Built Environment grants in the United States

Open

Awards $2,500 for the best Tiny House design in an open international competition.

Open

Funds European digital startups at TRL 4-5 seeking co-development with industry partners through EIT Digital's open innovation matching platform.

Between cycles

Awards €10,000 per category to energy-transition startups founded within the last 10 years.

Between cycles

Awards €10,000 to the winning start-up in each of five energy-transition categories.

Between cycles

Pays up to $800,000 in cash prizes to water-innovation solvers worldwide.

Between cycles

Pays category-winning climate and energy startups €10,000, equity free.

Closed

Pays $10,000 to $15,000 for promising non-patented clean-tech startup ideas in energy transition and the circular economy, with a chance to join A2A's venture-building program.

Closed

Pays $20,000 to $30,000 for patentable clean-tech products or processes in energy transition and the circular economy, in exchange for the exclusive right once filed.

Closed

Pays $30,000 to $50,000 for already-patented clean-tech products or technologies in energy transition and the circular economy, in exchange for the IP.

Closed

Awards €100,000 total to architects and designers for unbuilt building concepts.

Closed

Connects climate innovators to partner programs delivering climate, AI, energy, and built-environment acceleration.

Closed

Supports early-stage climate ventures through global competition, coaching, and investment readiness across all sectors.

Closed

Awards equity-free cash prizes and strategic investment access to ConTech startups pitching to a consortium of ten construction-industry corporate venture arms.

Closed

Pays up to $575,000 across three phases for a rapid seal that stops dam conduit failures.

Closed

Fully funds space-enabled services that make critical infrastructure safer and greener.

Closed

Awards early-stage climate tech and energy start-ups an equity-free cash prize, a fully-covered trip to Berlin, and investor exposure at the SET Tech Festival.

Closed

Funds feasibility studies and pilots for satellite-enabled water infrastructure.

Closed

Awards up to €50,000 in equity-free funding and mentoring to energy, smart-city and eHealth startups.

Closed

Awards the winning startup 10 million yen after a pitch contest at SusHi Tech Tokyo.

Closed

Awards a €100,000 prize fund for the best unbuilt architecture, interior and landscape designs.

Open

Offers pitch time, mentoring and investor exposure to five category-winning startups.

Open

Awards up to $250,000 in cash and in-kind prizes to Tufts-affiliated founders.

Open

Offers qualifying open-source projects free full Datadog access to support monitoring and reliability operations.

Open

Provides venture studio support, go-to-market coaching, and startup growth services through cohort engagement.