Look up cell phone towers;cell phone signal strength readings;and Wi-Fi access points around the world
OpenSignal has raised €11M across 3 funding rounds from 3 investors, most recently a Series B round in Jan 2018. Based in London, UK; founded 2010; active in Telecom. Data as of 7 Aug 2026.
Timing: dormant vs cohort gap · momentum up. Funding-only estimates, not predictions and not investment advice — see signals.
| Date |
|---|
| Stage |
|---|
| Amount |
|---|
| Investors |
|---|
| 2018-01-01 | Series B | €6.7M | Octopus Ventures | View deal → |
| 2014-08-01 | Series A | €3.0M | Passion Capital,Qualcomm Ventures | View deal → |
| 2012-09-01 | Seed | €1.0M | — | View deal → |
