Applications are closed for 2015

Get ready for the 2016 edition of the contest by publishing your case studies.

You can browse the 2015 finalists and choose the winner of the international users' choice award. He will be announced, along with the other winners of the contest, on December 3rd during the COP21.

Next year, you could be the one presented at the COP22 in Marrakech.

Publish your case studies for 2016

Who can apply?

The contest rewards exemplary buildings and their solutions contributing to the fight against climate change. They can be published by any stakeholder of a project: the contractor, the architect, the engineer, the real estate developer, industrials, construction companies… even the user of the building.

Industrials, you can add your own solutions to existing case studies to enter the contest.

Gain durable visibility !

Beyond the media cover generated by the COP21,
your exemplary buildings will durably stay online on every Construction21 platforms.

How to apply?


Create your Construction21 account in a few clicks, it’s free!


Publish one competing building or more in the Construction21 observatory.


Select one category or more matching your building(s) or its solution(s).


Detail at least one solution per competing building to illustrate how it matches the chosen category.

  • *Net Zero
    Energy Buildings
  • *Low Energy
  • *Renewable
  • *Bio-based
    and Recycled
  • *Smart
  • *Health
    & Comfort

You can compete with your buildings even if your country doesn't have its own national Construction21 platform, by applying on the international platform.

You can present more than one building.

Check the Case Study tutorial for more information.

What kind of information is required?

Each case study published on Construction21 must describe a building through 20 mandatory fields. For the contest, each category requires some additional information. Check the enclosed document listing the fields to fill for each category.

To be eligible, you need to detail at least one solution under the « product » tab (material, system, process) in your case study.

Publish your case studies for 2016

See the rules

Contest powered by

With the support of
In partnership with