OneSignal key facts
as of Oct 2026- Developer of a customer engagement and messaging platform designed to help businesses communicate with users across multiple channels.
- OneSignal is valued at approximately $266.0M as of Oct 2026 (last reported valuation).
- It has raised $84.3M; the latest was Later Stage VC in Mar 2026.
- Notable investors include Y Combinator, SV Angel, SignalFire, Hemisphere Ventures, ServiceNow Ventures — 44 tracked in total.
- Status: Privately Held (backing).
OneSignal's last reported valuation, Jan 2023. Nothing priced has surfaced since.
- ·The complete investor list: 44 names
- ·Watch OneSignal: the Monday email on marks, rounds and moves
OneSignal funding rounds
No funding rounds for OneSignal are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
Who backs OneSignal
44+Membership and data by Private Market View
OneSignal valuation
OneSignal's last reported valuation was $266 million in Jan 2023. No priced round, secondary trade or fund mark has surfaced since.
OneSignal investors
44 investors are on record for OneSignal, including Y Combinator, SV Angel, SignalFire and Hemisphere Ventures. By type, the record holds 6 venture capital firms and 5 angel investors.
About OneSignal
Developer of a customer engagement and messaging platform designed to help businesses communicate with users across multiple channels. The company offers push notifications, email, SMS, and RCS messaging, in-app messaging, journey orchestration, and analytics tools, enabling product and marketing teams to onboard users, drive engagement, and improve retention.
- Sector
- Information Technology
- HQ
- San Mateo, CA, United States
- Founded
- 2011
- Employees
- 173
- Website
- onesignal.com/
- Ownership
- Privately Held (backing)
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