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SDC is a prolific green building professional services firm dedicated to bettering our built environment through sustainable design, construction, operations and maintenance. Since 2002, we have contributed our expertise to over a thousand projects and built a solid reputation for delivering excellence in the Mid-Atlantic region and beyond. SDC successfully guides projects following a variety of green building programs, standards and regulations. Our services include feasibility assessments and charrettes, project reviews, green building process management and technical consulting, building science analyses, sustainability plan and program development, material and financing research, post-occupancy evaluations, workshops and professional trainings. SDC has been recognized by GBCI as a LEED® Proven Provider™ for the BD+C rating system family and is proud to be part of the team of experts providing project review services to GBCI. Approved as an AIA Continuing Education System Provider, we offer numerous courses also approved by GBCI. With offices in Richmond, Virginia and Washington, DC, we are a woman-owned small business certified in several states. SDC’s founder Sandra Leibowitz and her interdisciplinary team of over twenty experienced and credentialed professionals are regularly called upon to serve on industry councils, present and write on a wide variety of sustainable design and development topics.