Indeed you are free to contact whomever you choose, as are the handful of CAIR members. But don’t make the mistake of claiming that anyone is trying to stifle anyone’s freedom of speech, or of free association for that matter.
CAIR uses threats and are terrorist supporters. Cowardly companies that cave to these islam-o-pigs will hear from me and others. Got a problem with that?
I guess you need to read more about what CARE is and how they operate.