Silicon Roundabout | Activity | F4

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Silicon Roundabout Activity

Every public signal F4 has attached to this firm, with sources and cross-entity links.

Types

Time range

Investment

Participated in Cnuic Technologies' $3M pre-seed round led by Tensor Ventures and Blank Space Ventures. Cnuic is an Edinburgh-based startup developing optical lithography systems for photonic chip manufacturing.

Cnuic Technologies

Cnuic TechnologiesSilicon Roundabout

tech.euAPR 28, 2026

APR 28, 2026

Investment

Led Cellbricks' €10M seed round for 3D-bioprinted tissue implants and organ replacement.

Cellbricks Therapeutics

Cellbricks TherapeuticsSilicon Roundabout

techfundingnews.comMAR 25, 2026

MAR 25, 2026

Team Change

Natalia joins Silicon Roundabout Ventures as Head of Community and Operations. She previously scaled a tech community in the CEE region and was an executive at Sigma Square in Oslo.

Natalia joins as Head of Community and Operations

Silicon Roundabout

blog.siliconroundabout.venturesJAN 2026

JAN 2026

Essay

GP Francesco Perticarari argues value is migrating from software/AI hype back to the Physical Layer — Next-Gen Computing, Energy Transition, and Strategic Resilience (Defence/Space) — as general-purpose computing hits physics limits for ML workloads.

Welcome to 2026 & Why Hardware Rules Software

Silicon Roundabout

blog.siliconroundabout.venturesJAN 2026

JAN 2026

Exit

Portfolio company ENIAN exited.

ENIAN

ENIANSilicon Roundabout

pitchbook.comOCT 2025

OCT 2025

News

Fund II officially launching after Fund I closure at £5.05M with 18+ companies backed.

Fund II launching soon

Silicon Roundabout

blog.siliconroundabout.venturesJUL 25, 2025

JUL 25, 2025

Essay

Silicon Roundabout Ventures shares their portfolio construction thesis and fund performance philosophy in their build-in-public blog series, outlining the case for deep-tech infrastructure investing.

Making a 10X Fund a Real Life Thing

Silicon Roundabout

blog.siliconroundabout.venturesJUL 2025

JUL 2025

3 milestones· JUN 2025Show all

Milestone

Secured major defense contracts with NATO allies (Latvia and Netherlands).

Origin Robotics

Origin Robotics Silicon Roundabout

blog.siliconroundabout.venturesJUN 2025

JUN 2025

Milestone

Achieved world's first tritium breeding in a commercial reactor and crossed significant annual revenue milestones.

Astral Systems

Astral SystemsSilicon Roundabout

blog.siliconroundabout.venturesJUN 2025

JUN 2025

Milestone

Ephos became the first startup to receive EU Chips Act funding, securing €41.5M to build advanced glass-based photonics fabrication facility.

Ephos

EphosSilicon Roundabout

blog.siliconroundabout.venturesJUN 2025

JUN 2025