OneSignal

Customer Engagement Platform for Email, Push Notifications, & SMS

San Mateo, United States · Founded 2011 · $84.2M raised

Headquarters
San Mateo
Employees
51–200
Founded
2011
Business Model
B2B
Total Funding
$84.2M
Last Round
Corporate RoundJan 2023
Rounds
5

Totals include recorded grants and other qualifying funding, not just equity. What counts toward funding.

Indexed holds 5 funding rounds and 5 investors for this company. The full record is or through the API.

About

OneSignal is a customer engagement platform built to give businesses of all sizes an easy-to-use, effective, and scalable way to reach users. The company now empowers over a million businesses to send 12 billion messages daily, with one in every five apps choosing OneSignal. It focuses on omnichannel engagement tailored to each company's unique customer journey, with products that are quick to implement, plus APIs, personalization at scale, and measurable results rather than adding more operational noise.

Summary

OneSignal is a Developer Tools company based in San Mateo, United States, founded in 2011. It has raised $84.2M in total across 5 rounds, most recently a Corporate Round in Jan 2023. Investors include Rakuten, ServiceNow Ventures and BAM Elevate.

Tech & App Stack

5 technologies & apps tracked

Every product and vendor across these categories, with where each signal came from.

Create a free account with 25 free credits every month, no card needed, to unlock the full tech & app stack, funding history, and valuations.

Funding History

Corporate RoundCorporate RoundJan 2023

Sign up to see all 5 events

Funding: Seed through Corporate Round. Amounts, valuations, and investors where available.

Investors

Similar Companies

Stripe

Stripe provides payments, billing, money-management, fraud-prevention, and identity tools that he...

South San Francisco, United States5001–10000Banking, Fintech
Series G+Total funding$8.8BMar 2023
Sitecore Corporation

AI-powered digital experience platform helping brands connect content, data, and personalization ...

London, United Kingdom1001–5000Marketing Tech, Productivity
Series CTotal funding$2.3BApr 2016
Baseten

Baseten provides an inference platform that lets AI teams deploy, operate, and scale custom and o...

San Francisco, United States51–200Artificial Intelligence, Cloud
Series FTotal funding$2.1BJun 2026
Nintex

Nintex delivers agentic business orchestration tools that help organizations streamline workflows...

Bellevue, United States1001–5000Developer Tools, SaaS
Private EquityTotal funding$2.1BOct 2021
Sierra

Sierra provides an enterprise conversational AI platform that lets businesses build trustworthy a...

San Francisco, United States51–200Artificial Intelligence, Conversational AI
Venture RoundTotal funding$1.6BMay 2026
Unity SoftwareIPO

Game engine and real-time 3D content creation platform

San Francisco, United States1001–5000Developer Tools, Gaming
Series ETotal funding$1.6BJul 2019

Your company? Embed this profile

Add the live badge to your site — it stays current as your funding data updates.

OneSignal on Indexed.vc
<a href="https://indexed.vc/companies/onesignal"><img src="https://indexed.vc/api/badge/company/onesignal" alt="OneSignal on Indexed.vc" width="260" height="76" /></a>