Quanastra
Superconducting nanowire single-photon detectors and cryogenic photonics
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About
Quanastra (also referred to as Quanstra in some coverage) is a Delhi-based quantum deep-tech company commercializing superconducting nanowire single-photon detectors (SNSPDs), custom cryogenics, superconducting and optical thin films, and cryoelectronics for quantum communication, computing, and photonics research. It was among four deep-tech startups that received capital from the IIT Madras–Unicorn India Ventures IITM Unicorn Frontier Fund I (announced September 2026).
- Website
- quanastra.com
- Stage
- seed
- Location
- Delhi, India
- Added via
- web
- Ownership
- unclaimed
Where to go
Products
- Quanastra SNSPD Systems — Cryogenic superconducting nanowire single-photon detector systems · Hardware