Contact Us Get in Touch Office320 Pelham Ave., Suite 403Huntsville, AL 35801 Mailing AddressP.O. Box 18864Huntsville, AL 35804 ContactsJohn Allen, Chief Executive Officer(256) 652-6857johnallen@hsvc100.orgSarah Otto, Office Administrator(931) 581-8068sarahotto@hsvc100.orgAndrew Dollar(615) 618-6252andrewdollar@hsvc100.org