The Parent Company is a self-administered and self-managed real estate investment trust (“REIT”) that provides leasing, property management, development, redevelopment, acquisition and other tenant-related services for a portfolio of office, retail, and mixed-use properties. The Parent Company owns its assets and conducts its operations through the Operating Partnership and subsidiaries of the Operating Partnership. The Parent Company is the sole general partner of the Operating Partnership and, as of June 30, 2019, owned a 99.4% interest in the Operating Partnership. The Parent Company’s common shares of beneficial interest are publicly traded on the New York Stock Exchange under the ticker symbol “BDN”.

As of June 30, 2019, the Company owned 96 properties that contained an aggregate of approximately 16.9 million net rentable square feet (collectively, the “Properties”). The Company’s core portfolio of operating properties excludes development properties, redevelopment properties, and properties held for sale (the “Core Properties”). The Properties were comprised of the following as of June 30, 2019:

	Number of Properties		Rentable Square Feet
Office properties		88		15,719,636
Mixed-use properties		3		641,741
Retail property		1		17,884
Core Properties		92		16,379,261
Development property		1		204,108
Redevelopment properties		3		338,650
The Properties		96		16,922,019

In addition to the Properties, as of June 30, 2019, the Company owned 234.7 acres of land held for development, of which 35.2 acres were held for sale. The Company also has leasehold interests in two land parcels totaling 1.8 acres, each acquired through prepaid 99-year ground leases, and held options to purchase approximately 55.5 additional acres of undeveloped land. As of June 30, 2019, the total potential development that this inventory of land could support under current zoning and entitlements, including the parcels under option, amounted to an estimated 14.2 million square feet, of which 0.2 million square feet relates to 35.2 acres held for sale. As of June 30, 2019, the Company also owned economic interests in ten unconsolidated real estate ventures (collectively, the “Real Estate Ventures”) (see Note 4, “Investment in Unconsolidated Real Estate Ventures,” for further information). The Properties and the properties owned by the Real Estate Ventures are located in or near Philadelphia, Pennsylvania; Austin, Texas; Metropolitan Washington, D.C.; Southern New Jersey and Wilmington, Delaware.

The Company conducts its third-party real estate management services business primarily through wholly-owned management company subsidiaries. As of June 30, 2019, the management company subsidiaries were managing properties containing an aggregate of approximately 24.9 million net rentable square feet, of which approximately 16.9 million net rentable square feet related to Properties owned by the Company and approximately 8.0 million net rentable square feet related to properties owned by third parties and Real Estate Ventures.

Unless otherwise indicated, all references in this Form 10-Q to square feet represent net rentable area.