Introduction
Choose a site—used, abandoned, or forgotten—anywhere in the world, and give it a new purpose! In a world facing urgent environmental and spatial challenges, the most sustainable solutions may come not from new construction, but from reimagining what already exists. Re:Form #2 invites architects, designers, and innovators to embrace the challenge of adaptive reuse, working within spaces under 250 square meters to give them renewed purpose and relevance.
Participants are free to choose any existing structure—whether currently in use, abandoned, or neglected—anywhere in the world. From unused storefronts and aging sheds to underutilized garages or portions of larger buildings, each project should demonstrate the potential to transform a limited footprint into something innovative and impactful.
This edition celebrates the ingenuity needed to balance sustainability, functionality, and design within an existing space. How can we rethink these structures to serve new purposes, meet contemporary needs, and positively impact their communities? Re:Form is a call to bring fresh perspectives to old spaces, proving that thoughtful adaptation can be a powerful tool for a more sustainable future.
Competition is open to all. No professional qualification is required. Design proposals can be developed individually or by teams (4 team members maximum). Correspondence with organizers must be conducted in English; All information submitted by participants must be in English.
Prizes
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- Prize fund 10,000 €
- 1ST PLACE 5,000 €
- 2ND PLACE 2,500 €
- 3RD PLACE 1,000 €
- Buildner Student Award 1,000 €
- Buildner Sustainability Award 500 €
- 6 Honorable mentions & certificates
Key dates
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- Closing date for registration 4 February 2026
- Closing date for project submission 9 March 2026
- Announcement of the winners 28 April 2026
- Competition Q&A deadline 10 February 2026
Registration fees
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- EARLY BIRD 30 Jul – 02 Oct | 70-110 €
- ADVANCED 03 Oct – 03 Dec | 80-120 €
- LAST MINUTE 04 Dec – 04 Feb | 100-140 €






