Sustainable Investment Group (SIG)

Sustainable Investment Group (SIG) is a full-service sustainability, wellness, and ESG consulting & engineering firm. Specializing in green building certifications like LEED, WELL, Fitwel, and BREEAM, SIG is a leader in the green building movement and is recognized as a LEED Proven Provider, USGBC Gold Level Member, WELL Enterprise Partner, IWBI Keystone Member, Fitwel Champion Provider, ENERGY STAR Partner of the Year – Sustained Excellence, and GRESB Real Estate Premier Partner. SIG provides sustainability solutions for new and existing Class A Office, Mixed-use, Residential, Industrial, Healthcare, Educational, Retail, and Event/Entertainment properties. In addition to our consulting expertise across many different sustainability platforms, we have an in-house Engineering department that provides technical expertise including ASHRAE Level I-II Energy Audits, Fundamental + Enhanced Commissioning (Cx), Retro-Commissioning (RCx), Energy Modeling, Net-Zero and Decarbonization Studies, Life Cycle Assessments, and Daylight Modeling. Our ESG team provides corporate sustainability strategy, ENERGY STAR certification and local ordinance benchmarking, data assurance, and reporting to globally standardized frameworks such as GRESB, GRI, and CDP. Our Climate Investment Solutions team helps our clients stack, model, and monetize green financing tools within the Inflation Reduction Act, PACE, grants, loans, rebates, and tax credits, incentives, and deductions. We have successfully certified over 500 LEED projects across over 80M SF, over 160 Energy Studies totaling 70M SF, over 60 Energy Modeling projects totaling over 10M SF, and over 90 Commissioning/Retro-Commissioning projects totaling over 25M SF. SIG supports over $34B in Real Estate Assets and provides green building services for over 75M sf annually.