Earlier quoted context omitted.
So are the following: -Tesla -Eero -Pluot
Can you provide a reference to how eero is violating the GPL? A quick search did not reveal anything, and they have a page on their website that suggests they meet their obligations under it.
You may also request a copy of the source by e-mailing
legal@eero.com with "Source for eero device" in the subject line.
Note, GPL doesn't mandate code be put up on GitHub. It only requires that its reasonably available.