Dear Felix
As you may know, [OLD FIRM NAME, ex. ABC Co.] has changed its name to [NEW FIRM NAME, ex. C B A Co]. Please note, however, that our address has not changed:
[ADDRESS, ex. 4321 Second Street Suite 532 Any city, Any state, 85432] XXX-XX-XX As always, we will continue to serve you with the same devotion and quality which you have come to expect from us. It will be a pleasure to do business with you in the future.
Regards
Lydia