Beacon Construction Co and Camp, Dresser & McKee Consulting Engineers (CD&M) announced that CD&M has signed a long term lease for space at One Center Plaza, Beacon's private office building in Government Center. Currently occupying three floors at 18 Tremont St., CE&M will take one full floor in Phase 1 of the 900 ft. long building which is being built in three stages. The move is scheduled for June. Herman Dresser, Partner in CD&M, said, "Our new headquarters at One Center Plaza will allow us to consolidate our operations and pave the way for future expansion."