Constantine Diamantidis is a Regional Sales Director and Group Level Manager with over 15 years of experience in operational management, sales, and staff development. He has a proven track record of turning underperforming operations around through effective sales strategies and staff development. Currently, as Group Car Sales Manager at Enterprise Holdings in Milwaukee, WI, he has led a 15% growth in deliveries YTD and increased profits by 20% while maintaining high customer service scores and a 90% employee retention rate. Previously as Area Car Sales Manager at Enterprise Holdings in Lanham, MD, he increased sales by over 50% through focused sales culture and training.