Consulting Firm Attracts Large Clients, Grows Revenue 50% Using Implementation Fee and Guarantee

For the past 12 years, Advanced Technology Consulting Inc. (ATC) has helped companies save an average of 30% on their telecommunications services. Co-founder David Goodwin, who is based in Cincinnati, and his Hartford, Connecticut-based partner, Darren DeMartino, have grown the company to sales of between $2 million and $5 million. They have done that by…