Clay-Mac is a Full Service Asphalt Paving and Milling Contractor in Hampton Roads, VA. Clay-Mac is fully licensed and insured. Clay-Mac Corporation can help you maintain your parking facilities, or repave when its more cost effective for the long term. Clay-Mac specializes in Asphalt Paving, Asphalt Milling, Crack Sealing, Seal Coating, Striping, and