About
EcoDomeHomes, a venture of Memorable Green, designs and engineers airformed concrete shell homes in Portugal and builds them worldwide. The underlying construction system, the M45 Protocol, is the subject of a Portuguese utility model (INPI Modelo de Utilidade N.º 12464, filed February 2026, patent pending) and a signed research agreement with the University of Algarve. The company is based in the University of Algarve incubator (CRIA) on the Gambelas campus, and is part of the Digital Built Accelerator at Técnico de Lisboa, backed by Unicorn Factory Lisboa.
Why it matters: the spec sheet
| Specification | Conventional home | EcoDomeHomes |
|---|---|---|
| Design service life | 50 to 80 years | 500 years |
| Wind resistance | 145 to 240 km/h | 400 km/h |
| Fire rating | Combustible | IBC Type II |
| Hurricane resistance | Not rated | FEMA P-361 near-absolute protection |
| Time to watertight | 4 to 8 weeks | Under two weeks |
| Time to finished | 6 to 12 months | 12 weeks |
| Operational energy | Baseline | Up to 75% lower |
| Build cost | Baseline | About 5% below standard construction |
| Structural rebuilds in 500 years | 6 to 10 | Zero |
Units have survived wildfires that destroyed the structures around them.
Key facts
- IP: INPI utility model N.º 12464, filed February 2026 (patent pending).
- University partnership: signed research agreement with the University of Algarve.
- Incubator: based in the University of Algarve incubator (CRIA), on the Gambelas campus, Faro.
- Accelerator: Digital Built Accelerator at Técnico de Lisboa, backed by Unicorn Factory Lisboa.
- Traction: signed letter of intent for the first three homes in New Hampshire, United States.
- Commercial line: M45 Systems, airformed shell construction for data centers, healthcare, and civic structures, with optional EMP shielding.
- Method: airformed concrete shell. Shell cast in 5 to 7 days; turnkey delivery in about 12 weeks.
Founder
Chris Garner, founder of EcoDomeHomes and Memorable Green, spent more than 25 years in residential construction, including award-winning design-build firms in the United States, before relocating to the Algarve to build EcoDomeHomes. He is available for interviews on construction technology, housing affordability, and climate-resilient building.
Explore
See the design portfolio and the full spec story: View the designs →
Media contact
For interviews, high-resolution renders, and technical documentation:
EcoDomeHomes is a venture of Memorable Green. Airformed concrete shell homes designed and engineered in Portugal, built worldwide.