Brookfield won NAREIT's "Leader in the Light" Award in 2012 in the Large Cap - Office category.  This program recognizes leadership in ownership and operation of sustainable real estate.

Brookfield Office Properties was named the Sustainability Roundtable's* "Office Landlord of the Year 2010" for its "leadership in sustainability and energy optimization programs."

For several years, Brookfield Office Properties has been a member company of the FTSE4Good Index, the responsible investment index calculated by global index provider FTSE Group.

Brookfield Office Properties was one of 12 organizations selected by Buildings magazine for their 2009 list of "Leaders in Energy Management and Sustainability." Brookfield was particularly recognized for its "proactive approach to sustainability and energy management" with regards to pending legislation and new regulations on green practices at commercial properties.

In 2009 and 2010, Brookfield Office Properties was named one of the "Top 50 Most Socially Responsible Corporations in Canada" by Jantzi-Maclean's*.

In the Global Environmental Real Estate Survey commissioned by APG Asset Management, PGGM Investments and USS, which is considered a first step in mapping the sustainable state of the listed property sector, Brookfield Office Properties' U.S. Office Fund (the survey focused on private funds) ranked 3rd among the 39 private American real estate funds that responded.

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