Should I change "our" to "their" in this quote? If so, how?
As stated in their 2011 Annual Report, Siemens’ identity and corporate culture is defined by their vision to be a pioneer, which is based on their values of being responsible, excellent and innovative (Siemens, 2011). “Together with these values, our strategy and One Siemens framework, it also defines our business goals and specifies a clear direction for our development” (Siemens, 2011, p. 21).