David C. Aiken; Commercial Development Director. With 37 years in the Palm Beach market his role is to connect the Dots between CEMEX’s resources and market opportunities. CEMEX is a leading heavy building materials supplier focusing on cement, aggregate, block and ready-mix. Internationally, they employ 45,000 people in 50 countries with annual sales of approx. 13 billion dollars. Locally in Florida, CEMEX employ approx. 2700 individuals doing 1.7 billion in sales.