I. C. Thomasson Associates utilizes the LEED Rating System® in project management and has LEED® Accredited Professionals on staff. The LEED (Leadership in Energy and Environmental Design) Green Building Rating System® is a voluntary, consensus-based national standard for developing high-performance, sustainable buildings. LEED® provides a complete framework for assessing building performance and meeting sustainability goals. Based on well-founded scientific standards, LEED® emphasizes state of the art strategies for sustainable site development, water savings, energy efficiency, materials selection and indoor environmental quality. LEED® recognizes achievements and promotes expertise in green building through a comprehensive system offering project certification, professional accreditation, training and practical resources.