Kilroy Realty Corporation is a self-administered real estate investment trust active in office, life science and mixed-use property types in the United States. The Company owns, develops, acquires and manages real estate assets, consisting primarily of Class A properties in Los Angeles, San Diego, the San Francisco Bay Area, Seattle and Austin. Its stabilized portfolio includes all of its properties with the exception of development properties committed for construction, under construction, or in the tenant improvement phase, redevelopment properties under construction, undeveloped land and real estate assets held for sale. It added two development projects to its stabilized portfolio consisting of two buildings totaling 829,591 square feet of office space in San Diego, California and Austin, Texas. Its stabilized portfolio of operating properties comprises 121 stabilized office properties. It owns its interests in all of its real estate assets through Kilroy Realty, L.P.