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Kara Labs
Kara Labs is a deep tech materials company on a mission to make diamond an engineering material. The company engineers single-crystal diamond products including substrates, delta-doped and isotopically engineered layers, thin-film membranes for photonic and quantum devices, and thermal materials such as heat spreaders for high-power devices. Backed by Y Combinator (S26), Kara Labs serves researchers and hardware engineers pushing the boundaries of quantum computing, photonics, and advanced electronics.
Company Founded in 2026

