (25% of greenhouse gas emissions in France). Reducing carbon impact, particularly through energy renovation and eco-construction, is central to environmental policies.

 

    • Biodiversity and Resource Preservation
      Real estate projects must now consider their footprint on habitats, fauna, flora, and resource management (water, materials, soil, etc.).

 

    • Occupant Comfort and Health
      Indoor air quality, acoustics, natural light, and thermal comfort: occupant well-being has become an essential criterion for a building's value and longevity.

 

    • Regulatory compliance and economic competitiveness
      With the Tertiary Decree, RE2020, and ESG requirements for investors, compliance is now a key asset for securing and enhancing the value of real estate portfolios.

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    • Image Enhancement and CSR Commitment
      Engaging in eco-construction strengthens the reputation of a committed and responsible stakeholder, while addressing new societal expectations.

 

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Our conviction: 'A sustainable building must serve life.'
We believe in the power of real estate that respects people and their environment. By working towards energy efficiency, low carbon, reuse, and biodiversity preservation, we collectively contribute to a resilient and meaningful living environment for both users and investors.

Our Solutions

Leveraging our comprehensive expertise, we support projects alongside the Project Owner (Maîtrise d'Ouvrage) or within the Project Management team (Maîtrise d'Oeuvre), at all project stages: programming, design, execution, site supervision, handover, and commissioning.

Certifications & Labels

  • Comprehensive (HQE, BREEAM, LEED, NF Habitat)
  • Regional (BDNA, BDO, BDM, BDF)
  • Comfort (WELL, Osmoz, Ecrains)
  • Energy and Carbon (BBCA, BBC Effinergie, Passiv-Haus)
  • Materials (Circolab, Bio-sourced Building)
  • Smart (SmartScore, Wiredscore, ready2service)
  • Biodiversity (Biodivercity, Effinature, Ecojardin, EVE)

Energy & Carbon

  • Building Life Cycle Assessment (LCA), low-carbon materials consulting
  • Renewable Energy Feasibility Study (photovoltaic, solar thermal & geothermal)
  • RE2020 Calculation
  • Product Life Cycle Assessment (LCA) & Environmental Product Declaration (EPD)

Technical Services

  • Fluid, Thermal, and Electrical Engineering (High/Low Current, HVAC, Plumbing)
  • Smart Building Consulting (AMO Smart), Building Management System (BMS)
  • BIM Modeling
  • Elevator Sizing
  • Commissioning

Comfort

  • Energy, Thermal, and Daylight Autonomy Simulation (Dynamic Energy Simulation, Dynamic Thermal Simulation, Daylight Autonomy Simulation, Computational Fluid Dynamics)
  • Indoor Air Quality (IAQ) Measurement and Action Plan
  • Urban Heat Island (UHI) Scoring
  • Acoustics: regulations, vibrations, measurements and diagnostics, interior/exterior design, timber/lightweight structure projects, site monitoring, impact studies…

Circular Economy

  • Products, Equipment, Materials, Waste (PEMD)
  • Resource Assessment
  • Reuse Project Management Assistance

Biodiversity

  • Arboricultural Health and Ecological Assessment
  • Wetland Assessment
  • Fauna and Flora Inventory
  • Impact assessment, case-by-case file (requests for Protected Species Derogations, Natura 2000 Impact Statements, calculation of ecological compensation (ERC))
  • Urban Ecological Engineering: design and site supervision

Water

  • Flood Risk Analysis (runoff, groundwater, overflows)
  • Design of On-site Stormwater Management Solutions
  • Study and Integration of Greywater and Rainwater Reuse Systems
  • Optimization of Water Consumption (equipment, BMS, sub-metering)
  • Support for Water Performance Awareness and Management

Economics

  • Technical Services Cost Consultant
  • Life Cycle Cost Approach
  • Operating Cost Analysis
  • Grant Research (CEE)

Our conviction:
with or without certification, a project
can always be ambitious

Our References

The
BREEAM certification

Guided by Macif's flexibility and usage requirements, we are managing the BREEAM certification process for the renovation.

Malesherbes – Rehabilitation of a Haussmannian Building

Malesherbes – Rehabilitation

For this elegant project located on Boulevard Malesherbes in Paris, we interpret the client's expectations

User-Centric Rehabilitation

User comfort and building connectivity are central to this renovation project.

Workshops & Training

The Construction Fresk

An engaging and collaborative workshop focused on construction, designed to address the challenges of climate change.

The Climate Fresk

In just 3 hours, The Climate Fresk enables participants to grasp climate challenges and collectively transition to action.

2 Tonnes

2 tonnes represents the average carbon footprint per inhabitant that we should achieve by 2050. How can this be achieved?

To Learn More

When acoustic design embraces biodiversity.

When acoustic design embraces biodiversity.

In the shadow of the challenges posed by climate change, a topic that receives far less media attention than global warming could nevertheless cause quite a stir. It concerns the acoustic state of our planet—and, in particular, the living world. Silence

Read more »

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