World View has raised $15m in a Tencent-backed series B round that will support the development and commercial adoption of its high-altitude balloons.

Internet company Tencent has contributed to a $15m series B round closed by US-based high-altitude balloon developer World View.

Canaan Partners led the round, which included fellow venture capital firms Norwest Venture Partners (NVP) and Moment Ventures, and VC fund Base Ventures.

World View produces high-altitude balloons it calls Stratollites which function in the stratosphere. They are capable of circumnavigating the earth and maintaining position over one place for months on end, allowing them to measure a range of data…