Bio-based Buildings international conference

The first international conference on bio-based buildings dedicated to the public sector

©Tracks – Guillaume Amat

The B3 Conference aims to launch an unprecedented momentum of bio-based building across local and regional authorities worldwide. Over two days, creative and innovative initiatives of varying scales – from a building construction project to a regional development program - will be presented by project leaders, experts and professionals from both the public and private sectors to delegates from across the world.

The conference will be held on Tuesday, November 5th and Wednesday, November 6th, 2019 at the Paris Region headquarters. It will be followed by a 1-day guided tour highlighting bio based building related projects in and around Paris, on Thursday, November 7th.


Main Facilitator : Manuella Cunha Brito

Manuella Cunha Brito is the co-founder of Good Tech Lab and co-author of The Frontiers of Impact Tech, a 250-page publication based on +450 interviews with innovators from 30 countries. She was born in Brazil and she holds a Master in International Development from SciencesPo Paris.

Tuesday, 5th November

9:00am | Registration and welcome coffee

9:30am - 9:50pm | Opening by Valérie PECRESSE, President of the Ile-de-France regional council

Part 1 – Why spread the use of bio-based materials in the construction sector?

9:50am – 10:10am | Bio-based buildings: biomass, men and buildings

How bio-based buildings make a reliable and tenable response to the environmental, economic and social challenges the construction sector is currently facing?

  • Jan GLASMEIER, Dipl. Ing. Architect and founder, Simple Architecture (Germany)

10:10am – 10:30am | The bio-based building sector in France: an overview

Brief analysis of the French bio-based construction sector and future perspectives

  • Olivier JOREAU, President, Association of bio-based buildings manufacturers (France)

10:30am – 11:00am | Networking break

11:00am – 12.45pm | Spreading the use of bio-based materials locally: a wide range of benefits

Widescale deployment of natural bio-based materials could turn our built environment into a much-needed carbon store, and bring a wide range of other benefits: occupant health and comfort, local economy development, cooperation with local communities, skills development, stronger cultural identity for territories, etc.


  • André BOURASSA, Architect (Quebec)
  • Arthur HELLOUIN DE MENIBUS, Research engineer in building science/construction professional, bio-based construction French collective (France)
  • Anne-Solange MUIS, Director of ASM Editions, Editor-in-chief of EcologiK (France)
  • Guy CHARRON, Federation of forest municipalities of the Isère department (France)
  • Shintaro NISHIMURA, Director, Suteki Europe (Japan)

12:45pm | Cocktail lunch

Part 2 – Let’s take action

2:15pm – 4:00pm | How to create a competitive product offer based on local resources?

From identifying locally available resources to structuring bio-based building local supply chains, from developing product norms to designing policy framework…how the public sector can contribute to create local bio-based building materials?


  • Elhadhi Alioune DIA, Director of Planning and Cooperation, Rufisque county council (Senegal)
  • Pablo JÀCOME, Latin-America regional coordinator, international network for bamboo and rattan (Ecuador)
  • Julia TURPIN, Architect and member of the straw bale construction French network (France)
  • Eleni ZIKA, Head of program of bio-based industries joint undertaking (European Union, Greece)

4:00pm-4:30pm | Networking break

4:30pm-5:00pm | How Paris Region supports the development of biobased construction?

  • Jean-Philippe DUGOIN-CLEMENT, Vice-president of the Ile-de-France regional council

5pm – 6pm | FIBRA Award Ceremony, First World Prize for Contemporary Plant Fiber-Based Architecture

Mistresses of ceremonies:

  • Dominique GAUZIN-MÜLLER, architecture writer and critic, coordinator of FIBRA Award (France/Germany)
  • Christine LECONTE, President of architects Ile-de-France regional council (France)
  • Aurélie VISSAC, Amàco, co-curator of the FIBRA Architectures exhibition (France)

6:00pm | Cocktail dinner offered by the Association of bio-based buildings manufacturers (AICB)

Wednesday, 6th November

9am | Welcome coffee

9:30am – 10:00am | Building a bamboo bridge in Sumatra, and how to develop other bamboo structures

  • Jörg STAMM, Architect (Germany)

10:00am - 12:00pm | How to stimulate the demand for bio-based building materials?

While materials made out of renewable resources are still marginally used in the construction sector, what practices can make them more widely used? Over this session, delegates and project leaders will present initiatives that did boost local demand – from raising public awareness to providing financial incentives for property owners.


  • Laure TRANNOY, Manager project, Minister for the Ecological and Inclusive Transition (France)
  • Tsuyoshi AOYAMA, General manager, Sumitomo Forestry co. ltd (Japan)
  • Sami MHAMDI, Secretary General of the Ministry of local affairs and environment (Tunisia)
  • Emmanuel PEZRES, Director of territorial research and innovation, city of Rosny-sous-Bois (France)
  • Hervé-Jacques POSKIN, Director of Cluster Eco-construction (Belgium)

12:00pm – 1.30pm | Cocktail lunch

1.30pm – 3.30pm | How to get local actors involved in a collective action?

