Large-format concrete printing
Deployable todayGantry- and arm-mounted extruders lay continuous low-carbon walls at architectural scale.
// AUTONOMOUS ADDITIVE CONSTRUCTION
We don't build.
We deploy.
Segal Development prints autonomous, self-sustaining habitats from local material — on Earth today, off-world next.
- 72h
- Shell-to-commission, single structure
- 0
- Crews required before first print
- 60%
- Embodied carbon vs. cast concrete
// 01 — THESIS
Construction is the last un-automated frontier of the physical economy.
Agriculture mechanized. Manufacturing roboticized. Logistics optimized to the second. The building of shelter — the most fundamental physical good — is still poured by hand, on schedules measured in seasons.
Segal closes that frontier. We treat a building as a print job: surveyed, modeled, and extruded by autonomous machines from material found on site.
// HEADLINE METRIC
Time-to-habitation
The only number that matters. We compress it from years to days — and we are not optimizing a process, we are replacing one.
// 02 — TECHNOLOGY
One algorithm. Different boundary conditions.
Our single core competency is autonomous additive construction from local material, re-skinned per environment. Earth and Mars are the same problem with different gravity, atmosphere, and feedstock. We solve it once.
Different boundary conditions: 1g, oxygen, water, supply chains.
// SHARED SPINE — INVARIANT ACROSS THEATERS
- SENSE
- COMPILE
- EXTRUDE
- SHIELD
- CERTIFY
Low-carbon geopolymer mixes
Deployable todaySite-blended geopolymers cut embodied carbon against Portland cement without sacrificing strength.
LiDAR survey → BIM → toolpath
Deployable todayAutonomous survey resolves the site to millimeters, then compiles the model straight to machine toolpath.
Swarm robotics
RoadmapCoordinated multi-machine fleets print, place, and finish in parallel across a single footprint.
// 03 — PROCESS
Four steps. No site office.
The structure rises layer by layer — and so does our pipeline.
- 01
Survey
Autonomous LiDAR and photogrammetry resolve terrain, utilities, and tolerances before a single machine moves.
- 02
Model
Constraints compile into a structural model and a continuous print toolpath — BIM straight to machine code.
- 03
Print
Extruders lay the shell from local feedstock, contour by contour, with closed-loop quality control every layer.
- 04
Commission
Systems integrate, the envelope is sealed and certified, and the structure is handed over ready for habitation.
// ADDITIVE BUILD
// 04 — THEATERS OF OPERATION
Where the work lands.
// MEDIA SLOT — EARTHAutonomous gantry printer extruding a low-carbon concrete wall on a terrestrial construction site at dusk.
Proven extrusion, deployed on terrestrial sites today.
Urban infill
Dense, fast structures slotted into the lots a crane can't reach.
Disaster response
Permanent shelter printed in days where a region lost it in hours.
Off-grid & master-planned
Self-sustaining communities sited beyond the reach of conventional supply chains.
// 05 — DEPLOYMENTS
Selected deployments.
Deployable-today and roadmap, marked honestly. Credibility compounds.
EarthDEPLOYED
Foundry One
Sonoran Corridor, AZ
Single-family shell printed in 41 hours, geopolymer mix.
First production deployment of the gantry extruder. 1,800 ft² envelope, autonomous survey to sealed shell with a two-person finishing crew.
EarthIN PROGRESS
Aftershock
Disaster Response Pilot
Rapid permanent shelter, 6-unit cluster, mobile fleet.
Containerized printer fleet validating time-to-habitation under field conditions: no fixed power, no batch plant, no site office.
EarthIN PROGRESS
Greywater Commons
High Desert, NV
24-home off-grid community, closed-loop water + solar.
Master-planned community demonstrating swarm sequencing across a shared footprint with integrated self-sustaining systems.
SpaceROADMAP
Regolith Bench
Lunar Analog, Earth
Sintering testbed, simulant feedstock, vacuum chamber.
De-risking ISRU sintering on lunar-simulant regolith before flight: binder chemistry, layer adhesion, and shielding density.
SpaceROADMAP
Sulfur Field
Mars Analog, Earth
Waterless sulfur-concrete habitat shell, cold-set.
Proving sulfur-concrete cure and structural performance at Martian temperature and pressure analogs ahead of pre-deployment.
SpaceROADMAP
First Light
Cislunar
Pre-deployed pressurized shell, crew-ahead delivery.
Reference architecture for a habitat that lands, surveys, and prints itself — so the structure is waiting when people arrive.
// 06 — VISION
Segal Development prints the future where it's needed — fast, sovereign, and built to outlast the people who ordered it.
// 07 — PARTNER
Build the frontier with us.
We work with investors, governments, and developers who measure outcomes in time-to-habitation. If that's you, the conversation is short.