CEO and Founder - Generation Sales Group, 6444 East Hampden Avenue Suite 330 Denver, CO 80222 <br /> <br />For over 10 years, Generation Sales Group has been a U.S. Based, Full Service Telemarketing and Cold Calling Company focused on delivering high quality Lead Generation and Telephone Sales Services with integrity. Our team of professional Sales Call Agents is comprised of agents with a minimum of seven years inside sales experience. We are proud to be a 100% United States based on-shore call agency.