Possibly. What the article specifically states is that US Southern Command (Southcom) is using the same supplier as Project Loon: > Raven Aerostar, the company

Possibly. What the article specifically states is that US Southern Command (Southcom) is using the same supplier as Project Loon: > Raven Aerostar, the company that is supplying the balloons for Southcom’s tests and launching them from its facility in South Dakota, told the Guardian that it has had balloons remain aloft for nearly a month. Raven also makes balloons for the Alphabet subsidiary Loon, which uses them to help deliver internet and cellphone service from the stratosphere.