Telco Construction employs LEED certified project managers to incorporate these principals into your project. LEED (Leadership in Energy and Environmental Design) is an internationally-recognized green building certification system that strives to incorporate environmentally conscience building practices and materials into new construction. Developed by the U.S. Green Building Council (USGBC), LEED provides building owners and operators with a framework to identify and implement practical green building designs, construction, operations and maintenance solutions.