CDG is a consulting and design firm designed around the people we serve. We help public entities, private enterprise and the petroleum industry respond to changing regulations and develop new opportunities. Over the past 70 years, CDG has built strong relationships with community leaders and governmental agencies while serving municipalities, utility boards and authorities, industrial and commercial enterprises, and private entities throughout the Southeast. CDG features more than 130 professional, technical and administrative staff located in seven offices across the state of Alabama.