Sustainable Investment Group (SIG) - a TÜV SÜD America Company Email Format

Environmental ServicesGeorgia, United States51-200 Employees

Sustainable Investment Group (SIG) is a full-service environmental building consulting firm based in Atlanta, Georgia, that supports design, construction, and real estate operations professionals in achieving higher performance, value, and quality in the built environment. Its offerings cover energy assessments, LEED and WELL Building consulting, commissioning, ENERGY STAR verifications, and guidance for GRESB, along with other technical services. The company also advances the green building sector through education and training, having helped more than 12,000 professionals across the United States prepare for LEED and WELL AP exams.

The team comprises LEED Accredited Professionals, architects, and professional engineers with backgrounds spanning design, construction, commissioning, property management, and real estate. In Spring 2024 SIG became part of the TÜV SÜD America family of companies, a development aligned with its energy efficiency and sustainability focus; the firm has previously been recognized as an ENERGY STAR Partner of the Year in 2016, 2017, and 2019.

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