- The Hardy Group is a leader in the field of residential construction in St. Augustine and the surrounding areas. We offer highest levels of workmanship for your complete satisfaction. br The Hardy Group, Inc. br 975 S. Ponce de Leon Boulevard br St. Augustine, FL 32084 br Phone: (904) 471-5800 br Fax: (904) 471-5820 br info@thehardygroup.