Private and secure communication software for businesses
Silent Circle has raised €111M across 3 funding rounds from 1 investor, most recently a Series C round in Jul 2016. Based in Geneva, Switzerland; founded 2012; active in Cybersecurity and Telecom. Data as of 6 Aug 2026.
Timing: dormant vs cohort gap · momentum flat. Funding-only estimates, not predictions and not investment advice — see signals.
| Date |
|---|
| Stage |
|---|
| Amount |
|---|
| Investors |
|---|
| 2016-07-01 | Series C | €46M | Santander | View deal → |
| 2015-02-01 | Growth/Late | €44M | — | View deal → |
| 2014-05-01 | Growth/Late | €22M | — | View deal → |
