London’s virtual events platform Hopin has added another $450 million to the coffers via a Series D funding round. Since February of 2020, the company has raised over $1 billion.

The latest funding arrives via new lead investors Arena Holdings and Altimeter Capital, and saw participation from new investors Adams Street Partners, Untitled Investments and XN in addition to existing investors Andreessen Horowitz, DFJ Growth, General Catalyst, GIC, IVP, Northzone, Salesforce Ventures, Slack Fund, Temasek and Tiger Global.