Eco Construire
Construction cost consulting for project owners and architects in Paris, Lyon and Rennes, covering estimates, budgets and contracts
Highlights
- New on EvolcAdded 2026-11-02
About Eco Construire
Eco+Construire is a construction economics firm (économiste de la construction). It prepares cost estimates, budget control, contract documents and financial monitoring for building projects, and calculates whole-life costs. It also runs life-cycle assessment, reuse and deconstruction missions under the eco+carbone name.
Its clients are project owners (maîtres d'ouvrage) and architects. The firm works across culture, education, sport, housing, mobility and office or industrial projects.
Eco+Construire was founded in 2008 by Clara Durand Seidl, and Edwin Bazin joined as a partner in 2014. The firm took over the Brageot atelier in 2016. It is headquartered in Paris and has offices in Lyon and Rennes.
Product: Cost estimation, budget control, construction contract support, whole-life cost calculation and life-cycle assessment for building projects
Public tenders won
13 tenders won since 1 Jan 2024 from 11 public buyers in France, worth €5.9M as awarded. From EU award notices (TED) that name Eco Construire by its registry number.
- 7 Nov 2025 Ville de Mulhouse · Assistance à maitrise d'ouvrage relative à la stratégie urbaine, programmatique et opérationnelle du projet DMC et de la Cité des Arts Visuels · €372k notice
- 25 Jul 2025 Commune de Saint-Cloud · Concours restreint de maîtrise d'oeuvre (sur esquisse + sans maquette) pour la réhabilitation du pôle culturel des Avelines notice
- 25 Jul 2025 oppic · marché de maîtrise d'oeuvre pour la réalisation du mémorial national des victimes de l'esclavage dans les jardins du Trocadéro (Paris) · €351k notice
- 4 Mar 2025 Communauté de Communes Coeur du Var (83) · Concours restreint de maitrise d'oeuvre sur "esquisse+" pour la rénovation de la piscine du Luc-en-Provence notice
- 25 Feb 2025 Nantes Métropole · Concours restreint de maîtrise d'oeuvre sur "esquisse" pour le projet de construction d'une Piscine Olympique Métropolitaine à Rezé notice
- 13 Feb 2025 Association Warren J. Kennedy · Marché de maîtrise d'oeuvre architecturale, scénographique, paysagère et technique pour la création d'un musée à Ravenoville de valorisation de l'ancien camp de prisonniers de Foucarville et sur la captivité de guerre (50) · €1.1M notice
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Website technologies
Tools and platforms detected on this company’s website, grouped by purpose. Dates record when Evolc observed them.
Analytics
- Google Universal AnalyticsMedium confidence
- First detected
- Last detected
- Last checked
Detection evidence
- Integration code on pageinitialization/configuration expression
Hosting
- ApacheHigh confidence
- First detected
- Last detected
- Last checked
Detection evidence
- Response headerserver
Website detection does not establish a paid subscription or company-wide use. Tools loaded after consent or sign-in may be missed. “No longer observed” does not prove the company stopped using a tool.