NexWafe makes the silicon at the heart of space solar power systems: radiation-resistant wafers, produced in the West. Space solar has a supply problem. Silicon degrades considerably under radiation, III-V cells are expensive and capacity-constrained, and almost all of the world’s wafer supply sits in Asia. NexWafe solves this at the wafer level. Our EpiNex process grows ultra-thin silicon wafers directly from gas, with no ingot, no saw and no kerf loss. Because each wafer is built layer by layer, we can engineer its thickness and radiation resistance, so cells keep more of their power over the full mission life. From LEO constellations to the next generation of space infrastructure, NexWafe provides the foundation that powers them.
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The NexWafe annual revenue was $6.2 million in 2026.
Karl Haarburger is the CEO NexWafe Si-Fab GmbH of NexWafe.
56 people are employed at NexWafe.
The NAICS codes for NexWafe are [33, 334].
The SIC codes for NexWafe are [34, 342].