No, if someone expresses racism they are racist. Calling migrants "illegals" is one such expression that is racist. Like I said, racists have a reason to ignore their racism.
A claim without evidence. So, we throw it out.
I find your claims hard to believe. And if they are I am suspicious you have not included the whole story. Businesses and organizations have their own policies for various reasons. Some are good, some aren't. But diversity and equality has been a huge problem in the USA given it's history of slavery and racism, and we have not cured those ills yet. Stats indicate that racism is getting worse, and it correlates to the rise of Trump. The need for diversity and equality is surely in proportion to the increasing racism.
This chart shows the total number of hate crime incidents recorded by the FBI.
www.statista.com