Discover how territorial engineering policies and initiatives can help developing new relational and organizational proximity around bio-based building projects, as well as collaboration between local actors, including non-business organizations, to share knowledge and know-how in order to commonly develop innovative solutions.


  • Jean-Jacques BOUSSAINGAULT, President of Parc Naturel Régional du Gâtinais français (France)
  • Hugues GRIMARD, Prefect of MRC des Sources and Mayor of Asbestos (Quebec)
  • Christine LECONTE, President of architects regional council of Île-de-France (France)
  • Richard Anthony LOSALAJOME BOLOM'OESE, Vice-president of architects national council (Democratic Republic of Congo)

3:00am – 3:30am | Networking break

3:30pm – 4:30pm | Creating bio-based, sustainable cities for tomorrow

The vision of smart cities, driven by technologies for a more efficient urban space is predominant. What about low tech solutions and best practices that too often lay unexplored?


  • Christine LEMAITRE, CEO of German sustainable building council (Germany)
  • Flemming RAFN THOMSEN, Partner of Third Nature (Denmark)

4:30pm – 5:00pm | Launch of B3 International Community

  • Véronique PAPPE, Director of Construction 21 (France)

5:00pm | Closing by Alexandra DUBLANCHE, Vice-president of the Ile-de-France regional council

6.00pm - 9.30pm | !MPACT Award Ceremony

!MPACT is a student architecture competition dedicated to promoting low-impact building materials. The B3 conference attendees are cordially invited to participate to the award ceremony at the Cité de l’Architecture et du Patrimoine, Paris 16e

Thursday, 7th November (optional)

9:00am - 6:00pm | 1-day guided tour highlighting bio-based building related projects in and around Paris : industrial production units, building sites, notable buildings, etc.

Two tour options will be available to the participants: hemp or straw bale based construction.

Regular tickets €45 per person. Tickets are non-refundable.

Visits will be led in French and translated to English. Departure from and arrival to Paris. Costs of lunch and transport included.

Guided tour #1: Hemp for building tour (45 min East of Paris)

Facilitation by Grégoire Mouly, research engineer specialized in eco-friendly materials at LM ingénieur, as well as an expert from Ekopolis

8:15am | Coach departure from the boarding point (the boarding point will be near a subway station in Paris and will be specified later) – departure at 8.30 am.

10:15am | Guided tour of the hemp fiber processing plant Planète chanvre, where hemp is processed into fibers for insulation panels and shives for concrete.

  • Eric GRANGE, Director of Planète chanvre

11:45am | Visit of a multipurpose hall in Signy-Signet, hemp-lime coating

1:15pm | Lunch break (meal included)

2:45pm | Demonstration using a hempcrete spray machine

4:45pm | Visit of a construction site: Bray-sur-Seine school made of hemp concrete

  • Philippe LAMARQUE, architect and President of Construire en chanvre

5:45pm | Coach departure from Bray-sur-Seine

6:30pm | Arrival in Paris

Guided tour #2: Straw-bale construction tour (12 mi around Paris)

Facilitation by a representative of collect’if paille member of the French straw-bale construction network (Réseau français de la construction en paille-RFCP), as well as an expert from Ekopolis

8:15am | Coach departure from the boarding point (the boarding point will be near a subway station in Paris and will be specified later) – departure at 8.30am.

9am | Visit of the straw bale-built elementary school Les Boutours in Rosny-sous-bois

  • Emmanuel PEZRES, architect, research and innovation territorial director at the city of Rosny-sous-Bois

10:30am | Visit of a construction site, children centre Félix Eboué in Rosny-sous-bois, straw-bale used as structural components (load-bearing)

  • Emmanuel PEZRES, architect, research and innovation territorial director at the city of Rosny-sous-Bois
  • Charlotte PICARD, architect for the city of Rosny-sous-Bois

12am | Demonstration: integrating straw bales in a building’s wood frame

1pm | Lunch break (meal included)

2pm | Bus trip: video screening of straw-bale cutting

2:30pm | Visit of a student residence building site in Paris (15th), renovation using straw-bale

  • Sandra DE GIORGIO, architect, NZI Architecture

4pm | Visit of the Louise Michèle school in Issy-les-Moulineaux made of pre-fab Straw Bale Panel Construction

  • Sonia CORTESSE, architect at ADSC architectur

5pm | Coach departure from Issy-les-Moulineaux

5pm | Arrival in Paris

Event Location and Accommodations

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