US-based airspace security technology developer Fortem Technologies has closed a $15m series A round that included aerospace manufacturer Boeing’s corporate venturing unit, HorizonX.

Venture capital fund Data Collective led the round, which also featured Manifest Growth, New Ground Ventures, Signia Venture Partners and Mubadala Investment Company, the investment arm of the emirate of Abu Dhabi.

Founded in 2016, Fortem Technologies is the developer of TrueView, a radar system capable of fitting on an aircraft that can detect, track and identify…