As IMT’s Senior Director of Business Engagement, Marla oversees the evolution and execution of programmatic strategy and services that drive high-performance building adoption across the real estate industry while elevating IMT’s position as a valued partner for the commercial real estate industry.

Marla is a seasoned sustainability professional with over 18 years of experience in developing and implementing ESG programs for commercial real estate. She was the Director of Sustainability for an office and industrial REIT, Liberty Property Trust, where she developed and led the company’s industry-leading environmental, social, and governance (ESG) program and the integration of sustainable business practices across the organization. As a result, Liberty was one of the first companies to receive recognition as a GRESB Green Star and a Green Lease Leader, in addition to ENERGY STAR Partner of the Year Sustained Excellence. Marla also became the first Director of Sustainability for Brookdale Senior Living, the nation’s largest owner/operator of seniors housing with a portfolio of over 90 Million square feet of real estate. At Brookdale she led the development of strategic sustainability projects and initiatives, which resulted in over $3M of utility savings within two years. Prior to joining IMT, Marla was an ESG consultant at RE Tech Advisors where she led client work across all real estate sectors and specialized in the senior living sector. Marla helped lead RE Tech’s work as an EPA Contractor for the ENERGY STAR Commercial Buildings program and helped develop various industry service offerings.

Marla is a LEED AP ID+C, a Fitwel Ambassador, and has her master’s degree in Sustainability and Environmental Management from the Harvard University Extension School.

Marla Thalheimer

Senior Director, Business Engagement

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