The safest bet, and it took me a long time to accept this, is to assume nobody with a mainstream presence is on our side, they have too much money to lose by associating with actual White advocacy.
Discussion
The best we get in the mainstream are gatekeepers who have their paychecks signed by a Baum, Berg, or witz. They just slowly shift the normies a little more left every day. The standard Republican today is more left leaning than the left was 10 years ago.