So the organizations that provide the VPN service are Calyx VPN and Calyx Institute (have I understood correctly?) The site says these organizations are “trust

So the organizations that provide the VPN service are Calyx VPN and Calyx Institute (have I understood correctly?) The site says these organizations are “trusted”, but I'm still not sure who are they saying is doing the trusting. It's very easy to label something “trusted”, but trusted by whom?