Celestial AI develops Photonic Fabric, a hybrid photonic-electronic optical interconnect technology platform for disaggregated exascale compute and memory clusters. The platform delivers on-chip compute-to-compute and compute-to-memory links with >1.5 Tbit/s/mm2 package bandwidth, 25X greater than alternative technologies like co-packaged optics, enabling transformational performance advantages for AI and cloud data center architectures.
Celestial AI has been acquired
This company is no longer available on our private secondary market.
Company data and valuation marks are estimates and may be incomplete, stale, erroneous, or revised.
Founded
2020
Total Funding
$844.6M
7 rounds
Latest Valuation
$2.5B
Mar 10, 2025
Funding data and valuation marks are estimates and may be incomplete, stale, erroneous, or revised.
Total raised $844.6M across 7 rounds
Last updated 06-25-2026
| Date | Round | Amount Raised | Valuation | Lead Investors |
|---|---|---|---|---|
| Mar 10, 2025 | Series C1 | $250M | $2.5B | Fidelity Management & Research Co. |
| Feb 25, 2025 | Series C1 | $250M | $2.5B | Fidelity Management & Research Co. |
| Mar 2024 | Series C | $175M | — | U.S. Innovative Technology Fund |
Funding data and valuation marks are estimates and may be incomplete, stale, erroneous, or revised.
Entry · Series C1
$2.5B
Feb 2025
Celestial AI today
$2.5B
Mar 2025 · latest mark
Celestial AI multiple
1.0x
valuation uplift since first round
Y-axis is logarithmic. Hollow dots = estimated valuations. Does not represent realized investor returns.
David Lazovsky
Founder and CEO
Preet Virk
Co-Founder and COO
Michelle Tomasko
Co-Founder
Competitor list is illustrative and may be incomplete, stale, or erroneous.
Broadcom
Provides optical interconnect and networking solutions for data centers
Nvidia
Develops AI accelerators and high-speed interconnect technologies (NVLink, InfiniBand)
Intel
Produces semiconductors and optical interconnect technologies for data centers
Inphi
Develops high-speed analog and mixed-signal semiconductor solutions (acquired by Marvell in 2021)
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