PicoJool
PicoJool develops optical chips and transceiver modules for high-bandwidth, low-power connections in AI data centres.
$27.5MSeries A
LeadSP
Socratic Partners
socraticpartners.com ↗Activity from announced rounds
Activity in this selectionUnited States · Oct 16, 2026 · Jul 19, 2026
Socratic Partners invests across the semiconductor ecosystem, backing founders developing technologies for computing and related infrastructure.
Investment focus
The firm’s investment focus spans the chip industry and technologies that enable it. Its team emphasizes experience building, leading and investing in semiconductor companies when working with founders.
Activity recorded by RoundOS
RoundOS records include Polaris Electro-Optics and nEye.ai in optical interconnects, Eridu in AI networking, and Delos Data in inference infrastructure. Ethernovia develops networking processors for software-defined systems. These recorded financings illustrate connected computing infrastructure; the selection is not the firm’s full portfolio.
Sources
- Rounds participated in
- 3
- Confirmed lead rounds
- 1 1 roles undisclosed
- New companies
- 3 First participation on record · 0 follow-on
- Funding in participating rounds
- $77.5M 2 disclosed · full round size, not this investor’s share
By stage
By primary sector
By country
Rounds
3 in this selectionDelos Data
Delos Data builds an AI inference infrastructure platform spanning cluster software, server systems and data-interface silicon. It connects heterogeneous GPUs, accelerators, memory and storage into a resilient data domain so operators can scale inference workloads with lower latency and avoid interruptions when components or links fail.
>$100MFunding
Role not disclosedPolaris Electro-Optics
Optical interconnect technology for moving data between AI and data-center systems with lower power consumption.
$50MSeries B
Participant