Founded by Jacquelyn Magill in 1999, EDM is now a WBE/DBE and DCAMM certified contractor/subcontractor specializing in bridge repair, steel erection, precast erection, precast tensioning, studs/decking and misc. metals Exceeding 10 million in annual sales with about 30 employees on average EDM has a small company atmosphere with a general contractor perspective. We are proud members of the AISC and ASM that utilize union field crews in our projects. In 2006 we broke ground on our new office building located at 125 East Main Street, Merrimac, MA; this location is just minutes from three major highways. We have a staffed shop in the back of the building that provides maintenance and up keep for our equipment. Our warehouse space allows us to stock an extensive collection of Sheer connectors in plenty of sizes so that we are prepared for all of our clients needs. Our shop is maintained by experienced ironworkers who have knowledge in the field to enhance the efficiency of our operations.