The Conti Group (Conti) has again been named to the 2011 Top 400 Contractors list published annually by the Engineering News Record (ENR) Magazine. Conti ranked #186 on the list of 400 companies, and moved up 36 spots from last year’s list in a market where construction revenues dropped 10.8%. Additionally, Conti ranked #12 on ENR’s Top 20 Hazardous Waste Contractors list.  The 2011 contractor rankings are based on revenue the firms received in 2010.  The rankings are recognized in the construction industry as the standard by which construction companies are rated.