IMPACT! Inc. is a Public Relations/Corporate Communications company located in the Charleston, SC area. We offer: Interactive Marketing Workshops using Social Media and other tactics Public Relations & Marketing Consulting Resource Materials & E-books Susan Jeanne Mertz has more than 20 years experience in public relations, communications and strategic organizational development for companies and nonprofit organizations throughout the country. IMPACT! INC. creates opportunities that link companies to their communities through comprehensive public relations strategies and customized corporate communications.