Rayon
Rayon is a browser-based CAD and design workspace where architects and interior designers create precise drawings, schedules and client presentations together.
€10MSeries A
ParticipantN
Northzone
Activity from announced rounds
Activity in this selectionOct 17, 2026 · Jul 20, 2026
Northzone is the investment firm whose official portfolio identifies Tandem Health and which Rayon names as a continuing backer.
Recorded funding activity
Tandem turns consultations into draft clinical documents. Rayon supplies a browser-based design workspace, while Agon develops simulation environments for defence AI. The records preserve the distinct professional applications and financing events.
Sources
- Rounds participated in
- 4
- Confirmed lead rounds
- 0 2 roles undisclosed
- New companies
- 4 First participation on record · 0 follow-on
- Funding in participating rounds
- $591.4M 4 disclosed · full round size, not this investor’s share
By stage
By primary sector
By country
Rounds
4 in this selectionTandem Health
Tandem builds an AI clinical assistant that turns patient consultations and clinician dictation into draft notes and follow-up documents for review in existing medical-record systems.
$100MSeries B
ParticipantAgon
Agon develops virtual environments for defence companies and governments to train and evaluate autonomous AI systems.
$30MPre-Seed+Seed
Role not disclosedCuspAI
Developing AI systems to discover and design new materials for clean energy and chipmaking
$450MSeries B
Role not disclosed