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Environment in the heart of building projects and development

C-3 ENGINEERING is a Specialized consulting firm in all environmental issues relating to buildings and adjustments (buildings and infrastructures) their implantations and their rehabilitations.
C-3 ENGINEERING offers to accompany you all along your project, bringing solutions to Environmental regulatory issues by introducing an added value environmental in your operations and so maximizing your programming.
Our experience serving the client is enriched by a continuing legal old technique.

Expertise fields

  • Environment
  • Energy
  • Water


  • Regulatory review (Water act, impact Analysis, Natura, ICPE)
  • Environmental management
  • Renewable energy
  • Comfort home
  • Hygrothermal: heating, lighting, acoustic, olfactory
  • Sustainable management and qualitative enhancement (Water, air, soil, energy)
  • GHG emissions
  • Contaminated sites and land
  • Life cycle analysis
  • Waste


  • Diagnosis
  • Planning: Setting the quantitative and qualitative targets and optmisation / schedules
  • Regulatory files
  • Design
  • Implementation and accompanying measures monitoring
  • Legal technical intelligence
  • Training

Our tools


  • OFFICE: Office suite
  • AUTOCAD, Revit: Drawing and technical design
  • PROFECT: Planning
  • SKETCHUP PRO: 3D Modeling
  • PHOTOSHOP: Image Editing

THE SOFTWARE dedicated environment 

  • ECOTECT: simulation development project Wind impact/solar/noise
  • GLOBALMAPPER: management of raster layers and vectors
  • MAPINFO/QGIS: GIS-Georeferencement of information
  • DIALUX: Lighting simulation Comfort and conso
  • PLEIADES+COMFIE: Dynamical thermal simulationcomfort and needs-regulatory calculations
  • TAS: Dynamical thermal simulation with humidity-comfort and needs
  • Metrology, water level probe
  • Metrology, Hanna multiparameters probe
Main references

Environment studies

  • Water Act dossiers and Natura 2000: Extension and restructuring of Lycée Sud-Landes à Saint-Vincent-deTyrosse, Aquitaine Regional Council, SATEL
  • Environmental management : Development plan of the Thales site in Mérignac, Thales Campus Air Innov
  • Pre operational and regulatory Study : Sale of individual parcels of land Domaine de Pélus à Mérignac (33), Les Pins de Pélus (Décathlon)

Monitoring of deployment, energy

  • Regional Council building Aquitaine
  • The city of Cenon (33)
  • Geothermal heat production in la Résidence FORMANOIR de PESSAC (33)
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