Castelion | RoundOS

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Castelion | RoundOS

Weekly digest by email

Funding history

1 round · 1 with disclosed amounts

Announced	Round	Amount	Investors
Aug 19, 2026	Series C	$1B	Altimeter — Role not disclosedAndreessen Horowitz (a16z) — Role not disclosedCarlyle — Role not disclosedGeneral Catalyst — Role not disclosedInterlagos — Role not disclosedJPMorganChase Strategic Investment Group — Role not disclosedLavrock Ventures — Role not disclosedLightspeed Venture Partners — Role not disclosedT. Rowe Price Associates — Role not disclosed

Investors

AltimeterSeries C Andreessen Horowitz (a16z)Series C CarlyleSeries C General CatalystSeries C InterlagosSeries C JPMorganChase Strategic Investment GroupSeries C Lavrock VenturesSeries C Lightspeed Venture PartnersSeries C T. Rowe Price AssociatesSeries C

Coverage

Aug 19, 2026Castelion · Series C

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Sources

castelion.com ↗