From GetHashing

http://www.whoismind.com/email/am9zaGdhcnph-protonmail.ch.html

The email joshgarza@protonmail.ch is related to these domains :

cryptoprivateinvestorgroup.com
cryptoprivateinvestorsgroup.com
mineralpass.com
http://www.ipaddressden.com/email/Y29udGFjdA-cryptoprivateinvestorgroup.org.html

The email contact@cryptoprivateinvestorgroup.org is related to these domains :

cryptochange.org
cryptoprivateinvestorgroup.com
onlycrypto.com
orderpaycard.com
paybase2.com
paybaseredux.com